{ "guild": { "id": "1361349522684510449", "name": "wafer.space Community", "iconUrl": "2026-10_media/fb143eaa45770cbb40493d09b625e98b-09FD1.png" }, "channel": { "id": "1557332828746678332", "type": "GuildPublicThread", "categoryId": "1361349523724570943", "category": "\uD83E\uDD2A-off-topic", "name": "Info from Disco Engineers", "topic": null }, "dateRange": { "after": "2026-09-30T23:59:59.999+00:00", "before": "2026-11-01T00:00:00+00:00" }, "exportedAt": "2026-10-31T23:19:34.7279624+00:00", "messages": [ { "id": "1557332835055181867", "type": "Default", "timestamp": "2026-10-07T10:04:41.722+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Like I said above, went to Disco today and they were really great people and offered me a lot of time. \nThey also seemed very willing to give us the benefit of doubt and work with us for our special needs.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1557333387407138848", "type": "Default", "timestamp": "2026-10-07T10:06:53.413+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "First up, @Leo Moser (mole99) \n\n## Saw Streets and Back Grinding\n\nFor full thickness they wanted 100um saw street. And then they also wanted a callout for backside chipping. \n\nThey also said 70um for the background would be more appropriate.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "inlineEmojis": [] }, { "id": "1557333490196815872", "type": "Default", "timestamp": "2026-10-07T10:07:17.92+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [ { "id": "1557333488901038161", "url": "2026-10_media/20261007_160909-B3067.jpg", "fileName": "20261007_160909.jpg", "fileSizeBytes": 173661 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1557333845135724647", "type": "Default", "timestamp": "2026-10-07T10:08:42.544+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Also @leo, they showed me a picture and the saw street was <50um not sure where that was coming from", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1557333869068292188", "type": "Default", "timestamp": "2026-10-07T10:08:48.25+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [ { "id": "1557333868170846310", "url": "2026-10_media/20261007_161853-A848E.jpg", "fileName": "20261007_161853.jpg", "fileSizeBytes": 318070 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1557334654665887857", "type": "Default", "timestamp": "2026-10-07T10:11:55.551+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "## Test features and sawstreet. \nSo in our reticle design we had 30um on each side to give us the total 60um saw street. \n\nGF did not honor another 30um and started their test features right there.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1557335673269256195", "type": "Default", "timestamp": "2026-10-07T10:15:58.405+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "## Dicing Metal\nWe do not want to dice through features or test patterns. Apparently it loads up the wheel and that causes heat/ time from wheel dressing and other bad things. \n\nFirst one, they requested we ask GF to not let test features cross our dicing lines. \nSecond one (and I don't even know how/if this is even possible?? but they asked if there was a way for GF to not have metal deposited in the un-shot spaces", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1557335708006481941", "type": "Default", "timestamp": "2026-10-07T10:16:06.687+00:00", "timestampEdited": "2026-10-07T10:16:42.33+00:00", "callEndedTimestamp": null, "isPinned": false, "content": "In the pic posted with < 50um dimension, AFAICT that's just the polyimide deposition. but you can cut through that, doesn't matter for anything, there is nothing there. The 60.90 is the actual point where things start to matter ( that's the `Metal5` from the guard ring which extends all the way to the edge of the project dies )", "author": { "id": "596068704471482370", "name": "246tnt", "discriminator": "0000", "nickname": "tnt", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/88d17af9d19ab43565b0c46751ef7d12-DFEE5.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [ { "emoji": { "id": "", "name": "\uD83D\uDC4D", "code": "thumbsup", "isAnimated": false, "imageUrl": "2026-10_media/1f44d-27259.svg" }, "count": 1, "users": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ] } ], "mentions": [], "inlineEmojis": [] }, { "id": "1557336745715040357", "type": "Default", "timestamp": "2026-10-07T10:20:14.096+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "we have that little sliver, that was causing all kinds of problems. They asked that we have no features that are taller than they are wide. No sliver there would be best. but that's something we already knew. \nI asked for the pictures they showed me a bunch, I will share them when I do. You could plainly see the one good cut and then the second cut came along and it was all crap.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1557338000034238514", "type": "Default", "timestamp": "2026-10-07T10:25:13.149+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "## Dicing plan\nThey really don't need a whole lot it turns out. \nWe need to give them the centerlines of every cut. They load those in and it just patterns after that. \nBasically said the table like we have and a picture of the reticle helps. \n\n### Main takeaway\nWe need to call out the part that is the test pattern and the little sliver if it exists *as if they were dies* and they should be a part of the table too.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [ { "id": "1557337998339612682", "url": "2026-10_media/image-1F0E2.png", "fileName": "image.png", "fileSizeBytes": 31204 }, { "id": "1557337999145050212", "url": "2026-10_media/image-21B05.png", "fileName": "image.png", "fileSizeBytes": 167764 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1557340189997801535", "type": "Default", "timestamp": "2026-10-07T10:33:55.277+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "## Bonus stuff\n\nThey do laser dicing, they gave me a back of the envelope quote, the sawstreets can be super thin, but it is expensive.\n\nThey do package dicing, I showed them the PCB and they were thinking it needed to be diced until I showed it was just v-grooved. \n\n-# That's all I can think of at the moment, I have to make a meeting in 10min. I think there's more to share later", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1558052640544391250", "type": "Default", "timestamp": "2026-10-09T09:44:56.724+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "So, let's finally take a look at this in more detail.\n\n@Andrew Wingate The reticle stitcher does not differentiate between a saw street and a callout. Everything between two user projects is designated as the saw street, so the only relevant factor for me is the total width required.\n\nDo I see it right that the initial suggestion from them was 100um saw street + 2*150um callout? That would be 400um in total? That's huge...\n\nEven if we rotated the reticle by 90° and lost a few slots that way, Tim showed that we can only get to a 281um total saw street. Otherwise, we would have to remove a column of projects.\n\nI also see a 75um callout in your sketch. Would 100um + 2*75um also be an option they can work with? i.e. 250um in total?", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ], "inlineEmojis": [] }, { "id": "1558053161552318516", "type": "Default", "timestamp": "2026-10-09T09:47:00.942+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Sorry away from computer so will try my best. \nThe extra 150s were for backside chipping callout specifically. They showed me a number of different chippings and said that anything that shouldnt propogate or affect the die should be fine", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1558053338887626835", "type": "Default", "timestamp": "2026-10-09T09:47:43.222+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "The 75um callout was a desired width **with** backgrinding. The 100 was full thickness", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1558053689736953936", "type": "Default", "timestamp": "2026-10-09T09:49:06.871+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "I also said Januarys batch would be identicle to these and the same for run 3. They have seemed pretty agreeable so don't forsee any issues", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1558053897627631648", "type": "Default", "timestamp": "2026-10-09T09:49:56.436+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "The different layout is a larger call. Not sure how to approach that one just yet.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1558058110235709521", "type": "Default", "timestamp": "2026-10-09T10:06:40.8+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Thanks for the reply.\n\nSorry but your sketch is a bit hard to read. I only see 100um as the saw street width, not for the callout? Or did you mean to say 150um instead of 100um?\n\nSo 75um callout with backgrinding, and 150um callout without backgrinding? And the saw street is always fixed at 100um.\n\nBut then again, is backside chipping such a big deal to us? Also, to keep this in relation, we are now doing 60um total width with backgrinding, which is significantly smaller than what they would like and it still seems to work reliable for Run 1-3 on their end?", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1558096009526120459", "type": "Reply", "timestamp": "2026-10-09T12:37:16.695+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "saw street: 100um with no backgrinding\n75um with backgrinding.\n\nForget about the 150, that is an allowance for them to have bad things on the back side. Has nothing to do with saw street. \nThey left town this morning, but I will be emailing them to send me all the pics I took, some of them were pretty informative. \n\nHope that's more clear.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "reference": { "messageId": "1558058110235709521", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1558112623533490228", "type": "Reply", "timestamp": "2026-10-09T13:43:17.783+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Alright, to be honest I'm still confused by the callout - but doesn't matter! \uD83D\uDE05\n\nSo, if I increase the current saw street width from 60um to 100um, everyone will be happy?", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ], "reference": { "messageId": "1558096009526120459", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [ { "id": "", "name": "\uD83D\uDE05", "code": "sweat_smile", "isAnimated": false, "imageUrl": "2026-10_media/1f605-42B43.svg" } ] }, { "id": "1558114035982139522", "type": "Reply", "timestamp": "2026-10-09T13:48:54.537+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Yeah, if that's possible they should be happy.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "reference": { "messageId": "1558112623533490228", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1558114878496055327", "type": "Default", "timestamp": "2026-10-09T13:52:15.408+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Nice! Yes, we'll have to switch to a different reticle layout, which reduces the overall capacity by a few quarter slots, but other than that, it should be fine.\n\nI'll update the reticle stitcher in the next days to give this layout a try, so we can be sure that it fits, and we know what the new sizes for the quarter- and half-slots are going to be.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [ { "emoji": { "id": "", "name": "\uD83D\uDC9C", "code": "purple_heart", "isAnimated": false, "imageUrl": "2026-10_media/1f49c-71A75.svg" }, "count": 1, "users": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ] } ], "mentions": [], "inlineEmojis": [] }, { "id": "1558234013397688454", "type": "Default", "timestamp": "2026-10-09T21:45:39.382+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "@Leo Moser (mole99) - Can we go for 200um instead? Better to have a saw street which is wider if possible?\n\nCould we just make the 1x1 slot (and half slots?) grow slightly bigger to keep the quarter slot the same size? \n\nThat way you can always drop a past run's smaller design into the slightly bigger slot?", "author": { "id": "169786952432746498", "name": "mithro_", "discriminator": "0000", "nickname": "Tim 'mithro' Ansell", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/9679bb77da48d47c905b398d98a83780-75B68.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "inlineEmojis": [] }, { "id": "1558234356684820553", "type": "Default", "timestamp": "2026-10-09T21:47:01.228+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "@Leo Moser (mole99) - I think @Andrew Wingate was said something about Disc didn't wanting to dice through the GF added test structures? \n\nSo we need the right amount of padding around the outside?", "author": { "id": "169786952432746498", "name": "mithro_", "discriminator": "0000", "nickname": "Tim 'mithro' Ansell", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/9679bb77da48d47c905b398d98a83780-75B68.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "inlineEmojis": [] }, { "id": "1558434189186170923", "type": "Reply", "timestamp": "2026-10-10T11:01:05.009+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "As I said, we can go up to ~250um total saw street width. However, the larger the saw street, the less area there is for the projects.\n\n> Could we just make the 1x1 slot (and half slots?) grow slightly bigger to keep the quarter slot the same size? \n\nIn theory, yes, but this will increase the required area for the reticle. I'm also not sure if we can keep the saw street width at 200um without removing a column of projects then.\n\nIf you want me to, I can explore that option.\n\n> That way you can always drop a past run's smaller design into the slightly bigger slot?\n\nWhile the quarter-slot projects would be compatible, the other slots wouldn't be. The bonding would be slightly different, and you need to make some changes to the layout to make it compatible with the larger slot size.\n\nPersonally, I would keep the full slots the same size (@tnt from Tiny Tapeout will be happy), and adjust the half and quarter slots instead (rip off the band-aid once).\nAs a nice touch, that way we would still be compatible with the OpenMPW shuttle projects.\n\nI'm not sure what Andrew meant by that. As I said, I just need to know the total saw street width.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "169786952432746498", "name": "mithro_", "discriminator": "0000", "nickname": "Tim 'mithro' Ansell", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/9679bb77da48d47c905b398d98a83780-75B68.png" }, { "id": "596068704471482370", "name": "246tnt", "discriminator": "0000", "nickname": "tnt", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/88d17af9d19ab43565b0c46751ef7d12-DFEE5.png" } ], "reference": { "messageId": "1558234013397688454", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1558438567762595873", "type": "Reply", "timestamp": "2026-10-10T11:18:28.943+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Total `saw_street_width <= 100um` I think we have that covered. \nCurrently on the *our reticle's edges* we have `saw_street_width/2` and when GF put their test features they did not honor any spacing, so the border around *our reticle* should be `saw_street_width` \nI hope I'm making sense here.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "reference": { "messageId": "1558434189186170923", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1558441579096702997", "type": "Reply", "timestamp": "2026-10-10T11:30:26.901+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "> Total saw_street_width <= 100um I think we have that covered. \n\nWasn't Tim just saying above that he would like to have 200um?\n\n> Currently on the our reticle's edges we have saw_street_width/2 and when GF put their test features they did not honor any spacing, so the border around our reticle should be saw_street_width\n\nIn both the G801 and G802 reticle layout, the border is already a full saw_street_width (60um).", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ], "reference": { "messageId": "1558438567762595873", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1558442983886561331", "type": "Reply", "timestamp": "2026-10-10T11:36:01.829+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "> In both the G801 and G802 reticle layout, the border is already a full saw_street_width (60um).\nNow that I am thinking about it, you are correct. \nThere was another image like this one and the width there also looked more narrow than it was laid out. This is likely the same thing. \n\nI think we just make them whatever width the layout we're shooting for allows and I agree we shouldn't go so far that we lose any slots. \n\nOut of curiosity, what width does that put us at?", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [ { "id": "1558442983328583680", "url": "2026-10_media/image-C8468.png", "fileName": "image.png", "fileSizeBytes": 5422276 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "reference": { "messageId": "1558441579096702997", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1558597468864774175", "type": "Default", "timestamp": "2026-10-10T21:49:53.918+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "@Leo Moser (mole99) - I'm still a bit confused about why the slot sizes need to change? Is it just so that we keep the 1x1 slot being perfectly the same as `2*half+scribe`?", "author": { "id": "169786952432746498", "name": "mithro_", "discriminator": "0000", "nickname": "Tim 'mithro' Ansell", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/9679bb77da48d47c905b398d98a83780-75B68.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "inlineEmojis": [] }, { "id": "1558663522139775117", "type": "Reply", "timestamp": "2026-10-11T02:12:22.246+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Yeah, I think the current sub_slots have the original saw street baked in `sub_slot = (full - saw_street)/2`", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "169786952432746498", "name": "mithro_", "discriminator": "0000", "nickname": "Tim 'mithro' Ansell", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/9679bb77da48d47c905b398d98a83780-75B68.png" } ], "reference": { "messageId": "1558597468864774175", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1558693022873559061", "type": "Default", "timestamp": "2026-10-11T04:09:35.769+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "@Andrew Wingate - But that is a choice on our side -- not something that is a hard requirement?", "author": { "id": "169786952432746498", "name": "mithro_", "discriminator": "0000", "nickname": "Tim 'mithro' Ansell", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/9679bb77da48d47c905b398d98a83780-75B68.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ], "inlineEmojis": [] }, { "id": "1558693466547167376", "type": "Reply", "timestamp": "2026-10-11T04:11:21.549+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "This is correct, but if we widen the sawstreets everywhere else this will have to follow suit. Currently assume we did not change all of it, we would all of a sudden have smaller streets on the subdivision streets.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "169786952432746498", "name": "mithro_", "discriminator": "0000", "nickname": "Tim 'mithro' Ansell", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/9679bb77da48d47c905b398d98a83780-75B68.png" } ], "reference": { "messageId": "1558693022873559061", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559105580713639978", "type": "Default", "timestamp": "2026-10-12T07:28:57.223+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "@Andrew Wingate - Do you have a feeling / understanding of the \"don't want to dice through test structures\" complaint? Is it just because we have such thin scribe lines?", "author": { "id": "169786952432746498", "name": "mithro_", "discriminator": "0000", "nickname": "Tim 'mithro' Ansell", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/9679bb77da48d47c905b398d98a83780-75B68.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ], "inlineEmojis": [] }, { "id": "1559106799867797516", "type": "Reply", "timestamp": "2026-10-12T07:33:47.892+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "The way it was phrased to me is that dicing through the metal loads up the wheel\nLoaded wheels create more heat and pressure. Causing some of the blowout backside chipping I was referring to before. \n\nThe way it sounded (I couldn't ask every question and had to read between the lines) wheel dressing (scraping off the loaded bits and truing the wheel) happen at programmed intervals they can change. \nSo dicing through them loads up the wheel more. \nThat part is out of our control, and everything I've seen you produce since has had such wide margins in the areas they cared about most, I will say they won't mind dealing with it.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "169786952432746498", "name": "mithro_", "discriminator": "0000", "nickname": "Tim 'mithro' Ansell", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/9679bb77da48d47c905b398d98a83780-75B68.png" } ], "reference": { "messageId": "1559105580713639978", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559475056331989005", "type": "Reply", "timestamp": "2026-10-13T07:57:07.075+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Alright, I took the time to give this a try with the reticle stitcher. Here are the results:", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "reference": { "messageId": "1558114878496055327", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559475088418541589", "type": "Default", "timestamp": "2026-10-13T07:57:14.725+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "### Reticle layout (90deg rotated)\n\nReticle sizes for different saw street widths (60/100/150/200um):\n\n- 60um: 24.012 x 28.561 mm\n- 100um: 24.292 x 28.821 mm\n- 150um: 24.642 x 29.146 mm\n- 200um: 24.992 x 29.471 mm\n\nThe maximum reticle size is 25 x 30 mm.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1559475145985232900", "type": "Default", "timestamp": "2026-10-13T07:57:28.45+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "### Reduction in die area of the half- and quarter-slots\n\n0p5x1:\n\n- 60um: 1936 x 5122 um = 9916192 um² -> baseline\n- 100um: 1916 x 5122 um = 9813752 um² -> -1.03 %\n- 150um: 1891 x 5122 um = 9685702 um² -> -2.32 %\n- 200um: 1866 x 5122 um = 9557652 um² -> -3.61 %\n\n1x0p5:\n\n- 60um: 3932 x 2531 um = 9951892 um² -> baseline\n- 100um: 3932 x 2511 um = 9873252 um² -> -0.79 %\n- 150um: 3932 x 2486 um = 9774952 um² -> -1.78 %\n- 200um: 3932 x 2461 um = 9676652 um² -> -2.77 %\n\n0p5x0p5:\n\n- 60um: 1936 x 2531 um = 4900016 um² -> baseline\n- 100um: 1916 x 2511 um = 4811076 um² -> -1.82 %\n- 150um: 1891 x 2486 um = 4701026 um² -> -4.06 %\n- 200um: 1866 x 2461 um = 4592226 um² -> -6.28 %\n\nThe quarter slot sees the largest reductions, due to the decrease in both width and height.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1559475253237907507", "type": "Default", "timestamp": "2026-10-13T07:57:54.021+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "@Tim 'mithro' Ansell If you'd like to go for a saw street width larger than 100um, I would suggest 150um. While 200um would still fit inside the maximum reticle size, there would be no space left to add anything else. Andrew mentioned that the dicing house wasn't too happy about the sliver of silicon with the test structures on it - we can't remove that, since the foundry adds it. However, we can add some dead silicon to all four borders of our reticle to make that sliver larger and thus less problematic. If we chose a 200um saw street width, there would be no area left to do that.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "169786952432746498", "name": "mithro_", "discriminator": "0000", "nickname": "Tim 'mithro' Ansell", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/9679bb77da48d47c905b398d98a83780-75B68.png" } ], "inlineEmojis": [] }, { "id": "1559475402903126119", "type": "Default", "timestamp": "2026-10-13T07:58:29.704+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "The question now is whether we want to change the saw street width already for **Run 3**? I suppose there is still enough time until the tapeout in December. People will need to reimplement their designs anyway after the PDK update that I am going to release soon.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1559475917670191154", "type": "Default", "timestamp": "2026-10-13T08:00:32.434+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [ { "id": "1559475917405822986", "url": "2026-10_media/20261013_025941-F9252.jpg", "fileName": "20261013_025941.jpg", "fileSizeBytes": 399691 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1559475970375684187", "type": "Reply", "timestamp": "2026-10-13T08:00:45+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "To be clear there are 2 slivers. \nOne has the test structures and that one is fine. \nThe other was that very very small one. That was the one that was a real problem.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "reference": { "messageId": "1559475253237907507", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559478385732882483", "type": "Reply", "timestamp": "2026-10-13T08:10:20.866+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Is this Run 1? Both slivers have test structures on them. The very small one is also added by GF.\nThe large sliver is 99% dead silicon - added by us.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ], "reference": { "messageId": "1559475970375684187", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559478451214360578", "type": "Default", "timestamp": "2026-10-13T08:10:36.478+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "This is Run 1 with metal fill visible. You can see that sliver here at the top:", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [ { "id": "1559478451055104040", "url": "2026-10_media/Bildschirmfoto_vom_2026-10-13_10-03-57-FFA2D.png", "fileName": "Bildschirmfoto_vom_2026-10-13_10-03-57.png", "fileSizeBytes": 6722 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1559478482822766605", "type": "Default", "timestamp": "2026-10-13T08:10:44.014+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "In Run 2, we removed the dead silicon, so you should only see very small slivers there.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1559478802340646953", "type": "Default", "timestamp": "2026-10-13T08:12:00.193+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Since we now know that small slivers are problematic for dicing, we could *again* add some dead silicon at the top, and also at the right side of our reticle layout.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1559479157497528341", "type": "Default", "timestamp": "2026-10-13T08:13:24.869+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Maybe dumb, but how wide are the test structures ? Is it a problem to leave them attached to the dies on the side ?", "author": { "id": "596068704471482370", "name": "246tnt", "discriminator": "0000", "nickname": "tnt", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/88d17af9d19ab43565b0c46751ef7d12-DFEE5.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1559479173939200061", "type": "Reply", "timestamp": "2026-10-13T08:13:28.789+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "That would be good. \nI was asked if we *had to have* a sliver if we could keep it >= 1mm that should be fine. \nLet me try to take a pic, it'll take a moment.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "reference": { "messageId": "1559478802340646953", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559479368416231469", "type": "Reply", "timestamp": "2026-10-13T08:14:15.156+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "I'll try to get a pic of that too. Hang tight", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "596068704471482370", "name": "246tnt", "discriminator": "0000", "nickname": "tnt", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/88d17af9d19ab43565b0c46751ef7d12-DFEE5.png" } ], "reference": { "messageId": "1559479157497528341", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559480621016027189", "type": "Reply", "timestamp": "2026-10-13T08:19:13.799+00:00", "timestampEdited": "2026-10-13T08:22:08.477+00:00", "callEndedTimestamp": null, "isPinned": false, "content": "We cannot keep it >= 1mm. That big sliver you showed above is only 600um in width.\nEdit: the 600um are our contribution. If you take a look at the big sliver, you will notice it has two colors: the golden part is from our reticle layout, the silver one is what GF added.\n\nIf we choose a 150um scribe line width for our new reticle layout, then we have 358um remaining at the top and 854um on the right.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ], "reference": { "messageId": "1559479173939200061", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559481358122876989", "type": "Reply", "timestamp": "2026-10-13T08:22:09.539+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "There's nothing from GF side that would stop us from having no sliver, correct? \nCan we just split it between all the sawstreets and leave all die ~45um larger?", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "reference": { "messageId": "1559480621016027189", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559481676411838505", "type": "Reply", "timestamp": "2026-10-13T08:23:25.425+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "No, GF adds the slivers on all four sides. That's where the test structures are placed.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ], "reference": { "messageId": "1559481358122876989", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559496863626035312", "type": "Default", "timestamp": "2026-10-13T09:23:46.339+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "@tnt @Leo Moser (mole99) I have added a bunch of pics, tried to get the test features as well, towards the bottom. \nLeo you are correct there are test features on all sides..", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "596068704471482370", "name": "246tnt", "discriminator": "0000", "nickname": "tnt", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/88d17af9d19ab43565b0c46751ef7d12-DFEE5.png" }, { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "inlineEmojis": [] }, { "id": "1559507677468561511", "type": "Reply", "timestamp": "2026-10-13T10:06:44.56+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "FYI The test features are usually placed inside the scribe line and are destroyed during dicing. However, we can't do that because we create our own reticle and don't have access to the test features. This is why GF adds the test features around our reticle you can think of our reticle as one large die).", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ], "reference": { "messageId": "1559496863626035312", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559508712207548507", "type": "Reply", "timestamp": "2026-10-13T10:10:51.261+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "I always understood that bit, but thought (hoped) it was localized to a single edge.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" } ], "reference": { "messageId": "1559507677468561511", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1559509958062637116", "type": "Default", "timestamp": "2026-10-13T10:15:48.296+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "I see. Normally, you want to cover as much area as possible with test structures due to local mismatch of the wafer.", "author": { "id": "323371864074485771", "name": "mole99", "discriminator": "0000", "nickname": "Leo Moser (mole99)", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/3c7c17f3225f6e56f4dccd83f14383f2-73F83.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [ { "emoji": { "id": "", "name": "\uD83D\uDC9C", "code": "purple_heart", "isAnimated": false, "imageUrl": "2026-10_media/1f49c-71A75.svg" }, "count": 1, "users": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ] } ], "mentions": [], "inlineEmojis": [] }, { "id": "1560786246199148684", "type": "Default", "timestamp": "2026-10-16T22:47:19.1+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "1. Saw street 60um is edge to edge of seal ring. Very little dicing margin for chipping with full thickness cut as I need less than 30um blade. Which is not recommended for full thickness cutting.\nPer discussion, please provide 80-100um saw street width if you want to run full thickness dicing.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [ { "id": "1560786245783789658", "url": "2026-10_media/ojbfonggcchojdki-E0301.png", "fileName": "ojbfonggcchojdki.png", "fileSizeBytes": 297124 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1560786443138240572", "type": "Default", "timestamp": "2026-10-16T22:48:06.054+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "2. Chipping that touch the seal ring. Base on initial trial, I cannot check if there is damage under the seal ring.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [ { "id": "1560786441947185283", "url": "2026-10_media/mjbmjkabcmiphcjf-60DF7.png", "fileName": "mjbmjkabcmiphcjf.png", "fileSizeBytes": 254860 }, { "id": "1560786442299646032", "url": "2026-10_media/acngdecgmpkgbpcb-CFE71.png", "fileName": "acngdecgmpkgbpcb.png", "fileSizeBytes": 162088 }, { "id": "1560786442714751126", "url": "2026-10_media/kkcnddodfonpbhji-543CF.png", "fileName": "kkcnddodfonpbhji.png", "fileSizeBytes": 234056 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1560786619752255548", "type": "Default", "timestamp": "2026-10-16T22:48:48.162+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "3. Small index island. If wafer is full thickness, the aspect ratio of the island will be high, this will cause it to shift and lead to chipping during dicing.\nAspect ratio of unit width to thickness should not be smaller than 1:1; excluding saw street.\nBest if you can remove it totally.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [ { "id": "1560786618850345050", "url": "2026-10_media/mogahpfgegcaicnh-E9D9B.png", "fileName": "mogahpfgegcaicnh.png", "fileSizeBytes": 73446 }, { "id": "1560786619299266711", "url": "2026-10_media/hkidomllhpdomgjg-FF037.png", "fileName": "hkidomllhpdomgjg.png", "fileSizeBytes": 257546 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1560786750719131688", "type": "Default", "timestamp": "2026-10-16T22:49:19.387+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "4. Some discoloration or corrosion on the pad.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [ { "id": "1560786750421344316", "url": "2026-10_media/ihfcdmhdbhefinom-6E08A.png", "fileName": "ihfcdmhdbhefinom.png", "fileSizeBytes": 237472 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1560786855153369221", "type": "Default", "timestamp": "2026-10-16T22:49:44.286+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "5. Backside chipping quality seems OK with slow feedrate. This is from the full thickness wafer.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [ { "id": "1560786854855442452", "url": "2026-10_media/gipooepodjggigld-70834.png", "fileName": "gipooepodjggigld.png", "fileSizeBytes": 656893 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1560787035575418910", "type": "Default", "timestamp": "2026-10-16T22:50:27.302+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "6. After we thin down the wafer, we see a lot of unusual backside chipping even at slow speed. Top side quality is okay.\nCurrently I am not sure if this is wafer stress related or process related. To eliminate, this we can run DBG process.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [ { "id": "1560787032463376516", "url": "2026-10_media/bnpilkjipenkfbao-13FF6.jpg", "fileName": "bnpilkjipenkfbao.jpg", "fileSizeBytes": 90295 }, { "id": "1560787033197256786", "url": "2026-10_media/faecmgnalefejkhm-A1AB3.jpg", "fileName": "faecmgnalefejkhm.jpg", "fileSizeBytes": 86054 }, { "id": "1560787034166272000", "url": "2026-10_media/adkecjkoghjmacii-EB9D1.jpg", "fileName": "adkecjkoghjmacii.jpg", "fileSizeBytes": 187704 }, { "id": "1560787034858070016", "url": "2026-10_media/gmaaabdcbmojciej-9DD1C.jpg", "fileName": "gmaaabdcbmojciej.jpg", "fileSizeBytes": 187331 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1560787291323244646", "type": "Default", "timestamp": "2026-10-16T22:51:28.277+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "@here some of the pics from disco. \nThey really spent quite a bit of time trying to work through these for whatever reason. \nSee notes above.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1560895651615608875", "type": "Default", "timestamp": "2026-10-17T06:02:03.384+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "What's \"DBG\" ?", "author": { "id": "596068704471482370", "name": "246tnt", "discriminator": "0000", "nickname": "tnt", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/88d17af9d19ab43565b0c46751ef7d12-DFEE5.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1560914499316351037", "type": "Reply", "timestamp": "2026-10-17T07:16:57.026+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Dice Before Grinding\n\nBasically you cut partially through the wafer, flip it over so it's face down on the tape and grind away the back until the dies are separated. \n\nThey were trying to sell me on it, but we're looking to cut costs and are widening the kerf allowances so we can keep full thickness and they can use a larger wheel.", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [ { "emoji": { "id": "", "name": "\uD83D\uDC4D", "code": "thumbsup", "isAnimated": false, "imageUrl": "2026-10_media/1f44d-27259.svg" }, "count": 1, "users": [ { "id": "596068704471482370", "name": "246tnt", "discriminator": "0000", "nickname": "tnt", "color": null, "isBot": false, "avatarUrl": "2026-10_media/88d17af9d19ab43565b0c46751ef7d12-DFEE5.png" } ] } ], "mentions": [ { "id": "596068704471482370", "name": "246tnt", "discriminator": "0000", "nickname": "tnt", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/88d17af9d19ab43565b0c46751ef7d12-DFEE5.png" } ], "reference": { "messageId": "1560895651615608875", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1564170136037097492", "type": "Reply", "timestamp": "2026-10-26T06:53:41.307+00:00", "timestampEdited": "2026-10-26T06:53:57.664+00:00", "callEndedTimestamp": null, "isPinned": false, "content": "This is why some fabs place staircasing perimeter resistor just inside seal ring, connected to test pads. It is easy shorts/opens process monitor, and is a signal for crack detection post-singulation.", "author": { "id": "376976238528692225", "name": "nmz787", "discriminator": "0000", "nickname": "nmz787", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/3-FB033.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" } ], "reference": { "messageId": "1560786443138240572", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1564170802633379861", "type": "Reply", "timestamp": "2026-10-26T06:56:20.236+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Awesome! Thank you for the information/ insight. This would be interesting to see. \nCurrent assumptions are that we are going to increase the saw streets to just allow more area. \nThanks!", "author": { "id": "756011607603019777", "name": "anfroholic", "discriminator": "0000", "nickname": "Andrew Wingate", "color": null, "isBot": false, "roles": [ { "id": "1423020172595298314", "name": "Mod", "color": null, "position": 4 } ], "avatarUrl": "2026-10_media/67bd670a335a2f955fb2ded57088a2cb-675B3.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "376976238528692225", "name": "nmz787", "discriminator": "0000", "nickname": "nmz787", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-10_media/3-FB033.png" } ], "reference": { "messageId": "1564170136037097492", "channelId": "1557332828746678332", "guildId": "1361349522684510449" }, "inlineEmojis": [] } ], "messageCount": 65 }