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Article #18841Re: What's the deal? My chip says "SX-25"; Norton says "SX-33"
From: Iskandar Taib
Date: Mon, 04 Jan 1993 22:09
Date: Mon, 04 Jan 1993 22:09
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In article <sheldon.725671411@pv141b.vincent.iastate.edu> sheldon@iastate.edu (Steve Sheldon) writes: > But since these are targeted for commercial usage, they're most likely >only testing 1 in every 100 or so, as Mike said, a few out of each batch. > Chances are also good that if any of the sample batch fails the 25 Mhz, and >depending on the percent failed, they'll test all chips in that batch to see >if any of them are salvageable before they go throwing them all out the >door. Of course this last one depends on the economics of how expensive it >is to test all the chips vs. just making new ones. Hmmm Just wondering: at what point do they test the chips, and how? Do they do it while at the wafer stage, before they encase it in ceramic? How are the connections made? -- ------------------------------------------------------------------------------- Iskandar Taib | The only thing worse than Peach ala Internet: NTAIB@SILVER.UCS.INDIANA.EDU | Frog is Frog ala Peach Bitnet: NTAIB@IUBACS !
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Newsgroups: comp.sys.ibm.pc.hardware Path: arc1-ca.pugleaf.net!sparky!uunet!zaphod.mps.ohio-state.edu!howland.reston.ans.net!sol.ctr.columbia.edu!usenet.ucs.indiana.edu!silver.ucs.indiana.edu!ntaib From: ntaib@silver.ucs.indiana.edu (Iskandar Taib) Subject: Re: What's the deal? My chip says "SX-25"; Norton says "SX-33" Message-ID: <C0Co70.1ID@usenet.ucs.indiana.edu> Sender: news@usenet.ucs.indiana.edu (USENET News System) Nntp-Posting-Host: silver.ucs.indiana.edu Organization: Indiana University References: <5870140@pollux.svale.hp.com> <C01LuI.542@news.cso.uiuc.edu> <sheldon.725671411@pv141b.vincent.iastate.edu> Date: Mon, 4 Jan 1993 22:09:00 GMT Lines: 22