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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?

To: RDM who wrote (46406)	1/17/1999 10:40:00 PM
From: Paul Engel	Respond to of 1573994

RDM - Re: " Aluminum layers of finished wafers may be etched off and reworked. " If AMD does this, they are living in the dark ages. With 5 layers of metal and interlevel oxides and vias and contact plugs, this approach is suicidal. Paul

To: RDM who wrote (46406)	1/17/1999 11:13:00 PM
From: Jim McMannis	Respond to of 1573994

RE:"The abundance of 400 Mhz part is facilitated by the chip changes being in a late mask level. Aluminum layers of finished wafers may be etched off and reworked. The can allow the 10 week cycle time to be reduced dramatically by the reworking of work in process. I believe that AMD was shipping the fixed wafers in production within four weeks of the fix validation." ---- Thank you very much for that information. I had asked a process expert that very question but hadn't heard back yet.