Extremely Hot Lots: Super-Expediting in a 0.18 Micron Wafer Fab

Authors: Mike Hillis, Advanced Micro Devices and Jennifer Robinson, FabTime


AMD’s Fab 25 has a high rate of technological change that sometimes requires “super-expediting” of extremely high priority lots. AMD developed a seven-step procedure for managing such lots: 1) ensure production management buy-in for lot priorities; 2) identify a “key expediter” responsible for getting the lot out quickly; 3) clearly state expectations for all involved in processing the lots; 4) define tactical communication methods; 5) establish a system for tracking and forecasting lot performance; 6) execute the tracking and forecasting system; and 7) report progress and get assistance from management as needed. AMD applied this procedure to the first lot of a critical new product. This lot went from being 14 days behind schedule to shipping early.

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