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ULSI 80387

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History Architecture Identification Pinouts Support chips Add comment 80387 family

ULSI US83S87 25
25 MHz 68-pin plastic LCC
ULSI ULSI SX/SLC 33
33 MHz 68-pin plastic LCC
ULSI MathCo SX-33
33 MHz 68-pin plastic LCC
ULSI MathCo DX 33
33 MHz 68-pin ceramic PGA
ULSI MathCo DX 40
40 MHz 68-pin ceramic PGA
ULSI MathCo US83C87 33
33 MHz 68-pin ceramic PGA
ULSI US83C87 40
40 MHz 68-pin ceramic PGA
ULSI US83C87-C 40
40 MHz 68-pin ceramic PGA

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Last modified: 4 Nov 2006

(c) Copyright 2003 Gennadiy Shvets