Collection > ULSI > 387

$ULSI Math Co DX-40 (capot dore) PGA 01.jpg$

ULSI Math-Co DX-40 (Gold bottom)
Manufacturer	ULSI
Model	387
Architecture	x86
Core frequency	40 MHz
Package	CPGA-68
Physical informations
Package Size	2,9x2,9 cm	Manufacturing process	1,2 µm
Die size	???	Transistor count	???
Electrical informations
Bus frequency	40 MHz
Core/Bus ratio	1.0x
Voltage	5V
Other informations
Functions/Features	None
Part Number	5050-83C87-DX40 (OEM), US83C87 40MHz (OEM)
Collectable Variants	- Gold bottom - Black bottom - 50/50 Markings (5050-83C87-DX40)
Collection's model
Manufacturing date	51/1995
Manufacturing Country	USA
Rarity	(**)
Visual state	Good state
Visual state details	Markings : intact Missing Pins : 0 Origin : never soldered Surface state : no scratch Stickers : 0
Functionnal state	Not tested, should work
Comments	Golden cap

Last update : 06/03/2023