Intel A80387DX-25 information

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Type:FPU	Manufacturer:Intel
family:80387	microprocessors:Intel A80387DX-16-33

General information

Type

Floating Point Unit / Co-processor

Family

Intel 80387

FPU part number

A80387DX-25 is an OEM/tray floating-point unit

Frequency

25 MHz

Package

68-pin ceramic PGA
1.15" x 1.15" (2.92 cm x 2.92 cm)

Socket

PGA68

S-spec numbers

Part number	Production processors
	SX086	SX106
A80387DX-25	+	+

Architecture / Microarchitecture

Manufacturing process

1 micron high-speed CHMOS IV technology

Electrical / Thermal parameters

V core

5V ± 5%

Minimum/Maximum operating temperature

0°C - 85°C

Typical/Maximum power dissipation

0.63 Watt / 1.1 Watt

Notes on Intel A80387DX-25

Implements ANSI/IEEE standard 754-1985 for binary floating-point arithmetic

Intel A80387DX-25microprocessors pictures

other microprocessors

Intel A80387DX-16-33	Intel A80387DX-33
Intel N80387SL	Intel N80387SX-16
Intel N80387SX-20	Intel N80387SX-25
Intel N80387SX16-25	Intel N80387SX-33
Intel RapidCAD-2	Intel 287 adapter
LC Technology Green Math 4C87DX-40	LC Technology Green Math 4C87SLC-40

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