Intel A80387DX-25


Specifications

General information
TypeFloating Point Unit (Co-processor)
FamilyIntel 80387
FPU part numberA80387DX-25 is an OEM/tray floating-point unit
Frequency (MHz)  ? 25
Package68-pin ceramic PGA
1.15" x 1.15" (2.92 cm x 2.92 cm)
 
S-spec numbers
  Production processors
Part number SX086 SX106
A80387DX-25++
 
Architecture / Microarchitecture
Manufacturing process1 micron high-speed CHMOS IV technology
 
Electrical/Thermal parameters
V core (V)  ? 5 ± 5%
Minimum/Maximum operating temperature (°C)  ? 0 - 85
Typical/Maximum power dissipation (W)0.63 / 1.1
 
Notes on Intel A80387DX-25
  • Implements ANSI/IEEE standard 754-1985 for binary floating-point arithmetic

Pictures (2)

Without Intel logo

25 MHz
68-pin ceramic PGA
Intel A80387DX-25
With Intel logo

25 MHz
68-pin ceramic PGA

Intel logo
Intel A80387DX-25

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