Intel N80387SX-20


Specifications

General information
TypeFloating Point Unit (Co-processor)
FamilyIntel 80387
FPU part numberN80387SX-20 is an OEM/tray floating-point unit
Frequency (MHz)  ? 20
Package68-pin plastic LCC
 
S-spec numbers
  Production processors
Part number SZ369
N80387SX-20+
 
Architecture / Microarchitecture
Manufacturing process1 micron high-speed CHMOS IV technology
Low power featuresIdle mode
 
Electrical/Thermal parameters
V core (V)  ? 5 ± 10%
Minimum/Maximum operating temperature (°C)  ? 0 - 100
Minimum/Typical/Maximum power dissipation (W)0.035 (Idle mode) / 0.55 / 0.69
 
Notes on Intel N80387SX-20
  • Implements ANSI/IEEE standard 754-1985 for binary floating-point arithmetic
  • Idle mode is invoked automatically 3 clocks after completion of previous instruction

Pictures (2)

With Intel i387SX logo

20 MHz
68-pin plastic LCC
Intel N80387SX-20
Without Intel logo

20 MHz
68-pin plastic LCC
Intel N80387SX-20

Comments (0)

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