| General information |
| Type | Floating Point Unit (Co-processor) |
| Family | Intel 80387 |
| FPU part number | A80387DX-33 is an OEM/tray floating-point unit |
| Frequency ? | 33 MHz |
| Package | 68-pin ceramic PGA
1.15" x 1.15" (2.92 cm x 2.92 cm) |
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| S-spec numbers |
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Production processors |
| Part number |
SX232 |
| A80387DX-33 | + |
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| Architecture / Microarchitecture |
| Manufacturing process | 1 micron high-speed CHMOS IV technology |
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| Electrical/Thermal parameters |
| V core ? | 5V ± 5% |
| Minimum/Maximum operating temperature ? | 0°C - 85°C |
| Typical/Maximum power dissipation | 0.75 Watt / 1.31 Watt |
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| Notes on Intel A80387DX-33 |
- Implements ANSI/IEEE standard 754-1985 for binary floating-point arithmetic
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