This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | 87C251SP |
|---|---|
| Datasheet | 87C251SP 87C251SQ Datasheet (PDF) |
| File Size | 381.68 KB |
| Manufacturer | Intel |
| Description | HIGH-PERFORMANCE CHMOS MICROCONTROLLER |
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16 Kbytes (SB/SQ), 8 Kbytes (SA/SP), or without ROM/OTPROM/EPROM s 16-bit Internal Code Fetch s 64-Kbyte Extended Stack Space s On-chip Data RAM Options: 1-Kbyte (SA/SB) or 512-Byte (SP/SQ) s 8-bit, 2-clock External Code Fetch in Page Mode s Fast MCS 251 Instruction Pipeline s User-selectable Configurations: External Wait States (0-3 wait states) Address Range & Memory Mapping Page Mode s 32 Programmable I/O Lines s...
| Part Number | Description |
|---|---|
| 87C251SA | HIGH-PERFORMANCE CHMOS MICROCONTROLLER |
| 87C251SB | HIGH-PERFORMANCE CHMOS MICROCONTROLLER |
| 87C251SQ | HIGH-PERFORMANCE CHMOS MICROCONTROLLER |
| 87C151 | High Performance CHMOS Microcontroller |
| 87C196CA | 16-BIT CHMOS MICROCONTROLLER |
| 87C196CB | 16-BIT CHMOS MICROCONTROLLER |
| 87C51SL | KEYBOARD CONTROLLER |
| 87C52 | CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
| 87C54 | CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
| 87C58 | CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
