80C31/80C51/87C51 is a high-performance CMOS single-chip 8-bit microcontroller fabricated with Philips high-density CMOS technology. It is functionally compatible with the NMOS 8031/8051 microcontrollers.
This document is a product specification datasheet for the Philips 80C31/80C51/87C51 family of high-performance CMOS single-chip 8-bit microcontrollers. The devices are fabricated with Philips high-density CMOS technology and offer functional compatibility with NMOS 8031/8051 microcontrollers.
| ROM Capacity (80C51) | 4k x 8 |
|---|---|
| RAM Size | 128 x 8 |
| Counter/Timers | Two 16-bit |
The device supports five speed ranges, with a maximum frequency of 33 MHz.
The device contains 128 x 8 bytes of internal RAM.
Users can select idle mode or power-down mode to reduce power consumption.