87C51 Datasheet - NXP

87C51 8-bit microcontroller

The Philips 80C51/87C51/80C52/87C52 is a high-performance static 80C51 design fabricated with Philips high-density CMOS technology with operation from 2.7 V to 5.5 V. The 8xC51 and 8xC52 contain a 128 × 8 RAM and 256 × 8 RAM respectively, 32 I/O lines, three 16-bit counter/timers, a six-source, four.

INTEGRATED CIRCUITS 80C51/87C51/80C52/87C52 80C51 8-bit microcontroller family 4 K/8 K OTP/ROM low voltage (2.7 V 5.5 V), low power, high speed (33 MHz), 128/256 B RAM Product specification Replaces datasheet 80C51/87C51/80C31 of 2000 Jan 20 2000 Aug 07 Philips Semiconductors Philips Semiconductors 80C51 8-bit microcontroller family 4 K/8 K OTP/ROM low voltage (2.7 V 5.5 V), low power, high speed (33 MHz), 128/256 B RAM Product specification 80C51/87C51/80C52/87C52 DESCRIP.

87C51 Features

* 8051 Central Processing Unit

* 4k × 8 ROM (80C51)

* 8k × 8 ROM (80C52)

* 128 × 8 RAM (80C51)

* 256 × 8 RAM (80C52)

* Three 16-bit counter/timers

* Boolean processor

* Full static operation

* Low voltage (2.7 V to 5.5 V@ 16 MHz

87C51 Datasheet (257.82 KB)