AT89C51 Datasheet (ATMEL) - 8-Bit Microcontroller

AT89C51, 8-Bit Microcontroller

The AT89C51 is a low-power, high-performance CMOS 8-bit microcomputer with 4K bytes of Flash programmable and erasable read only memory (PEROM).

The device is manufactured using Atmel’s high-density nonvolatile memory technology and is compatible with the industry-standard MCS-51 instruction set and

AT89C51 Features

* Compatible with MCS-51™ Products

* 4K Bytes of In-System Reprogrammable Flash Memory

* Endurance: 1,000 Write/Erase Cycles

* Fully Static Operation: 0 Hz to 24 MHz

* Three-level Program Memory Lock

* 128 x 8-bit Internal RAM

* 32 Programmable