AT89S53 Datasheet - ATMEL

AT89S53 - 8-bit Microcontroller

The AT89S53 is a low-power, high-performance CMOS 8-bit microcomputer with 12K bytes of downloadable Flash programmable and erasable read only memory. The device is manufactured using Atmel’s high-density nonvolatile memory technology and is compatible with the industry-standard 80C51 instruction se.

AT89S53 Features

* Compatible with MCS-51™ Products

* 12K Bytes of In-System Reprogrammable Downloadable Flash Memory

* SPI Serial Interface for Program Downloading

* Endurance: 1,000 Write/Erase Cycles

* 4V to 6V Operating Range

* Fully Static Operation: 0 Hz to 24 MH

AT89S53-ATMEL.pdf