Summary
8-bit Microcontroller with 12K Bytes Flash and 2K Bytes EEPROM
Description
The AT89S8253 is a low-power, high-performance CMOS 8-bit microcontroller with 12K bytes of In-System Programmable (ISP) Flash program memory and 2K bytes of EEPROM data memory. The device is manufactured using Atmel’s high-density non volatile memory technology and is compatible with the industry-standard MCS-51 instruction set and pinout.
Source title
AT89S8253-24AC Datasheet(PDF) - ATMEL Corporation