AT89C51AC3, AT89C Datasheet - ATMEL Corporation

AT89C51AC3 - Enhanced 8-bit Microcontroller

The AT89C51AC3 is a high performance Flash version of the 80C51 single chip 8-bit microcontrollers. In X2 mode a maximum external clock rate of 20 MHz reaches a 300 ns cycle time. Besides the AT89C51AC3 provides 64K Bytes of Flash memory including In-System Programming (ISP) and IAP, 2K Bytes Boot F.

AT89C51AC3 Features

* 80C51 Core Architecture

* 256 Bytes of On-chip RAM

* 2048 Bytes of On-chip ERAM

* 64K Bytes of On-chip Flash Memory

* Data Retention: 10 Years at 85°C

* Read/Write Cycle: 100K

* Boot Code Section with Independent Lock Bits

* 2K Bytes

AT89C-51AC.pdf