8951 Datasheet 8-bit Microcontroller

Manufacturer: Atmel (now Microchip Technology)

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Datasheet Details

Part number	8951
Manufacturer	Atmel (now Microchip Technology)
File Size	124.55 KB
Description	8-Bit Microcontroller
Datasheet	8951_Atmel.pdf

General Description

The AT89C51 is a low-power, high-performance CMOS 8-bit microcomputer with 4 Kbytes 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 pinout.

The on-chip Flash allows the program memory to be reprogrammed in-system or by a conventional nonvolatile memory programmer.

Key Features

Compatible with MCS-51™ Products 4 Kbytes 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 I/O Lines Two 16-Bit Timer/Counters Six Interrupt Sources Programmable Serial Channel Low Power Idle and Power Down Modes.

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