AT89LS51 Datasheet 8-bit Low-Voltage Microcontroller

Manufacturer: Atmel (now Microchip Technology)

AT89LS51 8-bit low-voltage microcontroller by Atmel (now Microchip Technology) - Datasheet Preview

Datasheet Details

Part number	AT89LS51
Manufacturer	Atmel (now Microchip Technology)
File Size	235.38 KB
Description	8-bit Low-Voltage Microcontroller
Download	AT89LS51 Download (PDF)

General Description

The AT89LS51 is a low-voltage, high-performance CMOS 8-bit microcontroller with 4K bytes of in-system programmable Flash memory.

The device is manufactured using Atmel’s high-density nonvolatile memory technology and is compatible with the industry-standard 80C51 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.
4K Bytes of In-System Programmable (ISP) Flash Memory.
Endurance: 10,000 Write/Erase Cycles.
2.7V to 4.0V Operating Range.
Fully Static Operation: 0 Hz to 16 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.
Full Duplex UART Serial Channel.
Low-power Idle and Power-.

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