AT89LP6440-20MU - Atmel

Manufacturer Part Number

AT89LP6440-20MU

Manufacturer

Atmel

Introduction

Atmel AT89LP6440-20MU is an 8-bit microcontroller based on the industry-standard 8051 core.

Product Features and Performance

64KB of in-system reprogrammable flash memory

8KB of EEPROM

25KB of internal RAM

38 programmable I/O lines

Three 16-bit timers/counters

Eight interrupt sources

Full-duplex UART serial channel

On-chip analog-to-digital converter (ADC) with 8 input channels

Operates at up to 20MHz clock speed

Product Advantages

Low power consumption

Extensive on-chip peripherals

Flexible programming options

Wide operating temperature range (-40°C to 85°C)

Key Technical Parameters

8-bit 8051 core

4V to 3.6V operating voltage

Internal oscillator

64KB flash memory

8KB EEPROM

25KB RAM

Quality and Safety Features

Brown-out detection and reset

Power-on reset (POR)

Watchdog timer (WDT)

Compatibility

Compatible with the industry-standard 8051 microcontroller instruction set

Suitable for a wide range of embedded applications

Application Areas

Industrial automation and control

Home appliances

Consumer electronics

Automotive electronics

Metering and measuring equipment

Product Lifecycle

This product is currently in active production and is not nearing discontinuation.

Replacement or upgrade options may be available from Atmel or other 8051-compatible microcontroller manufacturers.

Key Reasons to Choose This Product

Extensive on-chip peripherals and features for versatile embedded applications

Low power consumption and wide operating temperature range for diverse environments

Proven 8051 core architecture with extensive software and development tool support

In-system reprogrammable flash memory for easy firmware updates

Competitive pricing and availability from Atmel, a leading microcontroller manufacturer