AT89LP51ED2-20AU - Microchip Technology

Manufacturer Part Number

AT89LP51ED2-20AU

Manufacturer

Microchip Technology

Introduction

The AT89LP51ED2-20AU is an 8-bit microcontroller from Microchip Technology's 89LP series, designed for embedded control applications.

Product Features and Performance

Core Processor: 8051, offering reliable performance for a wide range of applications.

Core Size: 8-Bit, ideal for simple to moderately complex tasks.

Speed: 20MHz, providing a good balance between power consumption and processing capability.

Connectivity options include EBI/EMI, I2C, SPI, UART/USART for versatile peripheral and device communication.

Peripherals include Brown-out Detect/Reset, Power-on Reset (POR), Pulse Width Modulation (PWM), and Watchdog Timer (WDT) for improved system reliability.

Number of I/O: 40, enabling interfacing with a large number of devices.

Program Memory Size: 64KB FLASH, allowing for the storage of large application code.

EEPROM Size: 4K x 8, useful for data storage that needs to persist through power cycles.

RAM Size: 2.25K x 8, providing space for operating volatile data.

Voltage Supply (Vcc/Vdd): Operates across a wide range of supply voltages from 2.4V to 5.5V, increasing versatility in different environments.

Data Converters: A/D 7x10b, facilitating the input of analog signals.

Oscillator Type: Internal, simplifying the design by reducing the need for external clock sources.

Operating Temperature: -40°C to +85°C, ensuring reliable operation under extreme conditions.

Mounting Type: Surface Mount, accommodating modern, compact PCB designs.

Package / Case: 44-TQFP, offering a balance between I/O capabilities and compact size.

Product Advantages

Low power consumption with a high-speed CPU.

Flexible power management system.

Comprehensive connectivity and peripheral support.

Large program and data memory for complex applications.

Robust safety features including brown-out detect and watch-dog timers.

Key Technical Parameters

8-Bit Core Processor

20MHz Clock Speed

64KB FLASH Memory

4K x 8 EEPROM

25K x 8 RAM

A/D 7x10b Data Converters

Quality and Safety Features

Brown-out Detect/Reset and Power-on Reset (POR) for improved system stability.

Watchdog Timer (WDT) to recover from malfunctions.

Compatibility

Supports a wide range of communication protocols (I2C, SPI, UART/USART) for interfacing with other ICs and peripherals.

Application Areas

Industrial Control

Consumer Electronics

Automation Systems

Automotive

IoT Devices

Product Lifecycle

Active, indicating that it is currently being manufactured and fully supported.

No indication of nearing discontinuation, with replacements or upgrades readily available.

Several Key Reasons to Choose This Product

High integration reduces system cost and complexity.

Low power consumption supports battery-powered and energy-efficient designs.

Flexible and wide range of I/O and connectivity options.

Robust design with advanced safety and reliability features.

Versatile for a broad spectrum of applications across different industries.