AT89LP51RD2-20JU - Microchip Technology

Manufacturer Part Number

AT89LP51RD2-20JU

Manufacturer

Microchip Technology

Introduction

The AT89LP51RD2-20JU is an 8-bit microcontroller from Microchip Technology, featuring high performance and low power consumption suitable for a wide range of embedded applications.

Product Features and Performance

Core Processor: 8051

Core Size: 8-Bit

Speed: 20MHz

Connectivity options include EBI/EMI, I2C, SPI, UART/USART

Peripherals include Brown-out Detect/Reset, Power-On Reset, PWM, Watchdog Timer

Offers 40 I/O ports

64KB (64K x 8) of FLASH Program Memory

RAM Size is 2.25K x 8

Integrated A/D Converter with 7 channels of 10 bits each

Internal Oscillator for streamlined design

Operating Temperature range from -40°C to 85°C

Product Advantages

High program memory size for complex applications

Versatile connectivity and peripheral options support various design requirements

Low voltage operation (2.4V ~ 5.5V) serves battery-powered applications

Enhanced instruction set for efficient coding and fast execution

Key Technical Parameters

Program Memory Size: 64KB

RAM Size: 2.25KB

Speed: 20MHz

Number of I/O: 40

Voltage Supply: 2.4V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Brown-out Detect/Reset ensures reliable operation under variable voltage conditions

Power-On Reset facilitates reliable startup

Rigorously tested for stable performance across operating temperatures

Compatibility

The device package (44-PLCC) supports surface mount technology for easy integration into PCB designs

Compatible with a wide range of development tools from Microchip Technology

Application Areas

Industrial control systems

Consumer electronics

Automotive applications

Internet of Things (IoT) devices

Product Lifecycle

Status: Active

Ongoing manufacturer support with no current indication of discontinuation

Future upgrades or replacements will adhere to compatible design standards

Several Key Reasons to Choose This Product

High-speed 8051 core supports intensive applications

Low power consumption extends battery life in portable devices

Extensive connectivity and peripheral set simplifies system design

Large program memory accommodates complex software without external memory

Flexible voltage operation allows use in diverse environments

Microchip Technology's reliability and ongoing support ensure long-term deployment stability