ATMEGA644-20PU - Atmel

Manufacturer Part Number

ATMEGA644-20PU

Manufacturer

microchip-technology

Introduction

The ATMEGA644-20PU is an 8-bit AVR microcontroller from Microchip Technology. It features a powerful and efficient AVR core, extensive on-chip peripherals, and a wide range of operating voltages and temperatures, making it suitable for a variety of embedded applications.

Product Features and Performance

8-bit AVR microcontroller with advanced RISC architecture

Operating frequency up to 20MHz

64KB of in-system self-programmable flash program memory

2KB of EEPROM and 4KB of internal SRAM

32 I/O lines

8 channel 10-bit ADC

4 USART/SPI/I2C interfaces

PWM functionality and watchdog timer

Product Advantages

High performance and energy efficiency

Flexible peripherals and interface options

Wide operating voltage and temperature range

In-system programmable flash memory

Low power consumption modes

Key Reasons to Choose This Product

Robust and reliable AVR core architecture

Extensive on-chip peripherals for versatile applications

Ease of integration and programming

Cost-effective solution for embedded systems

Proven track record and support from Microchip

Quality and Safety Features

Brown-out detection and reset

Power-on reset

Watchdog timer for system integrity

Compatibility

The ATMEGA644-20PU is compatible with the wider AVR ATmega family, allowing for easy migration and code reuse across different models.

Application Areas

Industrial control and automation

Home appliances and consumer electronics

Medical devices

Automotive electronics

Robotics and mechatronics

IoT and smart home applications

Product Lifecycle

The ATMEGA644-20PU is an active product in Microchip's portfolio. There are several equivalent or alternative models available, such as the ATMEGA644PA-20PU and ATMEGA644V-20PU, which offer similar features and performance. If you require more information or guidance, please contact our sales team through our website.