ATMEGA644PA-MUR - Microchip Technology

Manufacturer Part Number

ATMEGA644PA-MUR

Manufacturer

Microchip Technology

Introduction

High-performance, low-power 8-bit AVR RISC-based microcontroller

Advanced RISC Architecture

Powerful instructions set

Product Features and Performance

64KB in-system self-programmable flash program memory

4KB SRAM

2KB EEPROM

32 general-purpose I/O lines

32 working registers

Three flexible timer/counters with compare modes

Internal and external interrupts

Serial programmable USART

Master/slave SPI serial interface

8-channel 10-bit A/D converter

Programmable watchdog timer with internal oscillator

On-chip analog comparator

Byte-oriented 2-wire serial interface

Fully static operation

Power-on reset and programmable brown-out detection

Product Advantages

High performance and low power consumption

Flexible and powerful 8-bit AVR RISC-based microcontroller

Extensive peripheral set

In-system programmable flash

Key Technical Parameters

Package: 44-VQFN (7x7)

Operating temperature: -40°C to 85°C

Operating voltage: 1.8V to 5.5V

Maximum operating frequency: 20MHz

Quality and Safety Features

RoHS3 compliant

Brown-out detection

Power-on reset

Compatibility

AVR ATmega series

Application Areas

Embedded systems

Industrial automation

Home appliances

Automotive electronics

Medical devices

Product Lifecycle

Active product, no discontinuation planned

Several Key Reasons to Choose This Product

Powerful 8-bit AVR RISC-based microcontroller with rich peripherals

High performance and low power consumption

In-system programmable flash for easy firmware updates

Wide operating temperature range and voltage range

Extensive development ecosystem and tools support