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ATMEGA644PA-AU AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

ATMEGA644PA-AU product

ATMEGA644PA-AU

Programmers

AVRMicrocontroller8-bit64KB Flash

The ATmega644PA-AU is a high-performance, low-power 8-bit AVR microcontroller featuring 64KB of Flash memory, 4KB of SRAM, and 2KB of EEPROM, housed in a 44-pin TQFP package.

Best for

  • Embedded control systems
  • Sensor data acquisition
  • Low-power battery-operated devices

Avoid if

  • High-speed digital signal processing
  • Applications requiring >64KB program memory

Check before use

  • Supply voltage range
  • Peripheral pin mapping

Key specifications

Flash Memory
64 KB
SRAM
4 KB
Max Frequency
20 MHz
I/O Pins
32

Compliance & Environment

RoHS
Y
REACH
-
MSL
-
ECCN
EAR99
HTSUS
8542310001.0

Application

Industrial ControlGeneral Purpose

Datasheet

ccb93c29a0f07620d1b877720324197b_MCHP-S-A0006919331-1.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for ATMEGA644PA-AU: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is an 8-bit AVR microcontroller from Microchip Technology, designed for low-power embedded applications with 64KB of programmable Flash memory.