Microchip ATMEGA644PA-AU, 8 bit AVR, megaAVR Microcontroller, 20 MHz, 64kB FLASH, 44-Pin TQFP

View all Microcontrollers

Subtotal (1 unit)*

Kr.64 64 

(exc. VAT)

Kr.80 80 

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • Plus 150 unit(s) shipping from 03. februar 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +Kr. 64,64

*price indicative

Packaging Options:
RS Stock No.:
131-0323
Distrelec Article No.:
301-13-663
Mfr. Part No.:
ATMEGA644PA-AU
Brand:
Microchip
Find similar products by selecting one or more attributes.
Select all

Brand

Microchip

Product Type

Microcontroller

Series

megaAVR

Package Type

TQFP

Mount Type

Surface

Pin Count

44

Device Core

AVR

Data Bus Width

8bit

Program Memory Size

64kB

Interface Type

SPI, USART

Maximum Clock Frequency

20MHz

RAM Size

4kB

Maximum Supply Voltage

5.5V

Analogue Comparators

1

Number of Programmable I/Os

32

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Length

10.1mm

Standards/Approvals

No

Height

1.05mm

Width

10.1 mm

Minimum Supply Voltage

1.8V

Number of Timers

2

Program Memory Type

FLASH

ADCs

8 x 10 Bit

Automotive Standard

No

Instruction Set Architecture

RISC

8-Bit PicoPower megaAVR Family Microcontrollers


This range of megaAVR microcontrollers feature picoPower technology — perfect for energy saving. They offer generous program and data memories with performance of up to 20 MIPS.

Features & Benefits of picoPower megaAVR microcontrollers

•On-chip Flash

•SRAM

•Internal EEPROM

•SPI

•TWI (I²C)

•USART, USB, CAN & LIN interfaces

•Watchdog timer

•Precision oscillator

•GPIO pins

•ADC

•DAC

•Built-in temperature sensor

•Internal voltage reference

•Brown-out detector

Related links