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

RS Stock No.:: 131-0324
Distrelec Article No.:: 301-13-665
Mfr. Part No.:: ATMEGA644PA-MU
Manufacturer:: Microchip

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

The image is for reference only, please refer to product details and specifications

Bulk discount available

Subtotal (1 unit)*

TWD208.00

(exc. GST)

TWD218.40

(inc. GST)

FREE delivery for orders over NT$1,300.00

In Stock

Plus 720 unit(s) shipping from January 12, 2026

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Units	Per unit
1 - 9	TWD208.00
10 +	TWD203.00

*price indicative

RS Stock No.:: 131-0324
Distrelec Article No.:: 301-13-665
Mfr. Part No.:: ATMEGA644PA-MU
Manufacturer:: Microchip

Specifications

Product overview and Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Microchip
	Series	megaAVR
	Product Type	Microcontroller
	Package Type	VQFN
	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
	Minimum Operating Temperature	-40°C
	Analogue Comparators	1
	Number of Programmable I/Os	32
	Maximum Operating Temperature	85°C
	Standards/Approvals	No
	Height	0.95mm
	Length	7.1mm
	Width	7.1 mm
	Minimum Supply Voltage	1.8V
	ADCs	8 x 10 Bit
	Program Memory Type	FLASH
	Number of Timers	2
	Distrelec Product Id	30113665
	Automotive Standard	No
	Instruction Set Architecture	RISC

	Select all
	Brand Microchip
	Series megaAVR
	Product Type Microcontroller
	Package Type VQFN
	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
	Minimum Operating Temperature -40°C
	Analogue Comparators 1
	Number of Programmable I/Os 32
	Maximum Operating Temperature 85°C
	Standards/Approvals No
	Height 0.95mm
	Length 7.1mm
	Width 7.1 mm
	Minimum Supply Voltage 1.8V
	ADCs 8 x 10 Bit
	Program Memory Type FLASH
	Number of Timers 2
	Distrelec Product Id 30113665
	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

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

FREE delivery for orders over NT$1,300.00

8-Bit PicoPower megaAVR Family Microcontrollers

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