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Microchip ATMEGA644A-PU, 8 bit AVR, megaAVR Microcontroller, 20 MHz, 64kB FLASH, 40-Pin PDIP

RS Stock No.:: 131-0318
Mfr. Part No.:: ATMEGA644A-PU
Manufacturer:: Microchip

Microchip ATMEGA644A-PU, 8 bit AVR, megaAVR Microcontroller, 20 MHz, 64kB FLASH, 40-Pin PDIP

This image is representative of the product range

Bulk discount available

Subtotal (1 unit)*

PHP350.45

(exc. VAT)

PHP392.50

(inc. VAT)

FREE delivery for orders over ₱3,000.00

Temporarily out of stock

Shipping from February 09, 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per Unit
1 - 9	PHP350.45
10 - 24	PHP344.48
25 - 99	PHP338.78
100 +	PHP334.42

*price indicative

RS Stock No.:: 131-0318
Mfr. Part No.:: ATMEGA644A-PU
Manufacturer:: Microchip

Specifications

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	PDIP
	Mount Type	Through Hole
	Pin Count	40
	Device Core	AVR
	Data Bus Width	8bit
	Interface Type	SPI, USART
	Program Memory Size	64kB
	Maximum Clock Frequency	20MHz
	RAM Size	4kB
	Maximum Supply Voltage	5.5V
	Analogue Comparators	1
	Minimum Operating Temperature	-40°C
	Number of Programmable I/Os	32
	Maximum Operating Temperature	85°C
	Width	13.97 mm
	Length	52.57mm
	Height	4.44mm
	Standards/Approvals	No
	Minimum Supply Voltage	1.8V
	Number of Timers	2
	Program Memory Type	FLASH
	Automotive Standard	No
	Instruction Set Architecture	RISC
	ADCs	8 x 10 Bit

	Select all
	Brand Microchip
	Series megaAVR
	Product Type Microcontroller
	Package Type PDIP
	Mount Type Through Hole
	Pin Count 40
	Device Core AVR
	Data Bus Width 8bit
	Interface Type SPI, USART
	Program Memory Size 64kB
	Maximum Clock Frequency 20MHz
	RAM Size 4kB
	Maximum Supply Voltage 5.5V
	Analogue Comparators 1
	Minimum Operating Temperature -40°C
	Number of Programmable I/Os 32
	Maximum Operating Temperature 85°C
	Width 13.97 mm
	Length 52.57mm
	Height 4.44mm
	Standards/Approvals No
	Minimum Supply Voltage 1.8V
	Number of Timers 2
	Program Memory Type FLASH
	Automotive Standard No
	Instruction Set Architecture RISC
	ADCs 8 x 10 Bit

8-Bit megaAVR Microcontrollers, 32KB to 256KB Flash

Here at RS Components we have various megaAVR 8-bit microcontrollers from Atmel. Each of the microcontrollers is based on an enhanced RISC architecture and feature QTouch library support. All the microcontroller types have varying Kb of In-System Programmable Flash, EEPROM and SRAM as well as varying pin and package types.

Types of megaAVR 8-bit microcontrollers

•ATmega32

•ATmega64

•ATmega128

•ATmega324

•ATmega325

•ATmega406

•ATmega640

•ATmega644

•ATmega645

•ATmega1280

•ATmega1281

•ATmega1284

•ATmega2560

•ATmega2561

•ATmega3250

•ATmega6450

Microchip ATMEGA644A-PU, 8 bit AVR, megaAVR Microcontroller, 20 MHz, 64kB FLASH, 40-Pin PDIP

FREE delivery for orders over ₱3,000.00

8-Bit megaAVR Microcontrollers, 32KB to 256KB Flash

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