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Microchip ATMEGA644P-20PU, 8 bit AVR, ATMEGA644P Microcontroller, 20 MHz, 64kB FLASH, 40-Pin PDIP

RS Stock No.:: 131-0322
Distrelec Article No.:: 173-25-149
Mfr. Part No.:: ATMEGA644P-20PU
Manufacturer:: Microchip

Microchip ATMEGA644P-20PU, 8 bit AVR, ATMEGA644P Microcontroller, 20 MHz, 64kB FLASH, 40-Pin PDIP

This image is representative of the product range

Bulk discount available

Subtotal (1 unit)*

PHP498.87

(exc. VAT)

PHP558.73

(inc. VAT)

Add 7 units to get free delivery

Orders below PHP3,000.00 (exc. VAT) cost PHP150.00.

In Stock

22 unit(s) ready to ship from another location
Plus 127 unit(s) shipping from March 02, 2026

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

Units	Per Unit
1 - 9	PHP498.87
10 - 24	PHP479.94
25 - 99	PHP473.76
100 +	PHP467.65

*price indicative

RS Stock No.:: 131-0322
Distrelec Article No.:: 173-25-149
Mfr. Part No.:: ATMEGA644P-20PU
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	ATMEGA644P
	Product Type	Microcontroller
	Package Type	PDIP
	Mount Type	Through Hole
	Pin Count	40
	Device Core	AVR
	Data Bus Width	8bit
	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
	Standards/Approvals	No
	Length	52.57mm
	Height	4.44mm
	Width	13.97 mm
	Minimum Supply Voltage	2.7V
	Number of Timers	2
	ADCs	8 x 10 Bit
	Program Memory Type	FLASH
	Instruction Set Architecture	RISC
	Automotive Standard	No

	Select all
	Brand Microchip
	Series ATMEGA644P
	Product Type Microcontroller
	Package Type PDIP
	Mount Type Through Hole
	Pin Count 40
	Device Core AVR
	Data Bus Width 8bit
	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
	Standards/Approvals No
	Length 52.57mm
	Height 4.44mm
	Width 13.97 mm
	Minimum Supply Voltage 2.7V
	Number of Timers 2
	ADCs 8 x 10 Bit
	Program Memory Type FLASH
	Instruction Set Architecture RISC
	Automotive Standard No

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 ATMEGA644P-20PU, 8 bit AVR, ATMEGA644P Microcontroller, 20 MHz, 64kB FLASH, 40-Pin PDIP

Add 7 units to get free delivery

8-Bit PicoPower megaAVR Family Microcontrollers

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