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ATmega644 Series 8-bit Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PHP) Filter the results in the table by unit price based on your quantity.	Qty.	Core	Program Memory Size	Data RAM Size	Package / Case	Maximum Clock Frequency	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Mounting Style	Data Bus Width	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
8-bit Microcontrollers - MCU AVR 64 KB FL 2 KB EE 4KB RAM 16 MHZ GRN ATMEGA644PA-MN Microchip Technology 1: ₱415.95 366In Stock	Mfr. Part # ATMEGA644PA-MN Mouser Part # 556-ATMEGA644PA-MN	Microchip Technology	8-bit Microcontrollers - MCU AVR 64 KB FL 2 KB EE 4KB RAM 16 MHZ GRN Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	366In Stock	₱415.95 ₱380.37 ₱344.79	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	VQFN-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Tray
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND ATMEGA644-20MUR Microchip Technology 1: ₱430.68 6,306In Stock	Mfr. Part # ATMEGA644-20MUR Mouser Part # 556-ATMEGA644-20MUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	6,306In Stock	Cut Tape ₱430.68 ₱419.02 Reel ₱356.44	Min.: 1 Mult.: 1 : 4,000	AVR	64 kB	4 kB	VQFN-44	20 MHz	10 bit	32 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Reel, Cut Tape
8-bit Microcontrollers - MCU 20 MHz Ind Temp ATMEGA644A-MU Microchip Technology 1: ₱339.27 379In Stock	Mfr. Part # ATMEGA644A-MU Mouser Part # 556-ATMEGA644A-MU	Microchip Technology	8-bit Microcontrollers - MCU 20 MHz Ind Temp Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	379In Stock	₱339.27 ₱310.43 ₱280.98	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	VQFN-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Tray
8-bit Microcontrollers - MCU 20 MHz Ind Temp ATMEGA644A-AU Microchip Technology 1: ₱339.27 2,545In Stock	Mfr. Part # ATMEGA644A-AU Mouser Part # 556-ATMEGA644A-AU	Microchip Technology	8-bit Microcontrollers - MCU 20 MHz Ind Temp Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	2,545In Stock	₱339.27 ₱310.43 ₱280.98	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	TQFP-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Tray
8-bit Microcontrollers - MCU 20 MHz Ind Temp ATMEGA644A-AUR Microchip Technology 1: ₱347.85 558In Stock	Mfr. Part # ATMEGA644A-AUR Mouser Part # 556-ATMEGA644A-AUR	Microchip Technology	8-bit Microcontrollers - MCU 20 MHz Ind Temp Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	558In Stock	Cut Tape ₱347.85 ₱339.88 Reel ₱288.96 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	AVR	64 kB	4 kB	TQFP-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins ATMEGA644PA-AU Microchip Technology 1: ₱395.09 686In Stock	Mfr. Part # ATMEGA644PA-AU Mouser Part # 556-ATMEGA644PA-AU	Microchip Technology	8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	686In Stock	₱395.09 ₱362.58 ₱328.84	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	TQFP-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Tray
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins ATMEGA644PA-MU Microchip Technology 1: ₱395.09 791In Stock	Mfr. Part # ATMEGA644PA-MU Mouser Part # 556-ATMEGA644PA-MU	Microchip Technology	8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	791In Stock	₱395.09 ₱362.58 ₱328.84	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	QFN-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Tray
8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins ATMEGA644PA-PU Microchip Technology 1: ₱420.86 625In Stock	Mfr. Part # ATMEGA644PA-PU Mouser Part # 556-ATMEGA644PA-PU	Microchip Technology	8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	625In Stock	₱420.86 ₱384.66 ₱349.08	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	PDIP-40	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	Through Hole	8 bit	- 40 C	+ 85 C	ATmega644	Tube
8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins ATMEGA644-20AU Microchip Technology 1: ₱420.86 329In Stock 2,400On Order	Mfr. Part # ATMEGA644-20AU Mouser Part # 556-ATMEGA644-20AU	Microchip Technology	8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	329In Stock 2,400On Order On Order Ship Dates Mfr. #: ATMEGA644-20AU Stock: 329 Can Ship Immediately On Order: 960 Expected 25/01/2027 1,440 Expected 08/03/2027 Factory Lead-Time: 20 Weeks	₱420.86 ₱386.51 ₱350.31	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	TQFP-44	20 MHz	10 bit	32 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Tray
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND ATMEGA644-20AUR Microchip Technology 1: ₱430.68 1,563In Stock	Mfr. Part # ATMEGA644-20AUR Mouser Part # 556-ATMEGA644-20AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	1,563In Stock	Cut Tape ₱430.68 ₱419.02 Reel ₱356.44	Min.: 1 Mult.: 1 : 2,000	AVR			TQFP-44	20 MHz			2.7 V	5.5 V	SMD/SMT	8 bit			ATmega644	Reel, Cut Tape
8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP ATMEGA644PA-AN Microchip Technology 1: ₱412.27 735In Stock	Mfr. Part # ATMEGA644PA-AN Mouser Part # 556-ATMEGA644PA-AN	Microchip Technology	8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	735In Stock	₱412.27 ₱377.30 ₱341.72	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	TQFP-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Tray
8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins ATMEGA644V-10AU Microchip Technology 1: ₱420.86 432In Stock	Mfr. Part # ATMEGA644V-10AU Mouser Part # 556-ATMEGA644V10AU	Microchip Technology	8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	432In Stock	₱420.86 ₱386.51 ₱350.31	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	TQFP-44	10 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Tray
8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins ATMEGA644-20PU Microchip Technology 1: ₱447.86 29In Stock 110Expected 03/12/2026	Mfr. Part # ATMEGA644-20PU Mouser Part # 556-ATMEGA644-20PU	Microchip Technology	8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	29In Stock 110Expected 03/12/2026	₱447.86 ₱409.82 ₱371.17	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	PDIP-40	20 MHz	10 bit	32 I/O	2.7 V	5.5 V	Through Hole	8 bit	- 40 C	+ 85 C	ATmega644	Tube
8-bit Microcontrollers - MCU 20 MHz Ind Temp ATMEGA644A-PU Microchip Technology 1: ₱361.97 12In Stock 390Expected 30/10/2026	Mfr. Part # ATMEGA644A-PU Mouser Part # 556-ATMEGA644A-PU	Microchip Technology	8-bit Microcontrollers - MCU 20 MHz Ind Temp Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	12In Stock 390Expected 30/10/2026	₱361.97 ₱331.29 ₱300.00	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	PDIP-40	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	Through Hole	8 bit	- 40 C	+ 85 C	ATmega644	Tube
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND ATMEGA644PA-AUR Microchip Technology 1: ₱404.91 90In Stock 4,000Expected 16/10/2026	Mfr. Part # ATMEGA644PA-AUR Mouser Part # 556-ATMEGA644PA-AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	90In Stock 4,000Expected 16/10/2026	Cut Tape ₱404.91 ₱395.71 Reel ₱336.20 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	AVR	64 kB	4 kB	TQFP-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE - 20MHZ 5V ATMEGA644-20MU Microchip Technology 360: ₱350.31 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # ATMEGA644-20MU Mouser Part # 556-ATMEGA644-20MU	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE - 20MHZ 5V Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	₱350.31	Min.: 360 Mult.: 360	AVR	64 kB	4 kB	MLF-44	20 MHz	10 bit	32 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Tray
8-bit Microcontrollers - MCU 20 MHz Ind Temp ATMEGA644A-MUR Microchip Technology 4,000: ₱288.96 Non-Stocked Lead-Time 8 Weeks	Mfr. Part # ATMEGA644A-MUR Mouser Part # 556-ATMEGA644A-MUR	Microchip Technology	8-bit Microcontrollers - MCU 20 MHz Ind Temp Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	Non-Stocked Lead-Time 8 Weeks	Reel ₱288.96	Min.: 4,000 Mult.: 4,000 : 4,000	AVR			VQFN-44	20 MHz			1.8 V	5.5 V	SMD/SMT	8 bit			ATmega644	Reel
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C ATMEGA644PA-MNR Microchip Technology 4,000: ₱350.31 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # ATMEGA644PA-MNR Mouser Part # 556-ATMEGA644PA-MNR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel ₱350.31	Min.: 4,000 Mult.: 4,000 : 4,000	AVR			VQFN-44	20 MHz			1.8 V	5.5 V	SMD/SMT	8 bit			ATmega644	Reel
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND ATMEGA644PA-MUR Microchip Technology 4,000: ₱333.74 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # ATMEGA644PA-MUR Mouser Part # 556-ATMEGA644PA-MUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel ₱333.74	Min.: 4,000 Mult.: 4,000 : 4,000	AVR			VQFN-44	20 MHz			1.8 V	5.5 V	SMD/SMT	8 bit			ATmega644	Reel
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8V ATMEGA644V-10MUR Microchip Technology 4,000: ₱356.44 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # ATMEGA644V-10MUR Mouser Part # 556-ATMEGA644V-10MUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8V Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel ₱356.44	Min.: 4,000 Mult.: 4,000 : 4,000	AVR			VQFN-44	10 MHz			1.8 V	5.5 V	SMD/SMT	8 bit			ATmega644	Reel
8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC-10MHZ ATMEGA644V-10MU Microchip Technology 360: ₱350.31 Non-Stocked Lead-Time 8 Weeks	Mfr. Part # ATMEGA644V-10MU Mouser Part # 556-ATMEGA644V10MU	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC-10MHZ Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	Non-Stocked Lead-Time 8 Weeks	₱350.31	Min.: 360 Mult.: 360	AVR	64 kB	4 kB	MLF-44	10 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Tray
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C ATMEGA644PA-ANR Microchip Technology 2,000: ₱350.31 Non-Stocked Lead-Time 19 Weeks	Mfr. Part # ATMEGA644PA-ANR Mouser Part # 556-ATMEGA644PA-ANR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-16MHz 105C Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	Non-Stocked Lead-Time 19 Weeks	Reel ₱350.31	Min.: 2,000 Mult.: 2,000 : 2,000	AVR			TQFP-44	20 MHz			1.8 V	5.5 V	SMD/SMT	8 bit			ATmega644	Reel
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8 ATMEGA644V-10AUR Microchip Technology 2,000: ₱356.44 Non-Stocked Lead-Time 19 Weeks	Mfr. Part # ATMEGA644V-10AUR Mouser Part # 556-ATMEGA644V-10AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-10MHz, 1.8 Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	Non-Stocked Lead-Time 19 Weeks	Reel ₱356.44	Min.: 2,000 Mult.: 2,000 : 2,000	AVR	64 kB	4 kB	TQFP-44	10 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega644	Reel

ATmega644 Series 8-bit Microcontrollers - MCU

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