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Microchip AVR 8-bit Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) 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	Qualification	Packaging
8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 53 I/O Pins ATMEGA128L-8AU Microchip Technology 1: ¥2,493.2 4,125On Order	Mfr. Part # ATMEGA128L-8AU Mouser Part # 556-ATMEGA128L-8AU	Microchip Technology	8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 53 I/O Pins	Datasheet	4,125On Order On Order Ship Dates Mfr. #: ATMEGA128L-8AU Stock: 0 On Order: 975 Expected 1/5/2027 3,150 Expected 2/8/2027 Factory Lead-Time: 26 Weeks	¥2,493.2 ¥2,287.2 ¥2,255.6	Min.: 1 Mult.: 1	AVR	128 kB	4 kB	TQFP-64	8 MHz	10 bit	53 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128		Tray
8-bit Microcontrollers - MCU AVR,128KB FLASH,8MHZ 4KB EE 4KB SRAM ATMEGA128L-8AUR Microchip Technology 1: ¥2,727.4 1,147Expected 1/21/2027	Mfr. Part # ATMEGA128L-8AUR Mouser Part # 556-ATMEGA128L-8AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR,128KB FLASH,8MHZ 4KB EE 4KB SRAM	Datasheet	1,147Expected 1/21/2027	Cut Tape ¥2,727.4 Reel ¥2,285.5 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	AVR	128 kB	4 kB	TQFP-64	8 MHz	10 bit	53 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 256kB Flash 4kB EEPROM 54 I/O Pins ATMEGA2561-16AU Microchip Technology 1: ¥2,574.6 1,372On Order	Mfr. Part # ATMEGA2561-16AU Mouser Part # 556-ATMEGA2561-16AU	Microchip Technology	8-bit Microcontrollers - MCU 256kB Flash 4kB EEPROM 54 I/O Pins Learn More about Microchip Technology microchip atmega2560 mcus	Datasheet	1,372On Order On Order Ship Dates Mfr. #: ATMEGA2561-16AU Stock: 0 On Order: 292 Expected 1/5/2027 1,080 Expected 3/22/2027 Factory Lead-Time: 21 Weeks	¥2,574.6 ¥2,360.3 ¥2,137.7	Min.: 1 Mult.: 1	AVR	256 kB	8 kB	TQFP-64	16 MHz	10 bit	54 I/O	4.5 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega256x		Tray
8-bit Microcontrollers - MCU AVR 256K FLSH 4K EE 8K SRAM ADC 5V-16MHz ATMEGA2561-16AUR Microchip Technology 1: ¥2,604.4 3,000On Order	Mfr. Part # ATMEGA2561-16AUR Mouser Part # 556-ATMEGA2561-16AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 256K FLSH 4K EE 8K SRAM ADC 5V-16MHz Learn More about Microchip Technology microchip atmega2560 mcus	Datasheet	3,000On Order On Order Ship Dates Mfr. #: ATMEGA2561-16AUR Stock: 0 On Order: 1,000 Expected 1/25/2027 2,000 Expected 2/9/2027 Factory Lead-Time: 37 Weeks	Cut Tape ¥2,604.4 ¥2,539.7 Reel ¥2,162.6 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	AVR	256 kB	8 kB	TQFP-64	16 MHz	10 bit	54 I/O	4.5 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega256x		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 256K FLSH 4K EE 8K SRAM ADC 5V-8MHz ATMEGA2561V-8AUR Microchip Technology 1: ¥2,604.4 3,000Expected 4/2/2027	Mfr. Part # ATMEGA2561V-8AUR Mouser Part # 556-ATMEGA2561V-8AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 256K FLSH 4K EE 8K SRAM ADC 5V-8MHz Learn More about Microchip Technology microchip atmega2560 mcus	Datasheet	3,000Expected 4/2/2027	Cut Tape ¥2,604.4 ¥2,539.7 Reel ¥2,162.6 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	AVR	256 kB	8 kB	TQFP-64	8 MHz	10 bit	54 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega256x		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 256kB Flash 4kB EEPROM 54 I/O Pins ATMEGA2561V-8AU Microchip Technology 1: ¥2,574.6 1,349On Order	Mfr. Part # ATMEGA2561V-8AU Mouser Part # 556-ATMEGA2561V8AU	Microchip Technology	8-bit Microcontrollers - MCU 256kB Flash 4kB EEPROM 54 I/O Pins Learn More about Microchip Technology microchip atmega2560 mcus	Datasheet	1,349On Order On Order Ship Dates Mfr. #: ATMEGA2561V-8AU Stock: 0 On Order: 269 Expected 1/25/2027 1,080 TBD Factory Lead-Time: 21 Weeks	¥2,574.6 ¥2,360.3 ¥2,137.7	Min.: 1 Mult.: 1	AVR	256 kB	8 kB	TQFP-64	8 MHz	10 bit	54 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega256x		Tray
8-bit Microcontrollers - MCU ATMEGA328PB QFN/MFL T&R ATMEGA328PB-MNR Microchip Technology 1: ¥274.1 10,299Expected 2/15/2027	Mfr. Part # ATMEGA328PB-MNR Mouser Part # 556-ATMEGA328PB-MNR	Microchip Technology	8-bit Microcontrollers - MCU ATMEGA328PB QFN/MFL T&R Learn More about Microchip Technology atmelatmega328	Datasheet	10,299Expected 2/15/2027	Cut Tape ¥274.1 ¥267.4 Reel ¥267.4 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	AVR	32 kB	2 kB	QFN-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C	ATmega328PB	AEC-Q100	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP QFN/MLF ATMEGA328PB-MU Microchip Technology 1: ¥252.5 17,501On Order	Mfr. Part # ATMEGA328PB-MU Mouser Part # 556-ATMEGA328PB-MU	Microchip Technology	8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP QFN/MLF Learn More about Microchip Technology atmelatmega328	Datasheet	17,501On Order On Order Ship Dates Mfr. #: ATMEGA328PB-MU Stock: 0 On Order: 2,311 Expected 11/13/2026 7,840 Expected 1/7/2027 7,350 Expected 1/15/2027 Factory Lead-Time: 21 Weeks	¥252.5 ¥230.9 ¥209.3	Min.: 1 Mult.: 1	AVR	32 kB	2 kB	QFN-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega328PB	AEC-Q100	Tray
8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP QFN T&R ATMEGA328PB-MUR Microchip Technology 1: ¥267.4 17,893Expected 3/12/2027	Mfr. Part # ATMEGA328PB-MUR Mouser Part # 556-ATMEGA328PB-MUR	Microchip Technology	8-bit Microcontrollers - MCU ATMEGA328PB IND TEMP QFN T&R Learn More about Microchip Technology atmelatmega328	Datasheet	17,893Expected 3/12/2027	Cut Tape ¥267.4 ¥262.4 Reel ¥262.4 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	AVR	32 kB	2 kB	QFN-32	20 MHz	10 bit	27 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega328PB	AEC-Q100	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHZ 5V ATMEGA64-16AUR Microchip Technology 1: ¥1,742.4 2,000Expected 3/15/2027	Mfr. Part # ATMEGA64-16AUR Mouser Part # 556-ATMEGA64-16AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHZ 5V Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	2,000Expected 3/15/2027	Cut Tape ¥1,742.4 ¥1,699.2 Reel ¥1,446.7 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	AVR	64 kB	4 kB	TQFP-64	16 MHz	10 bit	53 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega64		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ IND,5V ATMEGA644P-20AUR Microchip Technology 1: ¥1,194.3 3,999Expected 1/18/2027	Mfr. Part # ATMEGA644P-20AUR Mouser Part # 556-ATMEGA644P-20AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ IND,5V Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	3,999Expected 1/18/2027	Cut Tape ¥1,194.3 ¥1,162.7 Reel ¥993.3 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	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	ATmega644P		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 128K FLASH 8K SRAM 4KB EE 5.0V ATMEGA1281-16MU Microchip Technology 1: ¥1,896.9 1,040Expected 1/25/2027	Mfr. Part # ATMEGA1281-16MU Mouser Part # 556-ATMEGA1281-16MU	Microchip Technology	8-bit Microcontrollers - MCU AVR 128K FLASH 8K SRAM 4KB EE 5.0V	Datasheet	1,040Expected 1/25/2027	¥1,896.9 ¥1,742.4 ¥1,578	Min.: 1 Mult.: 1	AVR	128 kB	8 kB	QFN-64	16 MHz	10 bit	54 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128x		Tray
8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V ATMEGA1284P-PU Microchip Technology 1: ¥1,234.1 1,491On Order	Mfr. Part # ATMEGA1284P-PU Mouser Part # 556-ATMEGA1284P-PU	Microchip Technology	8-bit Microcontrollers - MCU 128KB Flash 20MHz 1.8V-5.5V Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	1,491On Order On Order Ship Dates Mfr. #: ATMEGA1284P-PU Stock: 0 On Order: 291 Expected 1/11/2027 1,200 Expected 1/18/2027 Factory Lead-Time: 7 Weeks	¥1,234.1 ¥1,131.1 ¥1,023.2	Min.: 1 Mult.: 1	AVR	128 kB	16 kB	PDIP-40	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	Through Hole	8 bit	- 40 C	+ 85 C	ATmega1284		Tube
8-bit Microcontrollers - MCU 64kB Flash 4kB EEPROM 86 I/O Pins ATMEGA640-16AU Microchip Technology 1: ¥1,707.5 548Expected 1/25/2027	Mfr. Part # ATMEGA640-16AU Mouser Part # 556-ATMEGA640-16AU	Microchip Technology	8-bit Microcontrollers - MCU 64kB Flash 4kB EEPROM 86 I/O Pins Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	548Expected 1/25/2027	¥1,707.5 ¥1,566.3 ¥1,418.5	Min.: 1 Mult.: 1	AVR	64 kB	8 kB	TQFP-100	16 MHz	10 bit	86 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega640		Tray
8-bit Microcontrollers - MCU AVR 64K FLSH 8K SRAM 4KB EE-8MHZ 1.8V ATMEGA640V-8AU Microchip Technology 1: ¥1,707.5 180Expected 12/10/2026	Mfr. Part # ATMEGA640V-8AU Mouser Part # 556-ATMEGA640V8AU	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLSH 8K SRAM 4KB EE-8MHZ 1.8V Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	180Expected 12/10/2026	¥1,707.5 ¥1,566.3 ¥1,418.5	Min.: 1 Mult.: 1	AVR	64 kB	8 kB	TQFP-100	8 MHz	10 bit	86 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega640		Tray
8-bit Microcontrollers - MCU AVR 16KB, 64B EE 20MHz Ind. Temp ATTINY13-20MMU Microchip Technology 1: ¥280.7 2,474On Order	Mfr. Part # ATTINY13-20MMU Mouser Part # 556-ATTINY13-20MMU	Microchip Technology	8-bit Microcontrollers - MCU AVR 16KB, 64B EE 20MHz Ind. Temp	Datasheet	2,474On Order	¥280.7 ¥259.1 ¥234.2	Min.: 1 Mult.: 1	AVR	1 kB	64 B	MLF-10	20 MHz	10 bit	6 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATtiny13		Tray
8-bit Microcontrollers - MCU AVR 1KB FL 64B EE 20MHZ IND GRN 5V ATTINY13-20MMUR Microchip Technology 1: ¥290.7 6,000Expected 1/15/2027	Mfr. Part # ATTINY13-20MMUR Mouser Part # 556-ATTINY13-20MMUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 1KB FL 64B EE 20MHZ IND GRN 5V	Datasheet	6,000Expected 1/15/2027	Cut Tape ¥290.7 ¥280.7 Reel ¥280.7	Min.: 1 Mult.: 1 : 6,000	AVR			VDFN-10	20 MHz			2.7 V	5.5 V		8 bit			ATtiny13		Reel, Cut Tape
8-bit Microcontrollers - MCU AVR, 1KB FLASH, 64B EE, 64B SRAM - 20MHz ATTINY13A-MMF Microchip Technology 1: ¥147.8 2,379Expected 1/25/2027	Mfr. Part # ATTINY13A-MMF Mouser Part # 556-ATTINY13A-MMF	Microchip Technology	8-bit Microcontrollers - MCU AVR, 1KB FLASH, 64B EE, 64B SRAM - 20MHz	Datasheet	2,379Expected 1/25/2027	¥147.8 ¥132.9 ¥121.3	Min.: 1 Mult.: 1	AVR	1 kB	64 B	VDFN-10	20 MHz	10 bit	6 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	ATtiny13A		Tray
8-bit Microcontrollers - MCU AVR 1KB FL 64B EE 64B SRAM 20 MHz IND ATTINY13A-SUR Microchip Technology 1: ¥174.4 3,980On Order	Mfr. Part # ATTINY13A-SUR Mouser Part # 556-ATTINY13A-SUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 1KB FL 64B EE 64B SRAM 20 MHz IND	Datasheet	3,980On Order On Order Ship Dates Mfr. #: ATTINY13A-SUR Stock: 0 On Order: 1,980 Expected 11/20/2026 2,000 TBD Factory Lead-Time: 7 Weeks	Cut Tape ¥174.4 Reel ¥144.8 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	AVR	1 kB	64 B	SOIC-8	20 MHz	10 bit	6 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	ATtiny13A		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 512B FLASH 32B SRAM TIMER 12MHz ATTINY4-TSHR Microchip Technology 1: ¥73.1 8,949On Order	Mfr. Part # ATTINY4-TSHR Mouser Part # 556-ATTINY4-TSHR	Microchip Technology	8-bit Microcontrollers - MCU 512B FLASH 32B SRAM TIMER 12MHz	Datasheet	8,949On Order	Cut Tape ¥73.1 ¥71.3 Reel ¥59.6 MouseReel Available	Min.: 1 Mult.: 1 : 4,500	AVR	512 B	32 B	SOT-23-6	12 MHz	No ADC		1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATtiny4		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-20 MHz ATMEGA164A-MU Microchip Technology 1: ¥669.4 547Expected 12/28/2026 NRND	Mfr. Part # ATMEGA164A-MU Mouser Part # 556-ATMEGA164A-MU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-20 MHz Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	547Expected 12/28/2026	¥669.4 ¥617.9 ¥559.8	Min.: 1 Mult.: 1	AVR	16 kB	1 kB	QFN-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega164		Tray
8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 23 I/O Pins ATMEGA168-20MU Microchip Technology 1: ¥626.2 1,237On Order NRND	Mfr. Part # ATMEGA168-20MU Mouser Part # 556-ATMEGA168-20MU NRND	Microchip Technology	8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 23 I/O Pins Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1,237On Order On Order Ship Dates Mfr. #: ATMEGA168-20MU Stock: 0 On Order: 257 Expected 11/17/2026 980 Expected 11/19/2026 Factory Lead-Time: 10 Weeks	¥626.2 ¥573 ¥518.2	Min.: 1 Mult.: 1	AVR	16 kB	1 kB	MLF-32	20 MHz	10 bit	23 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega168		Tray
8-bit Microcontrollers - MCU 16KB In-system Flash 2.7V - 5.5V ATMEGA16A-AU Microchip Technology 1: ¥604.6 1,097On Order NRND	Mfr. Part # ATMEGA16A-AU Mouser Part # 556-ATMEGA16A-AU NRND	Microchip Technology	8-bit Microcontrollers - MCU 16KB In-system Flash 2.7V - 5.5V	Datasheet	1,097On Order	¥604.6 ¥554.8 ¥501.6	Min.: 1 Mult.: 1	AVR	16 kB	1 kB	TQFP-44	16 MHz	10 bit	32 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega16A		Tray
8-bit Microcontrollers - MCU AVR 32KB 1KB EE 20MHz 2KB SRAM 5V ATMEGA324PA-MU Microchip Technology 1: ¥837.1 535Expected 3/8/2027 NRND	Mfr. Part # ATMEGA324PA-MU Mouser Part # 556-ATMEGA324PA-MU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 32KB 1KB EE 20MHz 2KB SRAM 5V Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	535Expected 3/8/2027	¥837.1 ¥769 ¥694.3	Min.: 1 Mult.: 1	AVR	32 kB	2 kB	VQFN-44	20 MHz	10 bit	32 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega324		Tray
8-bit Microcontrollers - MCU 32kB Flash 1kB EEPROM 32 I/O Pins ATMEGA32L-8MU Microchip Technology 1: ¥1,184.3 359Expected 3/1/2027 NRND	Mfr. Part # ATMEGA32L-8MU Mouser Part # 556-ATMEGA32L-8MU NRND	Microchip Technology	8-bit Microcontrollers - MCU 32kB Flash 1kB EEPROM 32 I/O Pins	Datasheet	359Expected 3/1/2027	¥1,184.3 ¥1,086.3 ¥981.7	Min.: 1 Mult.: 1	AVR	32 kB	2 kB	MLF-44	8 MHz	10 bit	32 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega32		Tray