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AVR Core Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package / Case	Core	Program Memory Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Data RAM Size	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Qualification	Packaging
8-bit Microcontrollers - MCU AVR USB 128K FLASH AT90USB1287-MU Microchip Technology 1: $14.66 363In Stock 3,120On Order	Mfr. Part # AT90USB1287-MU Mouser Part # 556-AT90USB1287-MU	Microchip Technology	8-bit Microcontrollers - MCU AVR USB 128K FLASH	Datasheet	363In Stock 3,120On Order On Order Ship Dates Mfr. #: AT90USB1287-MU Stock: 363 Can Ship Immediately On Order: 780 Expected 12/21/2026 2,340 Expected 1/7/2027 Factory Lead-Time: 20 Weeks	$14.66 $13.43 $12.14	Min.: 1 Mult.: 1	SMD/SMT	QFN-64	AVR	128 kB	8 bit	10 bit	16 MHz	48 I/O	8 kB	2.7 V	5.5 V	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 54 I/O Pins ATMEGA1281V-8AU Microchip Technology 1: $14.85 818In Stock 1,170Expected 1/19/2027	Mfr. Part # ATMEGA1281V-8AU Mouser Part # 556-ATMEGA1281V8AU	Microchip Technology	8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 54 I/O Pins	Datasheet	818In Stock 1,170Expected 1/19/2027	$14.85 $13.64 $12.35	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	AVR	128 kB	8 bit	10 bit	8 MHz	54 I/O	8 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU AVR 128K Flash 16MHz 105 degree C Green ATMEGA128A-ANR Microchip Technology 1: $9.98 1,331In Stock 2,000Expected 5/21/2027	Mfr. Part # ATMEGA128A-ANR Mouser Part # 556-ATMEGA128A-ANR	Microchip Technology	8-bit Microcontrollers - MCU AVR 128K Flash 16MHz 105 degree C Green	Datasheet	1,331In Stock 2,000Expected 5/21/2027	Cut Tape $9.98 $9.75 Reel $8.28 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	TQFP-64	AVR	128 kB	8 bit	10 bit	16 MHz	53 I/O	4 kB	2.7 V	5.5 V	- 40 C	+ 105 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 128K FLSH-16MHz IND TEMP 5V ATMEGA128A-MUR Microchip Technology 1: $9.62 847In Stock	Mfr. Part # ATMEGA128A-MUR Mouser Part # 556-ATMEGA128A-MUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 128K FLSH-16MHz IND TEMP 5V	Datasheet	847In Stock	Cut Tape $9.62 $9.37 Reel $7.98 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	SMD/SMT	QFN-64	AVR	128 kB	8 bit	10 bit	16 MHz	53 I/O	4 kB	2.7 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 128KB FLASH,5V 4KB EE 4KB SRAM ATMEGA128L-8AN Microchip Technology 1: $21.81 456In Stock	Mfr. Part # ATMEGA128L-8AN Mouser Part # 556-ATMEGA128L-8AN	Microchip Technology	8-bit Microcontrollers - MCU AVR 128KB FLASH,5V 4KB EE 4KB SRAM	Datasheet	456In Stock	$21.81 $20.02 $19.77	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	AVR	128 kB	8 bit	10 bit	8 MHz	53 I/O	4 kB	3 V	5.5 V	- 40 C	+ 105 C		Tray
8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 35 I/O Pins ATMEGA162-16AU Microchip Technology 1: $7.54 1,945In Stock	Mfr. Part # ATMEGA162-16AU Mouser Part # 556-ATMEGA162-16AU	Microchip Technology	8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 35 I/O Pins	Datasheet	1,945In Stock	$7.54 $6.93 $6.28	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	AVR	16 kB	8 bit	No ADC	16 MHz	35 I/O	1 kB	2.7 V	5.5 V	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-16MHz 5V ATMEGA165PA-AUR Microchip Technology 1: $5.80 607In Stock	Mfr. Part # ATMEGA165PA-AUR Mouser Part # 556-ATMEGA165PA-AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-16MHz 5V	Datasheet	607In Stock	Cut Tape $5.80 $5.68 Reel $4.82 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	TQFP-64	AVR	16 kB	8 bit	10 bit	16 MHz	54 I/O	1 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-20MHZ 5V ATMEGA168PA-MUR Microchip Technology 1: $2.99 4,002In Stock	Mfr. Part # ATMEGA168PA-MUR Mouser Part # 556-ATMEGA168PA-MUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-20MHZ 5V	Datasheet	4,002In Stock	Cut Tape $2.99 $2.91 Reel $2.91 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	SMD/SMT	QFN-32	AVR	16 kB	8 bit	10 bit	20 MHz	23 I/O	1 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 16KB 512B 1KB 20 MHZ TQFP GRN ATMEGA168PB-AU Microchip Technology 1: $1.92 1,554In Stock	Mfr. Part # ATMEGA168PB-AU Mouser Part # 556-ATMEGA168PB-AU	Microchip Technology	8-bit Microcontrollers - MCU 16KB 512B 1KB 20 MHZ TQFP GRN Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1,554In Stock	$1.92 $1.77 $1.60	Min.: 1 Mult.: 1	SMD/SMT	TQFP-32	AVR	16 kB	8 bit	10 bit	20 MHz	27 I/O	1 kB	1.8 V	5.5 V	- 40 C	+ 105 C		Tray
8-bit Microcontrollers - MCU 16KB 512B 1KB 20 MHZ QFN/MLF GRN 5V ATMEGA168PB-MU Microchip Technology 1: $1.89 6,745In Stock	Mfr. Part # ATMEGA168PB-MU Mouser Part # 556-ATMEGA168PB-MU	Microchip Technology	8-bit Microcontrollers - MCU 16KB 512B 1KB 20 MHZ QFN/MLF GRN 5V Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	6,745In Stock	$1.89 $1.73 $1.56	Min.: 1 Mult.: 1	SMD/SMT	VFQFN-32	AVR	16 kB	8 bit	10 bit	20 MHz	27 I/O	1 kB	1.8 V	5.5 V	- 40 C	+ 105 C		Tray
8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-20MHz ATMEGA169A-AUR Microchip Technology 1: $5.84 698In Stock	Mfr. Part # ATMEGA169A-AUR Mouser Part # 556-ATMEGA169A-AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM-20MHz	Datasheet	698In Stock	Cut Tape $5.84 $5.72 Reel $4.85 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	TQFP-64	AVR	16 kB	8 bit	10 bit	16 MHz	54 I/O	1 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 256K FLASH 4K EE 8K SRAM ADC 1.8V ATMEGA2561V-8MU Microchip Technology 1: $20.15 486In Stock	Mfr. Part # ATMEGA2561V-8MU Mouser Part # 556-ATMEGA2561V8MU	Microchip Technology	8-bit Microcontrollers - MCU AVR 256K FLASH 4K EE 8K SRAM ADC 1.8V Learn More about Microchip Technology microchip atmega2560 mcus	Datasheet	486In Stock	$20.15 $18.47 $16.73	Min.: 1 Mult.: 1	SMD/SMT	MLF-64	AVR	256 kB	8 bit	10 bit	8 MHz	54 I/O	8 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU 20MHz, 32KB, VQFN ATMEGA3208-MU Microchip Technology 1: $1.66 1,594In Stock	Mfr. Part # ATMEGA3208-MU Mouser Part # 556-ATMEGA3208-MU	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 32KB, VQFN Learn More about Microchip Technology microchip atmega3208 microcontrollers	Datasheet	1,594In Stock	$1.66 $1.51 $1.37	Min.: 1 Mult.: 1	SMD/SMT	VQFN-32	AVR	32 kB	8 bit	10 bit	20 MHz	27 I/O	4 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU 20MHz, 32KB, ATMEGA3208-XFR Microchip Technology 1: $1.82 5,333In Stock	Mfr. Part # ATMEGA3208-XFR Mouser Part # 556-ATMEGA3208-XFR	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 32KB, Learn More about Microchip Technology microchip atmega3208 microcontrollers	Datasheet	5,333In Stock	Cut Tape $1.82 $1.78 Reel $1.50	Min.: 1 Mult.: 1 : 2,100	SMD/SMT	SSOP-32	AVR	32 kB	8 bit	10 bit	20 MHz	23 I/O	4 kB	1.8 V	5.5 V	- 40 C	+ 125 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 20MHZ, TQFP, Extended TEMP, GREEN 5 V ATMEGA324PB-AN Microchip Technology 1: $2.90 1,425In Stock 3,200Expected 11/12/2026	Mfr. Part # ATMEGA324PB-AN Mouser Part # 556-ATMEGA324PB-AN	Microchip Technology	8-bit Microcontrollers - MCU 20MHZ, TQFP, Extended TEMP, GREEN 5 V Learn More about Microchip Technology atmel atmega324pb mcu	Datasheet	1,425In Stock 3,200Expected 11/12/2026	$2.90 $2.67 $2.41	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	AVR	32 kB	8 bit	10 bit	20 MHz	39 I/O	2 kB	1.8 V	5.5 V	- 40 C	+ 105 C	AEC-Q100	Tray
8-bit Microcontrollers - MCU 20MHZ, TQFP, IND TEMP, GREEN 5 V ATMEGA324PB-AU Microchip Technology 1: $2.90 1,231In Stock 7,200Expected 12/22/2026	Mfr. Part # ATMEGA324PB-AU Mouser Part # 556-ATMEGA324PBAU	Microchip Technology	8-bit Microcontrollers - MCU 20MHZ, TQFP, IND TEMP, GREEN 5 V Learn More about Microchip Technology atmel atmega324pb mcu	Datasheet	1,231In Stock 7,200Expected 12/22/2026	$2.90 $2.67 $2.41	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	AVR	32 kB	8 bit	10 bit	20 MHz	39 I/O	2 kB	1.8 V	5.5 V	- 40 C	+ 85 C	AEC-Q100	Tray
8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM ADC 5V-16MHZ 5 ATMEGA325-16AUR Microchip Technology 1: $8.03 692In Stock	Mfr. Part # ATMEGA325-16AUR Mouser Part # 556-ATMEGA325-16AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM ADC 5V-16MHZ 5	Datasheet	692In Stock	Cut Tape $8.03 $7.87 Reel $6.67 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	TQFP-64	AVR	32 kB	8 bit	10 bit	16 MHz	54 I/O	2 kB	2.7 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20MHz IND,5V ATMEGA325P-20AUR Microchip Technology 1: $8.16 821In Stock	Mfr. Part # ATMEGA325P-20AUR Mouser Part # 556-ATMEGA325P-20AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20MHz IND,5V	Datasheet	821In Stock	Cut Tape $8.16 $7.94 Reel $6.77	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	TQFP-64	AVR	32 kB	8 bit	10 bit	20 MHz	54 I/O	2 kB	2.7 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU ATMEGA328PB Extend TEMP T&R ATMEGA328PB-ANR Microchip Technology 1: $2.29 8,118In Stock 12,000Expected 12/28/2026	Mfr. Part # ATMEGA328PB-ANR Mouser Part # 556-ATMEGA328PB-ANR	Microchip Technology	8-bit Microcontrollers - MCU ATMEGA328PB Extend TEMP T&R Learn More about Microchip Technology atmelatmega328	Datasheet	8,118In Stock 12,000Expected 12/28/2026	Cut Tape $2.29 $2.24 Reel $1.90 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	TQFP-32	AVR	32 kB	8 bit	10 bit	20 MHz	27 I/O	2 kB	1.8 V	5.5 V	- 40 C	+ 105 C	AEC-Q100	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins ATMEGA644-20AU Microchip Technology 1: $8.92 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 1/25/2027 1,440 Expected 3/4/2027 Factory Lead-Time: 20 Weeks	$8.92 $8.19 $7.42	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	AVR	64 kB	8 bit	10 bit	20 MHz	32 I/O	4 kB	2.7 V	5.5 V	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND ATMEGA644-20AUR Microchip Technology 1: $9.13 1,553In 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	1,553In Stock	Cut Tape $9.13 $8.88 Reel $7.55	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	TQFP-44	AVR		8 bit		20 MHz			2.7 V	5.5 V				Reel, Cut Tape
8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins ATMEGA644V-10AU Microchip Technology 1: $8.92 232In 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	232In Stock	$8.92 $8.19 $7.42	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	AVR	64 kB	8 bit	10 bit	10 MHz	32 I/O	4 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND ATMEGA649A-AUR Microchip Technology 1: $9.37 525In Stock	Mfr. Part # ATMEGA649A-AUR Mouser Part # 556-ATMEGA649A-AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	525In Stock	Cut Tape $9.37 $9.11 Reel $7.79	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	TQFP-64	AVR		8 bit		16 MHz			1.8 V	5.5 V				Reel, Cut Tape
8-bit Microcontrollers - MCU 64K Flsh 2K EEPROM 4K SRAM 16MHz ATMEGA64A-AU Microchip Technology 1: $7.49 1,748In Stock 2,160Expected 1/21/2027	Mfr. Part # ATMEGA64A-AU Mouser Part # 556-ATMEGA64A-AU	Microchip Technology	8-bit Microcontrollers - MCU 64K Flsh 2K EEPROM 4K SRAM 16MHz Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	1,748In Stock 2,160Expected 1/21/2027	$7.49 $6.86 $6.21	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	AVR	64 kB	8 bit	10 bit	16 MHz	53 I/O	4 kB	2.7 V	5.5 V	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 35 I/O Pins ATMEGA8515-16AU Microchip Technology 1: $4.25 1,044In Stock	Mfr. Part # ATMEGA8515-16AU Mouser Part # 556-ATMEGA8515-16AU	Microchip Technology	8-bit Microcontrollers - MCU 8kB Flash 0.5kB EEPROM 35 I/O Pins	Datasheet	1,044In Stock	$4.25 $3.91 $3.87	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	AVR	8 kB	8 bit	No ADC	16 MHz	35 I/O	512 B	4.5 V	5.5 V	- 40 C	+ 85 C		Tray