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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	Data Bus Width	Maximum Clock Frequency	Program Memory Size	Data RAM Size	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Maximum Operating Temperature	Packaging
8-bit Microcontrollers - MCU 4KB FLSH 256B EE256B SRAM-20MHz, IND ATTINY44A-SSUR Microchip Technology 1: $1.03 8,865In Stock NRND	Mfr. Part No. ATTINY44A-SSUR Mouser Part No 556-ATTINY44A-SSUR NRND	Microchip Technology	8-bit Microcontrollers - MCU 4KB FLSH 256B EE256B SRAM-20MHz, IND Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	8,865In Stock	Cut Tape $1.03 $0.995 Reel $0.85 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOIC-Narrow-14	AVR	8 bit	20 MHz	4 kB	256 B	10 bit	12 I/O	1.8 V	5.5 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 6 I/O Pins ATTINY45-20SU Microchip Technology 1: $1.37 1,900In Stock NRND	Mfr. Part No. ATTINY45-20SU Mouser Part No 556-ATTINY45-20SU NRND	Microchip Technology	8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 6 I/O Pins Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1,900In Stock	$1.37 $1.26 $1.13	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	AVR	8 bit	20 MHz	4 kB	256 B	10 bit	6 I/O	2.7 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU AVR 4K FLSH 256B EE 256B SRAM ADC-20MHz ATTINY461A-SUR Microchip Technology 1: $1.49 1,968In Stock NRND	Mfr. Part No. ATTINY461A-SUR Mouser Part No 556-ATTINY461A-SUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 4K FLSH 256B EE 256B SRAM ADC-20MHz Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1,968In Stock	Cut Tape $1.49 $1.44 Reel $1.24	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	SOIC-20	AVR	8 bit	20 MHz	4 kB	256 B	10 bit	16 I/O	1.8 V	5.5 V	+ 85 C	Reel, Cut Tape
8-bit Microcontrollers - MCU AVR 8K FLSH 512B SRAM 512B EE-5V ATTINY84-20MU Microchip Technology 1: $2.60 1,026In Stock NRND	Mfr. Part No. ATTINY84-20MU Mouser Part No 556-ATTINY84-20MU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 8K FLSH 512B SRAM 512B EE-5V Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1,026In Stock	$2.60 $2.39 $2.16	Min.: 1 Mult.: 1	SMD/SMT	MLF-20	AVR	8 bit	20 MHz	8 kB	512 B	10 bit	12 I/O	2.7 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 512B SRAM-20MHz 5V ATTINY84-20MUR Microchip Technology 1: $2.66 1,158In Stock NRND	Mfr. Part No. ATTINY84-20MUR Mouser Part No 556-ATTINY84-20MUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 512B SRAM-20MHz 5V Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1,158In Stock	Cut Tape $2.66 $2.58 Reel $2.58 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	SMD/SMT	WQFN-20	AVR	8 bit	20 MHz	8 kB	512 B	10 bit	12 I/O	2.7 V	5.5 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 8K FLASH EE ATTINY841-MMHR Microchip Technology 1: $1.52 1,152In Stock NRND	Mfr. Part No. ATTINY841-MMHR Mouser Part No 556-ATTINY841-MMHR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 8K FLASH EE Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1,152In Stock	Cut Tape $1.52 $1.47 Reel $1.47 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	SMD/SMT	VQFN-20	AVR	8 bit	16 MHz	8 kB	512 B	10 bit	12 I/O	1.7 V	5.5 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 8K FLASH EE ATTINY841-SSUR Microchip Technology 1: $1.37 2,336In Stock NRND	Mfr. Part No. ATTINY841-SSUR Mouser Part No 556-ATTINY841-SSUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 8K FLASH EE Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	2,336In Stock	Cut Tape $1.37 $1.34 Reel $1.13 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOIC-14	AVR	8 bit	16 MHz	8 kB	512 B	10 bit	12 I/O	1.7 V	5.5 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 20MHz Ind. Grade ATTINY84A-CCU Microchip Technology 1: $1.84 870In Stock NRND	Mfr. Part No. ATTINY84A-CCU Mouser Part No 556-ATTINY84A-CCU NRND	Microchip Technology	8-bit Microcontrollers - MCU 20MHz Ind. Grade Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	870In Stock	$1.84 $1.67 $1.52	Min.: 1 Mult.: 1	SMD/SMT	UFBGA-15	AVR	8 bit	20 MHz	8 kB	512 B	10 bit	12 I/O	1.8 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 20MHz Ind Grade ATTINY84A-MMHR Microchip Technology 1: $1.22 3,700In Stock NRND	Mfr. Part No. ATTINY84A-MMHR Mouser Part No 556-ATTINY84A-MMHR NRND	Microchip Technology	8-bit Microcontrollers - MCU 20MHz Ind Grade Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	3,700In Stock	Cut Tape $1.22 $1.20 Reel $1.20 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	SMD/SMT	VQFN-20	AVR	8 bit	20 MHz	8 kB	512 B	10 bit	12 I/O	1.8 V	5.5 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 20MHz Ind. Grade ATTINY84A-PU Microchip Technology 1: $1.62 2,943In Stock NRND	Mfr. Part No. ATTINY84A-PU Mouser Part No 556-ATTINY84A-PU NRND	Microchip Technology	8-bit Microcontrollers - MCU 20MHz Ind. Grade Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	2,943In Stock	$1.62 $1.49 $1.33	Min.: 1 Mult.: 1	Through Hole	PDIP-14	AVR	8 bit	20 MHz	8 kB	512 B	10 bit	12 I/O	1.8 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 20MHz Ind. Grade ATTINY84A-SSU Microchip Technology 1: $1.04 2,682In Stock NRND	Mfr. Part No. ATTINY84A-SSU Mouser Part No 556-ATTINY84A-SSU NRND	Microchip Technology	8-bit Microcontrollers - MCU 20MHz Ind. Grade Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	2,682In Stock	$1.04 $0.94 $0.86	Min.: 1 Mult.: 1	SMD/SMT	SOIC-14	AVR	8 bit	20 MHz	8 kB	512 B	10 bit	12 I/O	1.8 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU AVR 8K FLSH 512B EE 512B SRAM 1.8V 10MHZ ATTINY84V-10MU Microchip Technology 1: $2.60 280In Stock NRND	Mfr. Part No. ATTINY84V-10MU Mouser Part No 556-ATTINY84V10MU NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 8K FLSH 512B EE 512B SRAM 1.8V 10MHZ Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	280In Stock	$2.60 $2.39 $2.16	Min.: 1 Mult.: 1	SMD/SMT	MLF-20	AVR	8 bit	10 MHz	8 kB	512 B	10 bit	12 I/O	1.8 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 8KB FL 512B EE 512B SRAM 16MHz Ind.GRN ATTINY87-XU Microchip Technology 1: $2.23 1,553In Stock NRND	Mfr. Part No. ATTINY87-XU Mouser Part No 556-ATTINY87-XU NRND	Microchip Technology	8-bit Microcontrollers - MCU 8KB FL 512B EE 512B SRAM 16MHz Ind.GRN Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1,553In Stock	$2.23 $2.04 $1.85	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-20	AVR	8 bit	16 MHz	8 kB	512 B	10 bit	16 I/O	1.8 V	5.5 V	+ 125 C	Tube
8-bit Microcontrollers - MCU 8KB FL 512B EE 512B SRAM 16MHz Ind.GRN ATTINY87-XUR Microchip Technology 1: $2.36 1,071In Stock NRND	Mfr. Part No. ATTINY87-XUR Mouser Part No 556-ATTINY87-XUR NRND	Microchip Technology	8-bit Microcontrollers - MCU 8KB FL 512B EE 512B SRAM 16MHz Ind.GRN	Datasheet	1,071In Stock	Cut Tape $2.36 $2.32 Reel $1.96	Min.: 1 Mult.: 1 : 4,000	SMD/SMT	TSSOP-20	AVR	8 bit	16 MHz	8 kB	512 B	10 bit	16 I/O	1.8 V	5.5 V	+ 125 C	Reel, Cut Tape
8-bit Microcontrollers - MCU 20MHz, 32KB,VQFN20, Ind 125C, Green, T&R ATTINY3226-MFR Microchip Technology 1: $1.14 1,552In Stock	Mfr. Part No. ATTINY3226-MFR Mouser Part No 494-ATTINY3226-MFR	Microchip Technology	8-bit Microcontrollers - MCU 20MHz, 32KB,VQFN20, Ind 125C, Green, T&R Learn More about Microchip Technology microchip attiny3224 attiny3226 attiny3227 mcus	Datasheet	1,552In Stock	Cut Tape $1.14 $1.11 Reel $1.11	Min.: 1 Mult.: 1 : 6,000	SMD/SMT	VQFN-20	AVR	8 bit/16 bit	20 MHz	32 kB	3 kB	12 bit	18 I/O	1.8 V	5.5 V	+ 125 C	Reel, Cut Tape
8-bit Microcontrollers - MCU AVRC11N AVR UC 128K FLASH AT90CAN128-16MU Microchip Technology 1: $9.66 600In Stock	Mfr. Part No. AT90CAN128-16MU Mouser Part No 556-A90CAN128-16MU	Microchip Technology	8-bit Microcontrollers - MCU AVRC11N AVR UC 128K FLASH Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	600In Stock	$9.66 $8.84 $8.01	Min.: 1 Mult.: 1	SMD/SMT	QFN-64	AVR	8 bit	16 MHz	128 kB	4 kB	10 bit	53 I/O	2.7 V	5.5 V	+ 85 C	Tray
32-bit Microcontrollers - MCU 128KB, 144LQFP 85deg. Green AT32UC3A0128-ALUR Microchip Technology 1: $11.32 894In Stock	Mfr. Part No. AT32UC3A0128-ALUR Mouser Part No 556-AT32UC3A0128ALUR	Microchip Technology	32-bit Microcontrollers - MCU 128KB, 144LQFP 85deg. Green Learn More about Microchip Technology microchip a0 a1 series mcus	Datasheet	894In Stock	Cut Tape $11.32 $10.93 Reel $9.31 MouseReel Available	Min.: 1 Mult.: 1 : 800	SMD/SMT	LQFP-144	AVR	32 bit	66 MHz	128 kB	32 kB	10 bit	109 I/O	1.65 V	1.95 V	+ 85 C	Reel, Cut Tape, MouseReel
32-bit Microcontrollers - MCU 256KB, 144LQFP Ind AT32UC3A3256-ALUT Microchip Technology 1: $16.02 335In Stock 480Expected 11/11/2026	Mfr. Part No. AT32UC3A3256-ALUT Mouser Part No 556-AT32UC3A3256ALUT	Microchip Technology	32-bit Microcontrollers - MCU 256KB, 144LQFP Ind Learn More about Microchip Technology microchip a3 a4 series mcus	Datasheet	335In Stock 480Expected 11/11/2026	$16.02 $14.56 $13.19	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	AVR	32 bit	84 MHz	256 kB	128 kB	10 bit	110 I/O	3 V	3.6 V	+ 85 C	Tray
32-bit Microcontrollers - MCU 512KB Flash AT32UC3B0512-A2UR Microchip Technology 1: $11.33 685In Stock	Mfr. Part No. AT32UC3B0512-A2UR Mouser Part No 556-AT32UC3B0512A2UR	Microchip Technology	32-bit Microcontrollers - MCU 512KB Flash Learn More about Microchip Technology microchip b series mcus	Datasheet	685In Stock	Cut Tape $11.33 $10.94 Reel $9.33 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	TQFP-64	AVR	32 bit	60 MHz	512 kB	96 kB	10 bit	44 I/O	1.65 V	1.95 V	+ 85 C	Reel, Cut Tape, MouseReel
32-bit Microcontrollers - MCU 512KB Flash AT32UC3B0512-Z2UT Microchip Technology 1: $11.17 529In Stock	Mfr. Part No. AT32UC3B0512-Z2UT Mouser Part No 556-AT32UC3B0512Z2UT	Microchip Technology	32-bit Microcontrollers - MCU 512KB Flash Learn More about Microchip Technology microchip b series mcus	Datasheet	529In Stock	$11.17 $10.14 $9.20	Min.: 1 Mult.: 1	SMD/SMT	QFN-64	AVR	32 bit	60 MHz	512 kB	96 kB	10 bit	44 I/O	1.65 V	1.95 V	+ 85 C	Tray
32-bit Microcontrollers - MCU 32-bit AT32UC3B1256-AUT Microchip Technology 1: $8.63 712In Stock 1,000Expected 05/01/2027	Mfr. Part No. AT32UC3B1256-AUT Mouser Part No 556-AT32UC3B1256-AUT	Microchip Technology	32-bit Microcontrollers - MCU 32-bit Learn More about Microchip Technology microchip b series mcus	Datasheet	712In Stock 1,000Expected 05/01/2027	$8.63 $7.84 $7.11	Min.: 1 Mult.: 1	SMD/SMT	TQFP-48	AVR	32 bit	60 MHz	256 kB	32 kB	10 bit	28 I/O	1.65 V	1.95 V	+ 85 C	Tray
32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM AT32UC3C0512C-ALUT Microchip Technology 1: $16.67 353In Stock 180Expected 09/11/2026	Mfr. Part No. AT32UC3C0512C-ALUT Mouser Part No 556-AT32UC3C0512CALT	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	353In Stock 180Expected 09/11/2026	$16.67 $15.16 $13.73	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	AVR	32 bit	66 MHz	512 kB	64 kB	12 bit	123 I/O	3 V	5.5 V	+ 85 C	Tray
32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM AT32UC3C2256C-A2UR Microchip Technology 1: $12.44 609In Stock	Mfr. Part No. AT32UC3C2256C-A2UR Mouser Part No 556-AT32UC3C2256CA2R	Microchip Technology	32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	609In Stock	Cut Tape $12.44 $12.02 Reel $10.25	Min.: 1 Mult.: 1 : 1,500			AVR	32 bit	66 MHz	256 kB	64 kB		45 I/O	3 V	5.5 V	+ 85 C	Reel, Cut Tape
32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM AT32UC3C2256C-A2UT Microchip Technology 1: $12.24 337In Stock 800Expected 10/12/2026	Mfr. Part No. AT32UC3C2256C-A2UT Mouser Part No 556-AT32UC3C2256CA2T	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	337In Stock 800Expected 10/12/2026	$12.24 $11.12 $10.07	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	AVR	32 bit	66 MHz	256 kB	64 kB	12 bit	45 I/O	3 V	5.5 V	+ 85 C	Tray
32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM AT32UC3C2512C-A2UR Microchip Technology 1: $14.66 350In Stock	Mfr. Part No. AT32UC3C2512C-A2UR Mouser Part No 556-AT32UC3C2512CA2R	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	350In Stock	Cut Tape $14.66 $14.16 Reel $12.05	Min.: 1 Mult.: 1 : 1,500			AVR	32 bit	66 MHz	512 kB	64 kB		45 I/O	3 V	5.5 V	+ 85 C	Reel, Cut Tape