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AVR Core Microcontrollers - MCU

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Types of Microcontrollers - MCU

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Part #

8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE USI ADC 20MHz, IND

ATTINY24A-MMHR
Microchip Technology
1: $1.08
132In Stock

Mfr. Part No.
ATTINY24A-MMHR

Mouser Part No
556-ATTINY24A-MMHR

Microchip Technology

8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE USI ADC 20MHz, IND

Learn More

Datasheet

132In Stock

Cut Tape

$1.08

Reel

$0.90

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

SMD/SMT

VQFN-20

AVR

2 kB

8 bit

10 bit

20 MHz

12 I/O

128 B

1.8 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 2KB FL 128B EE SRAM USIADC 20MHz Hi+125C

ATTINY24A-SSF
Microchip Technology
1: $0.90
1,750In Stock

Mfr. Part No.
ATTINY24A-SSF

Mouser Part No
556-ATTINY24A-SSF

Microchip Technology

8-bit Microcontrollers - MCU 2KB FL 128B EE SRAM USIADC 20MHz Hi+125C

Learn More

Datasheet

1,750In Stock

$0.90

$0.82

$0.74

Min.: 1
Mult.: 1

SMD/SMT

SOIC-14

AVR

2 kB

8 bit

10 bit

20 MHz

12 I/O

128 B

1.8 V

5.5 V

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 2K FLASH 128B EE 128B SRAM USI

ATTINY24A-SSN
Microchip Technology
1: $0.90
1,600In Stock

Mfr. Part No.
ATTINY24A-SSN

Mouser Part No
556-ATTINY24A-SSN

Microchip Technology

8-bit Microcontrollers - MCU 2K FLASH 128B EE 128B SRAM USI

Learn More

Datasheet

1,600In Stock

$0.90

$0.82

$0.74

Min.: 1
Mult.: 1

SMD/SMT

SOIC-14

AVR

2 kB

8 bit

10 bit

20 MHz

12 I/O

128 B

1.8 V

5.5 V

- 40 C

+ 105 C

Tube

8-bit Microcontrollers - MCU 20MHz, Ind Temp 1.8-5.5V, Green

ATTINY24A-SSU
Microchip Technology
1: $0.90
1,527In Stock
3,990Expected 27/08/2026

Mfr. Part No.
ATTINY24A-SSU

Mouser Part No
556-ATTINY24A-SSU

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, Ind Temp 1.8-5.5V, Green

Learn More

Datasheet

1,527In Stock

3,990Expected 27/08/2026

$0.90

Min.: 1
Mult.: 1

SMD/SMT

SOIC-14

AVR

2 kB

8 bit

10 bit

20 MHz

12 I/O

128 B

1.8 V

5.5 V

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 2KB FL 128B EE SRAM 20MHz +105C Matte Sn

ATTINY25-20SN
Microchip Technology
1: $1.37
882In Stock

Mfr. Part No.
ATTINY25-20SN

Mouser Part No
556-ATTINY25-20SN

Microchip Technology

8-bit Microcontrollers - MCU 2KB FL 128B EE SRAM 20MHz +105C Matte Sn

Learn More

Datasheet

882In Stock

$1.37

$1.26

$1.13

Min.: 1
Mult.: 1

SMD/SMT

SOIC-8

AVR

2 kB

8 bit

10 bit

20 MHz

6 I/O

128 B

2.7 V

5.5 V

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM 10 MHZ GRN

ATTINY25V-10MF
Microchip Technology
1: $1.89
323In Stock

Mfr. Part No.
ATTINY25V-10MF

Mouser Part No
556-ATTINY25V-10MF

Microchip Technology

8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM 10 MHZ GRN

Learn More

Datasheet

323In Stock

$1.89

$1.74

$1.57

Min.: 1
Mult.: 1

SMD/SMT

MLF-20

AVR

2 kB

8 bit

10 bit

10 MHz

6 I/O

128 B

1.8 V

5.5 V

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 2KB FL 128B EE SRAM 20MHz Hi +105C

ATTINY25V-10SSN
Microchip Technology
1: $1.97
18In Stock

Mfr. Part No.
ATTINY25V-10SSN

Mouser Part No
556-ATTINY25V-10SSN

Microchip Technology

8-bit Microcontrollers - MCU 2KB FL 128B EE SRAM 20MHz Hi +105C

Learn More

Datasheet

18In Stock

$1.97

$1.67

Min.: 1
Mult.: 1

SMD/SMT

SOIC-8

AVR

2 kB

8 bit

10 bit

10 MHz

6 I/O

128 B

1.8 V

5.5 V

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 2kB Flash 0.128kB EEPROM 6 I/O Pins

ATTINY25V-10PU
Microchip Technology
1: $1.50
995In Stock

Mfr. Part No.
ATTINY25V-10PU

Mouser Part No
556-ATTINY25V10PU

Microchip Technology

8-bit Microcontrollers - MCU 2kB Flash 0.128kB EEPROM 6 I/O Pins

Learn More

Datasheet

995In Stock

$1.50

$1.38

$1.24

Min.: 1
Mult.: 1

Through Hole

PDIP-8

AVR

2 kB

8 bit

10 bit

10 MHz

6 I/O

128 B

1.8 V

5.5 V

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 2kB Flash 128B EE 128B SRAM

ATTINY26-16PU
Microchip Technology
1: $2.48
388In Stock

Mfr. Part No.
ATTINY26-16PU

Mouser Part No
556-ATTINY26-16PU

Microchip Technology

8-bit Microcontrollers - MCU 2kB Flash 128B EE 128B SRAM

Datasheet

388In Stock

$2.48

Min.: 1
Mult.: 1

Through Hole

PDIP-20

AVR

2 kB

8 bit

10 bit

16 MHz

16 I/O

128 B

4.5 V

5.5 V

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 2kB Flash 128B EE 128B SRAM

ATTINY26-16SU
Microchip Technology
1: $2.57
197In Stock
296Expected 10/09/2026

Mfr. Part No.
ATTINY26-16SU

Mouser Part No
556-ATTINY26-16SU

Microchip Technology

8-bit Microcontrollers - MCU 2kB Flash 128B EE 128B SRAM

Datasheet

197In Stock

296Expected 10/09/2026

$2.57

$2.35

$2.27

Min.: 1
Mult.: 1

SMD/SMT

SOIC-20

AVR

2 kB

8 bit

10 bit

16 MHz

16 I/O

128 B

4.5 V

5.5 V

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 2K Flash;125B EEPROM 128B SRAM;16 IO Pins

ATTINY261A-MU
Microchip Technology
1: $1.10
1,124In Stock

Mfr. Part No.
ATTINY261A-MU

Mouser Part No
556-ATTINY261A-MU

Microchip Technology

8-bit Microcontrollers - MCU 2K Flash;125B EEPROM 128B SRAM;16 IO Pins

Datasheet

1,124In Stock

$1.10

$1.03

$0.91

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

AVR

2 kB

8 bit

10 bit

20 MHz

16 I/O

128 B

1.8 V

5.5 V

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 2K Flash;125B EEPROM 128B SRAM;16 IO Pins

ATTINY261A-PU
Microchip Technology
1: $1.87
448In Stock

Mfr. Part No.
ATTINY261A-PU

Mouser Part No
556-ATTINY261A-PU

Microchip Technology

8-bit Microcontrollers - MCU 2K Flash;125B EEPROM 128B SRAM;16 IO Pins

Learn More

Datasheet

448In Stock

$1.87

Min.: 1
Mult.: 1

Through Hole

PDIP-20

AVR

2 kB

8 bit

10 bit

20 MHz

16 I/O

128 B

1.8 V

5.5 V

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE 128B SRAM-20MHz, IN

ATTINY261A-SUR
Microchip Technology
1: $1.48
309In Stock
2,000Expected 03/09/2026

Mfr. Part No.
ATTINY261A-SUR

Mouser Part No
556-ATTINY261A-SUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE 128B SRAM-20MHz, IN

Learn More

Datasheet

309In Stock

2,000Expected 03/09/2026

Cut Tape

$1.48

$1.43

$1.41

Reel

$1.22

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

SMD/SMT

SOIC-20

AVR

2 kB

8 bit

10 bit

20 MHz

16 I/O

128 B

1.8 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE 128B SRAM-20MHz, IN

ATTINY261A-XUR
Microchip Technology
1: $1.62
697In Stock

Mfr. Part No.
ATTINY261A-XUR

Mouser Part No
556-ATTINY261A-XUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE 128B SRAM-20MHz, IN

Learn More

Datasheet

697In Stock

Cut Tape

$1.62

$1.61

Reel

$1.33

Min.: 1
Mult.: 1

: 4,000

SMD/SMT

TSSOP-20

AVR

2 kB

8 bit

10 bit

20 MHz

16 I/O

128 B

1.8 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 105C, Green, 20MHz, SOIC8, T&R

ATTINY412-SSNR
Microchip Technology
1: $0.58
1,286In Stock
4,000Expected 26/10/2026

Mfr. Part No.
ATTINY412-SSNR

Mouser Part No
556-ATTINY412-SSNR

Microchip Technology

8-bit Microcontrollers - MCU 105C, Green, 20MHz, SOIC8, T&R

Learn More

Datasheet

1,286In Stock

4,000Expected 26/10/2026

Cut Tape

$0.58

Reel

$0.58

Min.: 1
Mult.: 1

: 4,000

SMD/SMT

SOIC-8

AVR

4 kB

8 bit

10 bit

20 MHz

6 I/O

256 B

1.8 V

5.5 V

- 40 C

+ 105 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 4KB In-system Flash 12MHz 1.8V-5.5V

ATTINY48-MU
Microchip Technology
1: $1.25
49In Stock

Mfr. Part No.
ATTINY48-MU

Mouser Part No
556-ATTINY48-MU

Microchip Technology

8-bit Microcontrollers - MCU 4KB In-system Flash 12MHz 1.8V-5.5V

Datasheet

49In Stock

$1.25

$1.13

$1.04

Min.: 1
Mult.: 1

SMD/SMT

MLF-32

AVR

4 kB

8 bit

10 bit

12 MHz

28 I/O

256 B

1.8 V

5.5 V

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU AVR 4KB FLSH 64B EE 256B SRAM-12MHz, IND

ATTINY48-MUR
Microchip Technology
1: $1.34
270In Stock

Mfr. Part No.
ATTINY48-MUR

Mouser Part No
556-ATTINY48-MUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 4KB FLSH 64B EE 256B SRAM-12MHz, IND

Datasheet

270In Stock

Cut Tape

$1.34

$1.32

Reel

$1.12

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

SMD/SMT

VQFN-32

AVR

4 kB

8 bit

10 bit

12 MHz

28 I/O

256 B

1.8 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 20MHz, 8KB, SOIC14, Ind 125C, Green, Tube

ATTINY804-SSF
Microchip Technology
1: $0.75
1,363In Stock

Mfr. Part No.
ATTINY804-SSF

Mouser Part No
556-ATTINY804-SSF

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 8KB, SOIC14, Ind 125C, Green, Tube

Learn More

Datasheet

1,363In Stock

$0.75

$0.69

$0.62

Min.: 1
Mult.: 1

SMD/SMT

SOIC-14

AVR

8 kB

8 bit

10 bit

20 MHz

12 I/O

512 B

1.8 V

5.5 V

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 8K Flash;125B EEPROM 128B SRAM;16 IO Pins

ATTINY861A-MU
Microchip Technology
1: $1.66
764In Stock
980Expected 19/10/2026

Mfr. Part No.
ATTINY861A-MU

Mouser Part No
556-ATTINY861A-MU

Microchip Technology

8-bit Microcontrollers - MCU 8K Flash;125B EEPROM 128B SRAM;16 IO Pins

Datasheet

764In Stock

980Expected 19/10/2026

$1.66

$1.54

$1.39

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

AVR

8 kB

8 bit

10 bit

20 MHz

16 I/O

512 B

1.8 V

5.5 V

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 128KB FLSH;2KB EE;8K SRAM;1.6-3.6V;32MHz

ATXMEGA128D4-AU
Microchip Technology
1: $6.18
73In Stock

Mfr. Part No.
ATXMEGA128D4-AU

Mouser Part No
556-ATXMEGA128D4-AU

Microchip Technology

8-bit Microcontrollers - MCU 128KB FLSH;2KB EE;8K SRAM;1.6-3.6V;32MHz

Datasheet

73In Stock

$6.18

$5.67

$5.13

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

AVR

128 kB

8 bit/16 bit

12 bit

32 MHz

34 I/O

8 kB

1.6 V

3.6 V

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU AVR8 16KB FLSH 2KB

ATXMEGA16A4U-MH
Microchip Technology
1: $4.09
154In Stock
360Expected 26/10/2026

Mfr. Part No.
ATXMEGA16A4U-MH

Mouser Part No
556-ATXMEGA16A4U-MH

Microchip Technology

8-bit Microcontrollers - MCU AVR8 16KB FLSH 2KB

Datasheet

154In Stock

360Expected 26/10/2026

$4.09

Min.: 1
Mult.: 1

SMD/SMT

QFN-44

AVR

16 kB

8 bit/16 bit

12 bit

32 MHz

34 I/O

2 kB

1.6 V

3.6 V

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 16KB FLASH 1KB EE 2K SRAM 3.6V

ATXMEGA16D4-AU
Microchip Technology
1: $3.69
174In Stock
320Expected 26/10/2026

Mfr. Part No.
ATXMEGA16D4-AU

Mouser Part No
556-ATXMEGA16D4-AU

Microchip Technology

8-bit Microcontrollers - MCU 16KB FLASH 1KB EE 2K SRAM 3.6V

Datasheet

174In Stock

320Expected 26/10/2026

$3.69

$3.39

$3.07

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

AVR

16 kB

8 bit/16 bit

12 bit

32 MHz

34 I/O

2 kB

1.6 V

3.6 V

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 32TQFP IND TEMP GREEN 1.6-3.6V

ATXMEGA16E5-AUR
Microchip Technology
1: $3.61
40In Stock

Mfr. Part No.
ATXMEGA16E5-AUR

Mouser Part No
556-ATXMEGA16E5-AUR

Microchip Technology

8-bit Microcontrollers - MCU 32TQFP IND TEMP GREEN 1.6-3.6V

Datasheet

40In Stock

Cut Tape

$3.61

$3.52

$3.29

$3.27

View

Reel

$2.99

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

SMD/SMT

TQFP-32

AVR

16 kB

8 bit/16 bit

12 bit

32 MHz

26 I/O

2 kB

1.6 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB

ATXMEGA256A3-MH
Microchip Technology
1: $11.81
42In Stock

Mfr. Part No.
ATXMEGA256A3-MH

Mouser Part No
556-ATXMEGA256A3-MH

Microchip Technology

8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB

Learn More

Datasheet

42In Stock

$11.81

$10.83

$9.79

Min.: 1
Mult.: 1

SMD/SMT

QFN-64

AVR

256 kB

8 bit/16 bit

12 bit

32 MHz

50 I/O

16 kB

1.6 V

3.6 V

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 256K FLASH;4K EE;16K SRAM;1.6-3.6V;32MHz

ATXMEGA256D3-MH
Microchip Technology
1: $7.38
5In Stock

Mfr. Part No.
ATXMEGA256D3-MH

Mouser Part No
556-ATXMEGA256D3-MH

Microchip Technology

8-bit Microcontrollers - MCU 256K FLASH;4K EE;16K SRAM;1.6-3.6V;32MHz

Datasheet

5In Stock

$7.38

$6.78

$6.13

Min.: 1
Mult.: 1

SMD/SMT

QFN-64

AVR

256 kB

8 bit/16 bit

12 bit

32 MHz

50 I/O

16 kB

1.6 V

3.6 V

- 40 C

+ 85 C

Tray

AVR Core Microcontrollers - MCU

Types of Microcontrollers - MCU

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BGA-49
DFN-8
FFBGA-144
LQFP-144
LQFP-32
LQFP-48
MLF-10
MLF-20
MLF-28
MLF-32
MLF-44
MLF-64
PDIP-14
PDIP-20
PDIP-28
PDIP-40
PDIP-8
PLCC-44
QFN-20
QFN-24

4 I/O
6 I/O
10 I/O
11 I/O
12 I/O
15 I/O
16 I/O
17 I/O
18 I/O
19 I/O
20 I/O
21 I/O
22 I/O
23 I/O
24 I/O
25 I/O
26 I/O
27 I/O
28 I/O
32 I/O