.hide-partial { max-height: none; } .show-more { display: none; }

ATtinyx61A Series 8-bit Microcontrollers - MCU

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 24

Applied Filters:

Series = ATtinyx61A

Program Memory Size

Data RAM Size

Package/Case

ADC Resolution

Number of I/Os

Mounting Style

Minimum Operating Temperature

Maximum Operating Temperature

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE 128B SRAM-20MHz 105

ATTINY261A-MN
Microchip Technology
1: $1.10
11,427In Stock

Mfr. Part No.
ATTINY261A-MN

Mouser Part No
556-ATTINY261A-MN

Microchip Technology

8-bit Microcontrollers - MCU AVR 2KB FLSH 128B EE 128B SRAM-20MHz 105

Datasheet

11,427In Stock

$1.10

Min.: 1
Mult.: 1

AVR

2 kB

128 B

MLF-32

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

ATtinyx61A

Tray

8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 512B SRAM-20MHz, IND

ATTINY861A-SUR
Microchip Technology
1: $1.65
1,229In Stock
NRND

Mfr. Part No.
ATTINY861A-SUR

Mouser Part No
556-ATTINY861A-SUR

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 512B SRAM-20MHz, IND

Learn More

Datasheet

1,229In Stock

Cut Tape

$1.65

Reel

$1.65

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

AVR

8 kB

512 B

SOIC-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 512B SRAM-20MHz, IN

ATTINY861A-XUR
Microchip Technology
1: $1.79
3,290In Stock
NRND

Mfr. Part No.
ATTINY861A-XUR

Mouser Part No
556-ATTINY861A-XUR

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 512B SRAM-20MHz, IN

Learn More

Datasheet

3,290In Stock

Cut Tape

$1.79

$1.73

$1.69

$1.65

Reel

$1.49

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

AVR

8 kB

512 B

TSSOP-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Reel, Cut Tape, MouseReel

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

ATTINY261A-XU
Microchip Technology
1: $1.56
766In Stock

Mfr. Part No.
ATTINY261A-XU

Mouser Part No
556-ATTINY261A-XU

Microchip Technology

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

Learn More

Datasheet

766In Stock

$1.56

Min.: 1
Mult.: 1

AVR

2 kB

128 B

TSSOP-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tube

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

ATTINY261A-XUR
Microchip Technology
1: $1.62
2,697In 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

2,697In Stock

Cut Tape

$1.62

$1.49

$1.33

Reel

$1.33

Min.: 1
Mult.: 1

: 4,000

AVR

2 kB

128 B

TSSOP-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Reel, Cut Tape

8-bit Microcontrollers - MCU AVR 2KB FLASH 128BEE

ATTINY261A-MFR
Microchip Technology
1: $1.52
5,995In Stock

Mfr. Part No.
ATTINY261A-MFR

Mouser Part No
556-ATTINY261A-MFR

Microchip Technology

8-bit Microcontrollers - MCU AVR 2KB FLASH 128BEE

Learn More

Datasheet

5,995In Stock

Cut Tape

$1.52

$1.47

$1.41

Reel

$1.26

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

AVR

2 kB

128 B

MLF-32

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR 2KB FLASH 128BEE

ATTINY261A-MF
Microchip Technology
1: $1.42
909In Stock

Mfr. Part No.
ATTINY261A-MF

Mouser Part No
556-ATTINY261A-MF

Microchip Technology

8-bit Microcontrollers - MCU AVR 2KB FLASH 128BEE

Learn More

Datasheet

909In Stock

$1.42

$1.21

Min.: 1
Mult.: 1

AVR

2 kB

128 B

MLF-32

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tray

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

ATTINY261A-SU
Microchip Technology
1: $1.42
20,840In Stock

Mfr. Part No.
ATTINY261A-SU

Mouser Part No
556-ATTINY261A-SU

Microchip Technology

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

Learn More

Datasheet

20,840In Stock

$1.42

Min.: 1
Mult.: 1

AVR

2 kB

128 B

SOIC-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tube

8-bit Microcontrollers - MCU 8K Flash;512B EEPROM 512B SRAM;16 IO Pins

ATTINY861A-SU
Microchip Technology
1: $1.59
1,761In Stock
NRND

Mfr. Part No.
ATTINY861A-SU

Mouser Part No
556-ATTINY861A-SU

NRND

Microchip Technology

8-bit Microcontrollers - MCU 8K Flash;512B EEPROM 512B SRAM;16 IO Pins

Learn More

Datasheet

1,761In Stock

$1.59

Min.: 1
Mult.: 1

AVR

8 kB

512 B

SOIC-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tube

8-bit Microcontrollers - MCU 4K Flash 125B EEPROM 128B SRAM 16 IO Pins

ATTINY461A-SU
Microchip Technology
1: $1.43
3,511In Stock
NRND

Mfr. Part No.
ATTINY461A-SU

Mouser Part No
556-ATTINY461A-SU

NRND

Microchip Technology

8-bit Microcontrollers - MCU 4K Flash 125B EEPROM 128B SRAM 16 IO Pins

Learn More

Datasheet

3,511In Stock

$1.43

Min.: 1
Mult.: 1

AVR

4 kB

256 B

SOIC-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tube

8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 512B SRAM-20MHz, IND

ATTINY861A-MUR
Microchip Technology
1: $1.37
4,177In Stock

Mfr. Part No.
ATTINY861A-MUR

Mouser Part No
556-ATTINY861A-MUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 512B SRAM-20MHz, IND

Datasheet

4,177In Stock

Cut Tape

$1.37

Reel

$1.37

Min.: 1
Mult.: 1

: 6,000

AVR

8 kB

512 B

VQFN-32

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Reel, Cut Tape

8-bit Microcontrollers - MCU 8K Flash;512B EEPROM 512B SRAM;16 IO Pins

ATTINY861A-PU
Microchip Technology
1: $2.02
1,492In Stock
NRND

Mfr. Part No.
ATTINY861A-PU

Mouser Part No
556-ATTINY861A-PU

NRND

Microchip Technology

8-bit Microcontrollers - MCU 8K Flash;512B EEPROM 512B SRAM;16 IO Pins

Learn More

Datasheet

1,492In Stock

$2.02

Min.: 1
Mult.: 1

AVR

8 kB

512 B

PDIP-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tube

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

ATTINY261A-MU
Microchip Technology
1: $1.10
1,134In 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

1,134In Stock

$1.10

Min.: 1
Mult.: 1

AVR

2 kB

128 B

QFN-32

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tray

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

ATTINY261A-PU
Microchip Technology
1: $1.87
524In 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

524In Stock

$1.87

Min.: 1
Mult.: 1

AVR

2 kB

128 B

PDIP-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tube

8-bit Microcontrollers - MCU 4K Flash 125B EEPROM 128B SRAM 16 IO Pins

ATTINY461A-MU
Microchip Technology
1: $1.16
24In Stock
980Expected 24/07/2026

Mfr. Part No.
ATTINY461A-MU

Mouser Part No
556-ATTINY461A-MU

Microchip Technology

8-bit Microcontrollers - MCU 4K Flash 125B EEPROM 128B SRAM 16 IO Pins

Datasheet

24In Stock

980Expected 24/07/2026

$1.16

Min.: 1
Mult.: 1

AVR

4 kB

256 B

QFN-32

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tray

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

ATTINY861A-MU
Microchip Technology
1: $1.66
36In Stock
980Expected 02/06/2026

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

36In Stock

980Expected 02/06/2026

$1.66

Min.: 1
Mult.: 1

AVR

8 kB

512 B

QFN-32

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tray

8-bit Microcontrollers - MCU AVR 4K FLSH 256B EE 256B SRAM ADC-20MHz

ATTINY461A-SUR
Microchip Technology
1: $1.49
43In Stock
2,000Expected 27/05/2026
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

Datasheet

43In Stock

2,000Expected 27/05/2026

Cut Tape

$1.49

Reel

$1.49

Min.: 1
Mult.: 1

: 1,000

AVR

4 kB

256 B

SOIC-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Reel, Cut Tape

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

ATTINY861A-XU
Microchip Technology
1: $1.73
4In Stock
NRND

Mfr. Part No.
ATTINY861A-XU

Mouser Part No
556-ATTINY861A-XU

NRND

Microchip Technology

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

Learn More

Datasheet

4In Stock

$1.73

Min.: 1
Mult.: 1

AVR

8 kB

512 B

TSSOP-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tube

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

ATTINY261A-SUR
Microchip Technology
1: $1.48
520Expected 28/05/2026

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

520Expected 28/05/2026

Cut Tape

$1.48

Reel

$1.48

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

AVR

2 kB

128 B

SOIC-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Reel, Cut Tape, MouseReel

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

ATTINY261A-MUR
Microchip Technology
6,000: $1.13
Non-Stocked Lead-Time 7 Weeks

Mfr. Part No.
ATTINY261A-MUR

Mouser Part No
556-ATTINY261A-MUR

Microchip Technology

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

Datasheet

Non-Stocked Lead-Time 7 Weeks

Reel

$1.13

Min.: 6,000
Mult.: 6,000

: 6,000

AVR

2 kB

128 B

VQFN-32

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Reel

8-bit Microcontrollers - MCU 4K Flash 125B EEPROM 128B SRAM 16 IO Pin

ATTINY461A-XU
Microchip Technology
1: $1.65
Non-Stocked Lead-Time 4 Weeks
NRND

Mfr. Part No.
ATTINY461A-XU

Mouser Part No
556-ATTINY461A-XU

NRND

Microchip Technology

8-bit Microcontrollers - MCU 4K Flash 125B EEPROM 128B SRAM 16 IO Pin

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

$1.65

Min.: 1
Mult.: 1

AVR

4 kB

256 B

TSSOP-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Tube

8-bit Microcontrollers - MCU AVR 4K FLSH 256B EE 256B SRAM ADC-20MHz

ATTINY461A-XUR
Microchip Technology
1: $1.69
Non-Stocked Lead-Time 6 Weeks
NRND

Mfr. Part No.
ATTINY461A-XUR

Mouser Part No
556-ATTINY461A-XUR

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 4K FLSH 256B EE 256B SRAM ADC-20MHz

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

Cut Tape

$1.69

Reel

$1.69

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

AVR

4 kB

256 B

TSSOP-20

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61A

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 2KB FL,128BEE,128B SRAM-20MHz

ATTINY261A-MNR
Microchip Technology
6,000: $1.13
Non-Stocked

Mfr. Part No.
ATTINY261A-MNR

Mouser Part No
556-ATTINY261A-MNR

Microchip Technology

8-bit Microcontrollers - MCU 2KB FL,128BEE,128B SRAM-20MHz

Datasheet

Non-Stocked

Reel

$1.13

Min.: 6,000
Mult.: 6,000

: 6,000

AVR

2 kB

128 B

VQFN-32

20 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

ATtinyx61A

Reel

8-bit Microcontrollers - MCU AVR 4K FLSH 256B EE 256B SRAM ADC-20MHz

ATTINY461A-MUR
Microchip Technology
6,000: $1.22
Non-Stocked

Mfr. Part No.
ATTINY461A-MUR

Mouser Part No
556-ATTINY461A-MUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 4K FLSH 256B EE 256B SRAM ADC-20MHz

Datasheet

Non-Stocked

Reel

$1.22

Min.: 6,000
Mult.: 6,000

: 6,000

AVR

VQFN-32

20 MHz

1.8 V

5.5 V

SMD/SMT

8 bit

ATtinyx61A

Reel

ATtinyx61A Series 8-bit Microcontrollers - MCU

Customer Service Office

Company

Resources

Support