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8-bit Microcontrollers - MCU

8-Bit Microcontrollers are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many 8-bit microcontroller manufacturers including Microchip, NXP, Silicon Labs & more.
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Please view our selection of 8-bit MCU’s below.

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Results: 13,338

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Part #

8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM

CY8C29666-24PVXI
Infineon Technologies
1: $15.17
404In Stock

Mfr. Part #
CY8C29666-24PVXI

Mouser Part #
727-CY8C2966624PVXI

Infineon Technologies

8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM

Learn More

Datasheet

404In Stock

$15.17

$13.48

$11.79

$11.07

View

Min.: 1
Mult.: 1

M8C

32 kB

2 kB

SSOP-48

24 MHz

14 bit

44 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C29x66

Tube

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3446AXI-105
Infineon Technologies
1: $14.93
3,435In Stock

Mfr. Part #
CY8C3446AXI-105

Mouser Part #
727-CY8C3446AXI-105

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

3,435In Stock

$14.93

$11.78

$10.18

$9.85

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

TQFP-100

50 MHz

12 bit

70 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3446

Tray

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

CY8C3866LTI-067
Infineon Technologies
1: $22.22
286In Stock

Mfr. Part #
CY8C3866LTI-067

Mouser Part #
727-CY8C3866LTI-067

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

Learn More

Datasheet

286In Stock

$22.22

$18.09

$16.27

$15.71

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

QFN-48

67 MHz

20 bit

31 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3866

Tray

8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation,

PIC18F26Q71-E/SO
Microchip Technology
1: $1.74
555In Stock

Mfr. Part #
PIC18F26Q71-E/SO

Mouser Part #
494-PIC18F26Q71-E/SO

Microchip Technology

8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation,

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Datasheet

555In Stock

$1.74

Min.: 1
Mult.: 1

PIC18

64 kB

4 kB

SOIC-28

64 MHz

12 bit

26 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

PIC18F26

Tube

8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation,

PIC18F26Q71-E/SP
Microchip Technology
1: $2.27
505In Stock

Mfr. Part #
PIC18F26Q71-E/SP

Mouser Part #
494-PIC18F26Q71-E/SP

Microchip Technology

8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation,

Learn More

Datasheet

505In Stock

$2.27

Min.: 1
Mult.: 1

PIC18

64 kB

4 kB

SPDIP-28

64 MHz

12 bit

26 I/O

1.8 V

5.5 V

Through Hole

8 bit

- 40 C

+ 125 C

PIC18F26

Tube

8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation,

PIC18F26Q71-I/SS
Microchip Technology
1: $1.52
613In Stock

Mfr. Part #
PIC18F26Q71-I/SS

Mouser Part #
494-PIC18F26Q71-I/SS

Microchip Technology

8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation,

Learn More

Datasheet

613In Stock

$1.52

Min.: 1
Mult.: 1

PIC18

64 kB

4 kB

SSOP-28

64 MHz

12 bit

26 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18F26/46/56Q71

Tube

8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation,

PIC18F46Q71-I/P
Microchip Technology
1: $2.43
582In Stock

Mfr. Part #
PIC18F46Q71-I/P

Mouser Part #
494-PIC18F46Q71-I/P

Microchip Technology

8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation,

Learn More

Datasheet

582In Stock

$2.43

$2.23

$2.02

Min.: 1
Mult.: 1

PIC18

64 kB

4 kB

PDIP-40

64 MHz

12 bit

37 I/O

1.8 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

PIC18F46

Tube

8-bit Microcontrollers - MCU 64KB, RWW, 6KB RAM, 32p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI

AVR64EA32-I/RXB
Microchip Technology
1: $1.28
1,092In Stock

Mfr. Part #
AVR64EA32-I/RXB

Mouser Part #
556-AVR64EA32-I/RXB

Microchip Technology

8-bit Microcontrollers - MCU 64KB, RWW, 6KB RAM, 32p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI

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Datasheet

1,092In Stock

$1.28

Min.: 1
Mult.: 1

64 kB

6 kB

VQFN-32

20 MHz

12 bit

42 I/O

1.8 V

5.5 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

AVR64EA28/32/48

Tray

8-bit Microcontrollers - MCU 28KB Flash, 256EE, 2KB RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C

PIC16F18056-I/SO
Microchip Technology
1: $1.14
7,527In Stock

Mfr. Part #
PIC16F18056-I/SO

Mouser Part #
494-PIC16F18056-I/SO

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 256EE, 2KB RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C

Learn More

Datasheet

7,527In Stock

$1.14

$1.05

$0.95

Min.: 1
Mult.: 1

PIC16

28 kB

2 kB

SOIC-28

32 MHz

10 bit

25 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V

AT89C51IC2-SLSUL
Microchip Technology
1: $9.01
460In Stock

Mfr. Part #
AT89C51IC2-SLSUL

Mouser Part #
556-A89C51IC2SLSUL

Microchip Technology

8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V

Learn More

Datasheet

460In Stock

$9.01

$8.27

$7.49

Min.: 1
Mult.: 1

8051

32 kB

1.25 kB

PLCC-44

60 MHz

No ADC

34 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89C

Tube

8-bit Microcontrollers - MCU AVR,128KB FLASH 4KB SRAM,4KB EE,5V

ATMEGA128-16MN
Microchip Technology
1: $16.78
255In Stock

Mfr. Part #
ATMEGA128-16MN

Mouser Part #
556-ATMEGA128-16MN

Microchip Technology

8-bit Microcontrollers - MCU AVR,128KB FLASH 4KB SRAM,4KB EE,5V

Datasheet

255In Stock

$16.78

Min.: 1
Mult.: 1

AVR

128 kB

4 kB

MLF-64

16 MHz

10 bit

53 I/O

4.5 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

ATmega128

Tray

8-bit Microcontrollers - MCU USB 8K FLASH 16 MHz

ATMEGA16U2-AUR
Microchip Technology
1: $3.34
798In Stock

Mfr. Part #
ATMEGA16U2-AUR

Mouser Part #
556-ATMEGA16U2-AUR

Microchip Technology

8-bit Microcontrollers - MCU USB 8K FLASH 16 MHz

Datasheet

798In Stock

Cut Tape

$3.34

$3.26

$3.15

$3.14

$2.75

Reel

$2.75

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

AVR

16 kB

512 B

TQFP-32

16 MHz

10 bit

22 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega16U2

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR USB 16K FLASH

ATMEGA16U4-MU
Microchip Technology
1: $4.54
672In Stock

Mfr. Part #
ATMEGA16U4-MU

Mouser Part #
556-ATMEGA16U4-MU

Microchip Technology

8-bit Microcontrollers - MCU AVR USB 16K FLASH

Datasheet

672In Stock

$4.54

$4.37

$4.12

Min.: 1
Mult.: 1

AVR

16 kB

1.25 kB

QFN-44

16 MHz

10 bit

26 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega16U4

Tray

8-bit Microcontrollers - MCU AVR 32K FLASH 2K SRAM 1KB EE 5V

ATMEGA3290-16AU
Microchip Technology
1: $7.54
356In Stock

Mfr. Part #
ATMEGA3290-16AU

Mouser Part #
556-ATMEGA3290-16AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 32K FLASH 2K SRAM 1KB EE 5V

Datasheet

356In Stock

$7.54

Min.: 1
Mult.: 1

AVR

32 kB

2 kB

TQFP-100

16 MHz

10 bit

69 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega3290

Tray

8-bit Microcontrollers - MCU USB 32K FLASH 16 MHz

ATMEGA32U2-AUR
Microchip Technology
1: $3.95
7,739In Stock

Mfr. Part #
ATMEGA32U2-AUR

Mouser Part #
556-ATMEGA32U2-AUR

Microchip Technology

8-bit Microcontrollers - MCU USB 32K FLASH 16 MHz

Datasheet

7,739In Stock

Cut Tape

$3.95

$3.81

$3.70

$3.26

Reel

$3.26

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

AVR

32 kB

1 kB

TQFP-32

16 MHz

No ADC

22 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega32U2

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 20MHz, 8KB, TQFP

ATMEGA809-AUR
Microchip Technology
1: $1.47
2,146In Stock

Mfr. Part #
ATMEGA809-AUR

Mouser Part #
556-ATMEGA809-AUR

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 8KB, TQFP

Learn More

Datasheet

2,146In Stock

Cut Tape

$1.47

$1.35

$1.34

$1.29

Reel

$1.29

$1.28

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

AVR

8 kB

1 kB

TQFP-48

20 MHz

10 bit

27 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

ATmega809

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 12MHz, Indust. Temp

ATTINY10-TSHR
Microchip Technology
1: $0.44
29,165In Stock

Mfr. Part #
ATTINY10-TSHR

Mouser Part #
556-ATTINY10-TSHR

Microchip Technology

8-bit Microcontrollers - MCU 12MHz, Indust. Temp

Datasheet

29,165In Stock

Cut Tape

$0.44

$0.429

$0.428

$0.392

Reel

$0.35

MouseReel Available

Min.: 1
Mult.: 1

: 4,500

AVR

1 kB

32 B

SOT-23-6

12 MHz

8 bit

4 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtiny10

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR 1KB FLSH 64B EE 20MHz, IND TEMP

ATTINY13-20SSUR
Microchip Technology
1: $1.62
1,624In Stock

Mfr. Part #
ATTINY13-20SSUR

Mouser Part #
556-ATTINY13-20SSUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 1KB FLSH 64B EE 20MHz, IND TEMP

Datasheet

1,624In Stock

Cut Tape

$1.62

$1.60

$1.55

$1.54

Reel

$1.33

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

AVR

1 kB

64 B

SOIC-Narrow-8

20 MHz

10 bit

6 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtiny13

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 20MHz, 16KB, VQFN24, Ind 85C, Green, T&R

ATTINY1627-MUR
Microchip Technology
1: $1.22
5,374In Stock

Mfr. Part #
ATTINY1627-MUR

Mouser Part #
556-ATTINY1627-MUR

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 16KB, VQFN24, Ind 85C, Green, T&R

Learn More

Datasheet

5,374In Stock

Cut Tape

$1.22

$1.21

$1.14

$1.06

$1.04

Reel

$0.978

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

16 kB

2 kB

VQFN-24

20 MHz

12 bit

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 2KB FL 128B EE 128B SRAM ADC 16MHZ IND5V

ATTINY26-16SUR
Microchip Technology
1: $2.65
950In Stock

Mfr. Part #
ATTINY26-16SUR

Mouser Part #
556-ATTINY26-16SUR

Microchip Technology

8-bit Microcontrollers - MCU 2KB FL 128B EE 128B SRAM ADC 16MHZ IND5V

Datasheet

950In Stock

Cut Tape

$2.65

Reel

$2.32

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

AVR

2 kB

128 B

SOIC-20

16 MHz

10 bit

16 I/O

4.5 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtiny26

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 20MHz,8KB,QFN24,Ind 125C,Green,Tray

ATTINY817-MF
Microchip Technology
1: $1.14
5,245In Stock

Mfr. Part #
ATTINY817-MF

Mouser Part #
556-ATTINY817-MF

Microchip Technology

8-bit Microcontrollers - MCU 20MHz,8KB,QFN24,Ind 125C,Green,Tray

Learn More

Datasheet

5,245In Stock

$1.14

$1.12

$1.11

Min.: 1
Mult.: 1

AVR

8 kB

512 B

VQFN-24

20 MHz

10 bit

22 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

ATtiny817

AEC-Q100

Tray

8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128KB + 8KB

ATXMEGA128A3-MH
Microchip Technology
1: $9.61
796In Stock

Mfr. Part #
ATXMEGA128A3-MH

Mouser Part #
556-ATXMEGA128A3-MH

Microchip Technology

8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 128KB + 8KB

Learn More

Datasheet

796In Stock

$9.61

Min.: 1
Mult.: 1

AVR

128 kB

8 kB

QFN-64

32 MHz

12 bit

50 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A3

Tray

8-bit Microcontrollers - MCU 32QFN 4x4mm IND TEMP GREEN 1.6-3.6V

ATXMEGA32E5-M4UR
Microchip Technology
1: $3.57
9,406In Stock

Mfr. Part #
ATXMEGA32E5-M4UR

Mouser Part #
556-ATXMEGA32E5-M4UR

Microchip Technology

8-bit Microcontrollers - MCU 32QFN 4x4mm IND TEMP GREEN 1.6-3.6V

Datasheet

9,406In Stock

Cut Tape

$3.57

$3.49

$3.32

$3.31

View

Reel

$3.21

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

AVR

32 kB

4 kB

UQFN-32

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA E5

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 20MHz, 16KB, SOIC

ATMEGA1608-MF
Microchip Technology
1: $1.24
6,284In Stock

Mfr. Part #
ATMEGA1608-MF

Mouser Part #
579-ATMEGA1608-MF

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 16KB, SOIC

Learn More

Datasheet

6,284In Stock

$1.24

$1.13

$1.03

$1.02

Min.: 1
Mult.: 1

AVR

16 kB

2 kB

VQFN-32

20 MHz

10 bit

27 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

ATmega1608

Tray

8-bit Microcontrollers - MCU 20MHz, 32KB, QFN24, Ind 105C, Green, Tray

ATTINY3217-MN
Microchip Technology
1: $1.24
4,297In Stock

Mfr. Part #
ATTINY3217-MN

Mouser Part #
579-ATTINY3217-MN

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 32KB, QFN24, Ind 105C, Green, Tray

Learn More

Datasheet

4,297In Stock

$1.24

$1.23

$1.14

$1.04

Min.: 1
Mult.: 1

AVR

32 kB

2 kB

VQFN-24

20 MHz

10 bit

22 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

ATtiny3217

Tray

8-bit Microcontrollers - MCU

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8051
8052
1T 8051
4T 8051
78K0
80C188
80C52
870/C
ARM Cortex-M4F
AVR
CIP-51 8051
eZ8
eZ80
HC05
HC08
M68HC08
M8C
nX-U8/100
PIC
PIC10

0 B
384 B
512 B
768 B
896 B
1 kB
1.5 kB
1.75 kB
2 kB
3 kB
3.5 kB
3.75 kB
4 kB
4.56 kB
7 kB
7.2 kB
8 kB
10 kB
12 kB
14 kB

0 B
16 B
23 B
24 B
25 B
32 B
36 B
38 B
41 B
60 B
61 B
64 B
67 B
68 B
72 B
73 B
80 B
96 B
125 B
128 B

BGA-49
CSP-16
DFN-16
DFN-8
DIP-14
DIP-18
DIP-20
DIP-28
DIP-8
LFCSP-56
LQFP-100
LQFP-32
LQFP-44
LQFP-48
LQFP-52
LQFP-64
LQFP-80
MLF-10
MLF-20
MLF-28

1 MHz
1.2 MHz
1.3 MHz
2.1 MHz
4 MHz
4.2 MHz
5 MHz
7.3728 MHz
8 MHz
8.2 MHz
8.4 MHz
10 MHz
12 MHz
12.58 MHz
14 MHz
16 MHz
16.78 MHz
18 MHz
20 MHz
23 MHz

3 I/O
4 I/O
5 I/O
6 I/O
7 I/O
8 I/O
9 I/O
10 I/O
11 I/O
12 I/O
13 I/O
14 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

900 mV
1.6 V
1.62 V
1.65 V
1.7 V
1.71 V
1.8 V
2 V
2.15 V
2.2 V
2.3 V
2.35 V
2.4 V
2.5 V
2.65 V
2.7 V
2.7 V, 4.5 V
2.7 V, 4.75 V
2.8 V
2.9 V

1.89 V
1.9 V
1.98 V
2.2 V
2.3 V
2.7 V
3.3 V
3.3 V, 5.5 V
3.6 V
3.6 V, 5.25 V
3.6 V, 5.5 V
3.7 V
3.8 V
4 V
4.5 V
5 V
5.25 V
5.5 V
6 V
6.25 V

68HC705P6A
78K0/Ix2
78K0/Kx2
78K0/Kx2-A
78K0/Kx2-C
78K0/Kx2-L
78K0/Lx3
80C
89C
89LP
89LS
89S
ADUC812
ADUC814
ADUC816
ADUC824
ADUC831
ADUC832
ADUC834
ADUC836