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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: 13,231

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Part #

8-bit Microcontrollers - MCU 32KB FLSH 2048 RAM FSUSB 2.0 12B ADC

PIC18LF4553-I/PT
Microchip Technology
1: $8.73
448In Stock

Mfr. Part #
PIC18LF4553-I/PT

Mouser Part #
579-PIC18LF4553-I/PT

Microchip Technology

8-bit Microcontrollers - MCU 32KB FLSH 2048 RAM FSUSB 2.0 12B ADC

Datasheet

448In Stock

$8.73

Min.: 1
Mult.: 1

PIC18

32 kB

2 kB

TQFP-44

48 MHz

12 bit

35 I/O

2 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18(L)Fxx53

Tray

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU

EFM8SB10F8G-A-QFN24
Silicon Labs
1: $1.71
1,816In Stock

Mfr. Part #
EFM8SB10F8G-A-QFN24

Mouser Part #
634-8SB10F8GAQF24

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

1,816In Stock

$1.71

$1.45

$1.21

$1.15

View

Min.: 1
Mult.: 1

CIP-51 8051

8 kB

512 B

QFN-24

25 MHz

12 bit

17 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 13 I/O 8K Flash 512B RAM

CY8C20234-12LKXI
Infineon Technologies
1: $5.74
811In Stock

Mfr. Part #
CY8C20234-12LKXI

Mouser Part #
727-CY8C20234-12LKXI

Infineon Technologies

8-bit Microcontrollers - MCU 13 I/O 8K Flash 512B RAM

Learn More

Datasheet

811In Stock

$5.74

$3.79

$3.46

$2.94

View

Min.: 1
Mult.: 1

M8C

8 kB

512 B

QFN-16

12 MHz

No ADC

14 I/O

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C20234

Tray

8-bit Microcontrollers - MCU 1.71V-5.5V CapSense

CY8C20236A-24LKXI
Infineon Technologies
1: $6.09
2,018In Stock

Mfr. Part #
CY8C20236A-24LKXI

Mouser Part #
727-CY8C20236A24LKXI

Infineon Technologies

8-bit Microcontrollers - MCU 1.71V-5.5V CapSense

Learn More

Datasheet

2,018In Stock

$6.09

$4.38

$3.97

$3.45

View

Min.: 1
Mult.: 1

M8C

8 kB

1 kB

QFN-16

24 MHz

10 bit

13 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C20xx6A

Tray

8-bit Microcontrollers - MCU 1.71V-5.5V CapSense

CY8C20436A-24LQXI
Infineon Technologies
1: $5.91
2,027In Stock

Mfr. Part #
CY8C20436A-24LQXI

Mouser Part #
727-CY8C20436A24LQXI

Infineon Technologies

8-bit Microcontrollers - MCU 1.71V-5.5V CapSense

Learn More

Datasheet

2,027In Stock

$5.91

$4.61

$4.04

$3.82

View

Min.: 1
Mult.: 1

M8C

8 kB

1 kB

QFN-32

24 MHz

10 bit

28 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C20xx6A

Tray

8-bit Microcontrollers - MCU 3.0V-5.25V 16K FLASH 1K RAM I2C SPI UART

CY8C22545-24AXIT
Infineon Technologies
1: $9.30
1,595In Stock

Mfr. Part #
CY8C22545-24AXIT

Mouser Part #
727-CY8C22545-24AXIT

Infineon Technologies

8-bit Microcontrollers - MCU 3.0V-5.25V 16K FLASH 1K RAM I2C SPI UART

Learn More

Datasheet

1,595In Stock

Cut Tape

$9.30

$7.22

$6.39

$6.13

View

Reel

$5.01

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

M8C

16 kB

1 kB

TQFP-44

24 MHz

8 bit

38 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C22xxx

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 32K Flsh 2KB RAM IND

CY8C29566-24AXIT
Infineon Technologies
1: $17.57
1,497In Stock

Mfr. Part #
CY8C29566-24AXIT

Mouser Part #
727-CY8C2956624AXIT

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flsh 2KB RAM IND

Learn More

Datasheet

1,497In Stock

Cut Tape

$17.57

$13.93

$12.48

$12.02

View

Reel

$10.63

Min.: 1
Mult.: 1

: 1,500

M8C

8 bit

CY8C29566

Reel, Cut Tape

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: $21.87
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

$21.87

$18.09

$16.27

$15.62

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 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

PIC16F17156-I/SP
Microchip Technology
1: $2.10
428In Stock

Mfr. Part #
PIC16F17156-I/SP

Mouser Part #
579-PIC16F17156-I/SP

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

Learn More

Datasheet

428In Stock

$2.10

$1.93

$1.74

$1.73

Quote

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

SPDIP-28

32 MHz

12 bit

25 I/O

1.8 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

PIC16F17156/76

Tube

8-bit Microcontrollers - MCU C5130A 16K Flash USB 5V

AT89C5130A-PUTUM
Microchip Technology
1: $8.32
501In Stock

Mfr. Part #
AT89C5130A-PUTUM

Mouser Part #
556-A89C5130A-PUTUM

Microchip Technology

8-bit Microcontrollers - MCU C5130A 16K Flash USB 5V

Learn More

Datasheet

501In Stock

$8.32

$7.65

$7.37

$7.36

View

Min.: 1
Mult.: 1

8051

16 kB

1 kB

QFN-32

48 MHz

No ADC

34 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89C

Tray

8-bit Microcontrollers - MCU AVR 8K Flash 3PSC, 16MHz

AT90PWM2-16SQ
Microchip Technology
1: $5.42
1,895In Stock

Mfr. Part #
AT90PWM2-16SQ

Mouser Part #
556-AT90PWM2-16SQ

Microchip Technology

8-bit Microcontrollers - MCU AVR 8K Flash 3PSC, 16MHz

Datasheet

1,895In Stock

$5.42

$4.98

$4.80

$4.79

Min.: 1
Mult.: 1

AVR

8 kB

512 B

SOIC-24

16 MHz

10 bit

19 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

AT90PWM2

Tube

8-bit Microcontrollers - MCU USB 64K FLASH 16 MHz

AT90USB646-MUR
Microchip Technology
1: $7.96
2,618In Stock

Mfr. Part #
AT90USB646-MUR

Mouser Part #
556-AT90USB646-MUR

Microchip Technology

8-bit Microcontrollers - MCU USB 64K FLASH 16 MHz

Datasheet

2,618In Stock

Cut Tape

$7.96

$7.75

$7.74

$7.73

View

Reel

$6.61

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

AVR

64 kB

4 kB

QFN-64

16 MHz

10 bit

48 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

AT90USB646

Reel, Cut Tape, MouseReel

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

ATMEGA1608-MU
Microchip Technology
1: $1.10
6,215In Stock

Mfr. Part #
ATMEGA1608-MU

Mouser Part #
556-ATMEGA1608-MU

Microchip Technology

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

Learn More

Datasheet

6,215In Stock

$1.10

$1.00

$0.91

$0.909

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

+ 85 C

ATmega1608

Tray

8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 23 I/O Pins

ATMEGA168V-10MU
Microchip Technology
1: $3.59
2,065In Stock

Mfr. Part #
ATMEGA168V-10MU

Mouser Part #
556-ATMEGA168V10MU

Microchip Technology

8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 23 I/O Pins

Learn More

Datasheet

2,065In Stock

$3.59

$3.56

$3.36

$3.21

View

Min.: 1
Mult.: 1

AVR

16 kB

1 kB

MLF-32

10 MHz

10 bit

23 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega168

Tray

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE - 20 MHZ 5V

ATMEGA3250P-20AU
Microchip Technology
1: $6.31
324In Stock

Mfr. Part #
ATMEGA3250P-20AU

Mouser Part #
556-ATMEGA3250P-20AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE - 20 MHZ 5V

Datasheet

324In Stock

$6.31

$5.79

$5.24

$5.23

Min.: 1
Mult.: 1

AVR

32 kB

2 kB

TQFP-100

20 MHz

10 bit

69 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega3250P

Tray

8-bit Microcontrollers - MCU AVR 32KB FLSH 1KB EE 2KB SRAM-8MHZ 1.8V

ATMEGA329V-8AUR
Microchip Technology
1: $6.83
950In Stock

Mfr. Part #
ATMEGA329V-8AUR

Mouser Part #
556-ATMEGA329V-8AUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 32KB FLSH 1KB EE 2KB SRAM-8MHZ 1.8V

Datasheet

950In Stock

Cut Tape

$6.83

$6.63

$6.62

$6.20

Reel

$5.65

Quote

Min.: 1
Mult.: 1

: 1,000

AVR

32 kB

2 kB

TQFP-64

8 MHz

10 bit

54 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega329

Reel, Cut Tape

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

ATMEGA32U2-MUR
Microchip Technology
1: $3.95
9,423In Stock

Mfr. Part #
ATMEGA32U2-MUR

Mouser Part #
556-ATMEGA32U2-MUR

Microchip Technology

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

Datasheet

9,423In Stock

Cut Tape

$3.95

$3.81

$3.56

Reel

$3.23

Min.: 1
Mult.: 1

: 5,000

AVR

32 kB

1 kB

VQFN-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

8-bit Microcontrollers - MCU 20MHz, 48KB, QFN

ATMEGA4808-MU
Microchip Technology
1: $1.40
6,788In Stock

Mfr. Part #
ATMEGA4808-MU

Mouser Part #
556-ATMEGA4808-MU

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 48KB, QFN

Learn More

Datasheet

6,788In Stock

$1.40

$1.27

$1.15

$1.14

Min.: 1
Mult.: 1

AVR

48 kB

6 kB

VQFN-32

20 MHz

10 bit

27 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega4808

Tray

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-MU
Microchip Technology
1: $5.53
431In Stock

Mfr. Part #
ATMEGA644A-MU

Mouser Part #
556-ATMEGA644A-MU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Learn More

Datasheet

431In Stock

$5.53

$5.06

$4.58

Quote

Min.: 1
Mult.: 1

AVR

64 kB

4 kB

VQFN-44

20 MHz

10 bit

32 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega644

Tray

8-bit Microcontrollers - MCU 20 MHZ, QFN/MLF, 105C, GREEN

ATMEGA88PB-MN
Microchip Technology
1: $1.39
1,188In Stock

Mfr. Part #
ATMEGA88PB-MN

Mouser Part #
556-ATMEGA88PB-MN

Microchip Technology

8-bit Microcontrollers - MCU 20 MHZ, QFN/MLF, 105C, GREEN

Learn More

Datasheet

1,188In Stock

$1.39

$1.18

Min.: 1
Mult.: 1

AVR

8 kB

1 kB

VQFN-32

20 MHz

10 bit

27 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega88PB

Tray

8-bit Microcontrollers - MCU 20MHZ SOIC HIGH GRAD E 125C GRN

ATTINY1614-SSFR
Microchip Technology
1: $0.92
4,560In Stock

Mfr. Part #
ATTINY1614-SSFR

Mouser Part #
556-ATTINY1614SSFR

Microchip Technology

8-bit Microcontrollers - MCU 20MHZ SOIC HIGH GRAD E 125C GRN

Learn More

Datasheet

4,560In Stock

Cut Tape

$0.92

$0.914

$0.912

$0.906

View

Reel

$0.779

Min.: 1
Mult.: 1

: 3,000

AVR

16 kB

2 kB

SOIC-14

16 MHz

10 bit

18 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

ATtiny1614,ATtiny3217

Reel, Cut Tape

8-bit Microcontrollers - MCU 20MHz, 16KB, TSSOP14, Ind 125C, Green, T&R

ATTINY1624-XFR
Microchip Technology
1: $1.03
1,624In Stock

Mfr. Part #
ATTINY1624-XFR

Mouser Part #
556-ATTINY1624-XFR

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 16KB, TSSOP14, Ind 125C, Green, T&R

Learn More

Datasheet

1,624In Stock

Cut Tape

$1.03

$0.994

$0.957

$0.956

Reel

$0.85

View

Min.: 1
Mult.: 1

: 2,500

16 kB

2 kB

TSSOP-14

20 MHz

12 bit

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 2kB Flash 0.128kB EEPROM 12 I/O Pins

ATTINY24V-10SSU
Microchip Technology
1: $2.08
798In Stock

Mfr. Part #
ATTINY24V-10SSU

Mouser Part #
556-ATTINY24V10SSU

Microchip Technology

8-bit Microcontrollers - MCU 2kB Flash 0.128kB EEPROM 12 I/O Pins

Learn More

Datasheet

798In Stock

$2.08

$1.75

Min.: 1
Mult.: 1

AVR

2 kB

128 B

SOIC-Narrow-14

10 MHz

10 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtiny24

Tube

8-bit Microcontrollers - MCU

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8051
1T 8051
4T 8051
78K0
80C52
870/C
ARM Cortex-M4F
AVR
CIP-51 8051
eZ8
eZ80
HC05
HC08
M68HC08
M8C
nX-U8/100
PIC
PIC10
PIC12
PIC14000

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

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
134 B

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

1 MHz
1.2 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
14 MHz
16 MHz
20 MHz
23 MHz
24 MHz
25 MHz
32 MHz
33 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
2.8 V
2.9 V
2.95 V
2.97 V

1.89 V
1.9 V
1.98 V
2.2 V
2.3 V
2.7 V
3.3 V
3.6 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
15 V
18 V

68HC705P6A
78K0/Ix2
78K0/Kx2
78K0/Kx2-A
78K0/Kx2-C
78K0/Kx2-L
78K0/Lx3
80C
89C
89LP
89LS
89S
AT89C55WD
AT90CAN128
AT90CAN32
AT90CAN64
AT90PWM1
AT90PWM161
AT90PWM2
AT90PWM261