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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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Part #

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

CY8C20234-12LKXI
Infineon Technologies
1: $5.75
811In Stock

Mfr. Part No.
CY8C20234-12LKXI

Mouser Part No
727-CY8C20234-12LKXI

Infineon Technologies

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

Learn More

Datasheet

811In Stock

$5.75

$3.79

$3.47

$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: $5.99
2,018In Stock

Mfr. Part No.
CY8C20236A-24LKXI

Mouser Part No
727-CY8C20236A24LKXI

Infineon Technologies

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

Learn More

Datasheet

2,018In Stock

$5.99

$4.31

$3.99

$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: $5.29
2,027In Stock

Mfr. Part No.
CY8C20436A-24LQXI

Mouser Part No
727-CY8C20436A24LQXI

Infineon Technologies

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

Learn More

Datasheet

2,027In Stock

$5.29

$4.31

$3.95

$3.65

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 32K Flsh 2KB RAM IND

CY8C29566-24AXIT
Infineon Technologies
1: $16.91
1,497In Stock

Mfr. Part No.
CY8C29566-24AXIT

Mouser Part No
727-CY8C2956624AXIT

Infineon Technologies

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

Learn More

Datasheet

1,497In Stock

Cut Tape

$16.91

$13.41

$12.54

$11.57

View

Reel

$10.48

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: $13.53
404In Stock

Mfr. Part No.
CY8C29666-24PVXI

Mouser Part No
727-CY8C2966624PVXI

Infineon Technologies

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

Learn More

Datasheet

404In Stock

$13.53

$11.53

$11.05

$10.49

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: $14.37
3,435In Stock

Mfr. Part No.
CY8C3446AXI-105

Mouser Part No
727-CY8C3446AXI-105

Infineon Technologies

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

Learn More

Datasheet

3,435In Stock

$14.37

$11.34

$9.79

$9.47

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: $21.21
286In Stock

Mfr. Part No.
CY8C3866LTI-067

Mouser Part No
727-CY8C3866LTI-067

Infineon Technologies

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

Learn More

Datasheet

286In Stock

$21.21

$17.42

$16.28

$15.12

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 4K Flash 256B RAM IND

CY8C24423A-24PVXIT
Infineon Technologies
1: $6.04
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
CY8C24423A-24PVXIT

Mouser Part No
727-CYC24423A24PVXIT

Infineon Technologies

8-bit Microcontrollers - MCU 4K Flash 256B RAM IND

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Cut Tape

$6.04

$4.63

$4.26

$3.90

Reel

$3.45

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

M8C

4 kB

256 B

SSOP-28

24 MHz

14 bit

24 I/O

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C24x23A

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, CAN2.0, LIN 2.1, SPI, 2xUART, I2C, QFP48

C8051F580-IQR
Silicon Labs
1: $17.35
4,458In Stock
End of Life

Mfr. Part No.
C8051F580-IQR

Mouser Part No
634-C8051F580-IQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, CAN2.0, LIN 2.1, SPI, 2xUART, I2C, QFP48

Datasheet

4,458In Stock

Cut Tape

$17.35

$14.13

$13.13

$11.96

Reel

$10.34

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

8051

128 kB

8.25 kB

TQFP-48

50 MHz

12 bit

40 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F580

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 3.5KB Flash, 256B RAM, 10b ADC, 8b DAC, CLB, CLC, 2x PWM, 2x CCP, HLT, WWDT,

PIC16F13123-I/ST
Microchip Technology
1: $0.661
1,033In Stock

Mfr. Part No.
PIC16F13123-I/ST

Mouser Part No
579-PIC16F13123-I/ST

Microchip Technology

8-bit Microcontrollers - MCU 3.5KB Flash, 256B RAM, 10b ADC, 8b DAC, CLB, CLC, 2x PWM, 2x CCP, HLT, WWDT,

Learn More

Datasheet

1,033In Stock

$0.661

Min.: 1
Mult.: 1

RISC

3.5 kB

256 B

TSSOP-14

32 MHz

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 14KB Flash, 1024B RAM, 10b ADC, 8b DAC, CLB, CLC, 2x PWM, 2x CCP, HLT, WWDT,

PIC16F13125-I/SL
Microchip Technology
1: $0.75
579In Stock

Mfr. Part No.
PIC16F13125-I/SL

Mouser Part No
579-PIC16F13125-I/SL

Microchip Technology

8-bit Microcontrollers - MCU 14KB Flash, 1024B RAM, 10b ADC, 8b DAC, CLB, CLC, 2x PWM, 2x CCP, HLT, WWDT,

Learn More

Datasheet

579In Stock

$0.75

Min.: 1
Mult.: 1

RISC

14 kB

1 kB

SOIC-14

32 MHz

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F32G-D-QFN24R
Silicon Labs
1: $3.01
8,212In Stock

Mfr. Part No.
EFM8BB31F32G-D-QFN24R

Mouser Part No
634-EF8BB31F32GDF24R

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

8,212In Stock

Cut Tape

$3.01

$1.97

$1.80

$1.54

View

Reel

$1.21

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

CIP-51 8051

32 kB

2.3 kB

QFN-24

50 MHz

10 bit, 12 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU S08DZ 8-bit MCU, S08 core, 32KB Flash, 40MHz, QFP 32

MC9S08DZ32AMLC
NXP Semiconductors
1: $22.90
379In Stock

Mfr. Part No.
MC9S08DZ32AMLC

Mouser Part No
841-MC9S08DZ32AMLC

NXP Semiconductors

8-bit Microcontrollers - MCU S08DZ 8-bit MCU, S08 core, 32KB Flash, 40MHz, QFP 32

Datasheet

379In Stock

$22.90

$17.40

$16.68

$14.74

View

Min.: 1
Mult.: 1

S08

32 kB

2 kB

LQFP-32

40 MHz

12 bit

26 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

S08D

Tray

8-bit Microcontrollers - MCU 8 BIT,HCS08L Core, 8k Flash

MC9S08PA8AVWJR
NXP Semiconductors
1: $4.05
1,170In Stock

Mfr. Part No.
MC9S08PA8AVWJR

Mouser Part No
841-MC9S08PA8AVWJR

NXP Semiconductors

8-bit Microcontrollers - MCU 8 BIT,HCS08L Core, 8k Flash

Learn More

Datasheet

1,170In Stock

Cut Tape

$4.05

$2.67

$2.44

$2.07

Reel

$1.60

View

Min.: 1
Mult.: 1

: 1,000

S08

8 kB

2 kB

SOIC-20

20 MHz

12 bit

18 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

S08PA

Reel, Cut Tape

8-bit Microcontrollers - MCU 3.5KB Flash, 256B RAM, 10b ADC, 8b DAC, CLB, CLC, 2x PWM, 2x CCP, HLT, WWDT,

PIC16F13123-I/SL
Microchip Technology
1: $0.62
1,200In Stock

Mfr. Part No.
PIC16F13123-I/SL

Mouser Part No
579-PIC16F13123-I/SL

Microchip Technology

8-bit Microcontrollers - MCU 3.5KB Flash, 256B RAM, 10b ADC, 8b DAC, CLB, CLC, 2x PWM, 2x CCP, HLT, WWDT,

Learn More

Datasheet

1,200In Stock

$0.62

Min.: 1
Mult.: 1

RISC

3.5 kB

256 B

SOIC-14

32 MHz

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 7KB Flash, 512B RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

PIC16F17144-E/6N
Microchip Technology
1: $0.92
699In Stock

Mfr. Part No.
PIC16F17144-E/6N

Mouser Part No
579-PIC16F17144-E/6N

Microchip Technology

8-bit Microcontrollers - MCU 7KB Flash, 512B RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

Learn More

Datasheet

699In Stock

$0.92

Min.: 1
Mult.: 1

PIC16

7 kB

512 B

VQFN-20

32 MHz

12 bit

18 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU S08PT 8-bit MCU, S08 core, 32KB Flash, QFP 48

MC9S08PT32VLF
NXP Semiconductors
1: $6.54
1,250In Stock

Mfr. Part No.
MC9S08PT32VLF

Mouser Part No
841-MC9S08PT32VLF

NXP Semiconductors

8-bit Microcontrollers - MCU S08PT 8-bit MCU, S08 core, 32KB Flash, QFP 48

Learn More

Datasheet

1,250In Stock

$6.54

$4.50

$4.19

$3.69

View

Min.: 1
Mult.: 1

S08

32 kB

4 kB

LQFP-48

20 MHz

12 bit

41 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

S08PT

AEC-Q100

Tray

8-bit Microcontrollers - MCU S08QG 8-bit MCU, S08 core, 8KB Flash, 20MHz, QFN 8

MC9S08QG8MFQE
NXP Semiconductors
1: $7.19
781In Stock

Mfr. Part No.
MC9S08QG8MFQE

Mouser Part No
841-MC9S08QG8MFQE

NXP Semiconductors

8-bit Microcontrollers - MCU S08QG 8-bit MCU, S08 core, 8KB Flash, 20MHz, QFN 8

Datasheet

781In Stock

$7.19

$5.28

$4.92

$4.33

View

Min.: 1
Mult.: 1

S08

8 kB

512 B

DFN-8

20 MHz

10 bit

4 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 125 C

S08QG

Tray

8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU

EFM8UB20F32G-B-QFP48
Silicon Labs
1: $3.55
7,873In Stock
End of Life

Mfr. Part No.
EFM8UB20F32G-B-QFP48

Mouser Part No
634-EFM8UBF32GBQFP48

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU

Datasheet

7,873In Stock

$3.55

$2.97

$2.76

$2.72

View

Min.: 1
Mult.: 1

CIP-51 8051

32 kB

2.25 kB

QFP-48

48 MHz

10 bit

40 I/O

3.3 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8UB2

Tray

8-bit Microcontrollers - MCU 9S08 UC W/ 8K 0.25UM SGF

MC9S08SH4MTGR
NXP Semiconductors
1: $5.55
4,404In Stock

Mfr. Part No.
MC9S08SH4MTGR

Mouser Part No
841-MC9S08SH4MTGR

NXP Semiconductors

8-bit Microcontrollers - MCU 9S08 UC W/ 8K 0.25UM SGF

Datasheet

4,404In Stock

Cut Tape

$5.55

$4.61

$4.40

$4.11

$3.54

$3.52

MouseReel Available

Min.: 1
Mult.: 1

S08

4 kB

256 B

TSSOP-16

40 MHz

10 bit

13 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

S08SH

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 9S08 UC W/ 8K 0.25UM SGF

MC9S08SH4CTGR
NXP Semiconductors
1: $8.00
4,974In Stock

Mfr. Part No.
MC9S08SH4CTGR

Mouser Part No
841-MC9S08SH4CTGR

NXP Semiconductors

8-bit Microcontrollers - MCU 9S08 UC W/ 8K 0.25UM SGF

Datasheet

4,974In Stock

Cut Tape

$8.00

$5.88

$5.47

$4.81

View

MouseReel Available

Min.: 1
Mult.: 1

S08

4 kB

256 B

TSSOP-16

40 MHz

10 bit

13 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

S08SH

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM 20 MHZ GRN

ATMEGA164PA-MNR
Microchip Technology
1: $4.76
3,889In Stock
NRND

Mfr. Part No.
ATMEGA164PA-MNR

Mouser Part No
556-ATMEGA164PA-MNR

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM 20 MHZ GRN

Learn More

Datasheet

3,889In Stock

Cut Tape

$4.76

Reel

$4.76

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

AVR

16 kB

1 kB

VQFN-44

20 MHz

10 bit

32 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

ATmega164

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR 32KB FLSH 1KB EE 2KB SRAM-20MHz, IND

ATMEGA324A-AU
Microchip Technology
1: $4.27
2,529In Stock
NRND

Mfr. Part No.
ATMEGA324A-AU

Mouser Part No
556-ATMEGA324A-AU

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 32KB FLSH 1KB EE 2KB SRAM-20MHz, IND

Learn More

Datasheet

2,529In Stock

$4.27

$4.11

$3.92

Min.: 1
Mult.: 1

AVR

32 kB

2 kB

TQFP-44

20 MHz

10 bit

32 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega324

Tray

8-bit Microcontrollers - MCU AVR 8K FL 512B EE 512B ADC 10MHz 1.8V

ATTINY861V-10SUR
Microchip Technology
1: $2.70
911In Stock
NRND

Mfr. Part No.
ATTINY861V-10SUR

Mouser Part No
556-ATTINY861V-10SUR

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 8K FL 512B EE 512B ADC 10MHz 1.8V

Learn More

Datasheet

911In Stock

Cut Tape

$2.70

Reel

$2.70

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

AVR

8 kB

512 B

SOIC-20

10 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtinyx61

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8KB FL 512B EE 512B SRAM 16MHz Ind.GRN

ATTINY87-SUR
Microchip Technology
1: $2.23
2,354In Stock
NRND

Mfr. Part No.
ATTINY87-SUR

Mouser Part No
556-ATTINY87-SUR

NRND

Microchip Technology

8-bit Microcontrollers - MCU 8KB FL 512B EE 512B SRAM 16MHz Ind.GRN

Learn More

Datasheet

2,354In Stock

Cut Tape

$2.23

$2.16

$1.85

Reel

$1.85

Min.: 1
Mult.: 1

: 1,500

AVR

8 kB

512 B

SOIC-20

16 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

ATtiny87

Reel, Cut Tape

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
63 B
64 B
67 B
68 B
72 B
73 B
80 B
96 B
125 B

BGA-49
CSP-16
DFN-16
DFN-6
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

1 MHz
1.2 MHz
1.3 MHz
1.57 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

2 I/O
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

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