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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: 13,507

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Part #

8-bit Microcontrollers - MCU 8 KB Flash 512 RAM

PIC18F4321T-I/PT
Microchip Technology
1: $6.44
2,122In Stock

Mfr. Part #
PIC18F4321T-I/PT

Mouser Part #
579-PIC18F4321T-I/PT

Microchip Technology

8-bit Microcontrollers - MCU 8 KB Flash 512 RAM

Learn More

Datasheet

2,122In Stock

Cut Tape

$6.44

Reel

$6.28

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

PIC18

8 kB

512 B

TQFP-44

40 MHz

10 bit

36 I/O

4.2 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18(L)Fxx21

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O

PIC18F452-I/P
Microchip Technology
1: $11.97
1,026In Stock

Mfr. Part #
PIC18F452-I/P

Mouser Part #
579-PIC18F452-I/P

Microchip Technology

8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O

Datasheet

1,026In Stock

$11.97

Min.: 1
Mult.: 1

PIC18

32 kB

1.5 kB

PDIP-40

40 MHz

10 bit

34 I/O

4.2 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

PIC18(L)Fxx2

Tube

8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O

PIC18F452T-I/L
Microchip Technology
1: $13.90
507In Stock

Mfr. Part #
PIC18F452T-I/L

Mouser Part #
579-PIC18F452T-I/L

Microchip Technology

8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O

Datasheet

507In Stock

Cut Tape

$13.90

Reel

$13.67

$13.55

MouseReel Available

Min.: 1
Mult.: 1

: 500

PIC18

32 kB

1.5 kB

PLCC-44

40 MHz

10 bit

34 I/O

4.2 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18(L)Fxx2

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 64KB Flash 3968B RAM 36 I/O 8B

PIC18F46K20-I/P
Microchip Technology
1: $5.30
1,659In Stock

Mfr. Part #
PIC18F46K20-I/P

Mouser Part #
579-PIC18F46K20-I/P

Microchip Technology

8-bit Microcontrollers - MCU 64KB Flash 3968B RAM 36 I/O 8B

Learn More

Datasheet

1,659In Stock

$5.30

$4.71

$4.64

$4.36

Min.: 1
Mult.: 1

PIC18

64 kB

3.84 kB

PDIP-40

64 MHz

10 bit

36 I/O

1.8 V

3.6 V

Through Hole

8 bit

- 40 C

+ 85 C

PIC18F4xK20

Tube

8-bit Microcontrollers - MCU 64KB Flash 3968B RAM 36 I/O 8B

PIC18F46K20T-I/ML
Microchip Technology
1: $5.00
1,526In Stock

Mfr. Part #
PIC18F46K20T-I/ML

Mouser Part #
579-PIC18F46K20TIML

Microchip Technology

8-bit Microcontrollers - MCU 64KB Flash 3968B RAM 36 I/O 8B

Learn More

Datasheet

1,526In Stock

Cut Tape

$5.00

$4.90

$4.72

$4.15

Reel

$4.15

MouseReel Available

Min.: 1
Mult.: 1

: 1,600

PIC18

64 kB

3.84 kB

QFN-44

64 MHz

10 bit

36 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18F4xK20

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 128KB Flash, 8KB RAM, 256B EEPROM, 12-bit ADC2, Vector Interrupts, DMA, MAP, DIA, DAC, Comp, PWM, CWG, HLT, WWDT, SCAN/CRC, ZCD, PPS, EUSART, SPI/I2C, IDLE/DOZE/PMD

PIC18F57K42T-I/PT
Microchip Technology
1: $4.10
1,699In Stock

Mfr. Part #
PIC18F57K42T-I/PT

Mouser Part #
579-PIC18F57K42TIPT

Microchip Technology

8-bit Microcontrollers - MCU 128KB Flash, 8KB RAM, 256B EEPROM, 12-bit ADC2, Vector Interrupts, DMA, MAP, DIA, DAC, Comp, PWM, CWG, HLT, WWDT, SCAN/CRC, ZCD, PPS, EUSART, SPI/I2C, IDLE/DOZE/PMD

Learn More

Datasheet

1,699In Stock

Cut Tape

$4.10

$4.02

$3.41

Reel

$3.41

Min.: 1
Mult.: 1

: 1,600

PIC18

128 kB

8 kB

TQFP-48

64 MHz

12 bit

44 I/O

2.3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18(L)F5xK42

Reel, Cut Tape

8-bit Microcontrollers - MCU 64KB 3840 RAM 52I/O

PIC18F6621-I/PT
Microchip Technology
1: $16.76
706In Stock

Mfr. Part #
PIC18F6621-I/PT

Mouser Part #
579-PIC18F6621-I/PT

Microchip Technology

8-bit Microcontrollers - MCU 64KB 3840 RAM 52I/O

Datasheet

706In Stock

$16.76

$16.75

$16.73

Min.: 1
Mult.: 1

PIC18

64 kB

3.75 kB

TQFP-64

40 MHz

10 bit

53 I/O

4.2 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18(L)Fx621

Tray

8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 256B EEPROM, 10b ADC2, 5b DAC, Comp, PWM, CCP, CWG, HLT, WWDT, SCAN/CRC, ZCD, PPS, EUSART, SPI/I2C, IDLE/DOZE/PMD

PIC18F66K40T-I/PT
Microchip Technology
1: $3.90
2,065In Stock

Mfr. Part #
PIC18F66K40T-I/PT

Mouser Part #
579-PIC18F66K40TI/PT

Microchip Technology

8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 256B EEPROM, 10b ADC2, 5b DAC, Comp, PWM, CCP, CWG, HLT, WWDT, SCAN/CRC, ZCD, PPS, EUSART, SPI/I2C, IDLE/DOZE/PMD

Learn More

Datasheet

2,065In Stock

Cut Tape

$3.90

$3.82

$3.61

Reel

$3.24

Min.: 1
Mult.: 1

: 1,200

PIC18

64 kB

3.5 kB

TQFP-64

64 MHz

10 bit

60 I/O

2.3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18(L)F6xK40

AEC-Q100

Reel, Cut Tape

8-bit Microcontrollers - MCU 16kBF 768RM 70I/O

PIC18F8410-I/PT
Microchip Technology
1: $9.09
1,098In Stock

Mfr. Part #
PIC18F8410-I/PT

Mouser Part #
579-PIC18F8410-I/PT

Microchip Technology

8-bit Microcontrollers - MCU 16kBF 768RM 70I/O

Datasheet

1,098In Stock

$9.09

Min.: 1
Mult.: 1

PIC18

16 kB

768 B

TQFP-80

40 MHz

10 bit

70 I/O

4.2 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18(L)F8x10

Tray

8-bit Microcontrollers - MCU 16KB Flash, 1KB RAM, 256B EEPROM, 10b ADC2, 5b DAC, Comp, PWM, CCP, CWG, HLT, WWDT, SCAN/CRC, ZCD, PPS, EUSART, SPI/I2C, IDLE/DOZE/PMD

PIC18LF24K40T-I/SO
Microchip Technology
1: $2.33
1,028In Stock

Mfr. Part #
PIC18LF24K40T-I/SO

Mouser Part #
579-PIC18LF24K40TISO

Microchip Technology

8-bit Microcontrollers - MCU 16KB Flash, 1KB RAM, 256B EEPROM, 10b ADC2, 5b DAC, Comp, PWM, CCP, CWG, HLT, WWDT, SCAN/CRC, ZCD, PPS, EUSART, SPI/I2C, IDLE/DOZE/PMD

Datasheet

1,028In Stock

Cut Tape

$2.33

$2.28

$2.20

$1.94

Reel

$1.94

Min.: 1
Mult.: 1

: 1,600

PIC18

16 kB

1 kB

SOIC-28

64 MHz

10 bit

25 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18(L)F2xK40

Reel, Cut Tape

8-bit Microcontrollers - MCU 64KB Flash 4KB RAM ADC2

PIC18LF26K83-I/SP
Microchip Technology
1: $4.78
1,024In Stock

Mfr. Part #
PIC18LF26K83-I/SP

Mouser Part #
579-PIC18LF26K83ISP

Microchip Technology

8-bit Microcontrollers - MCU 64KB Flash 4KB RAM ADC2

Learn More

Datasheet

1,024In Stock

$4.78

$4.36

$3.97

Min.: 1
Mult.: 1

PIC18

64 kB

4 kB

SPDIP-28

64 MHz

12 bit

25 I/O

1.8 V

3.6 V

Through Hole

8 bit

- 40 C

+ 85 C

PIC18(L)F2xK83

Tube

8-bit Microcontrollers - MCU 4KB FL 512 RAM

PIC18LF4321-I/PT
Microchip Technology
1: $6.52
312In Stock

Mfr. Part #
PIC18LF4321-I/PT

Mouser Part #
579-PIC18LF4321-I/PT

Microchip Technology

8-bit Microcontrollers - MCU 4KB FL 512 RAM

Datasheet

312In Stock

$6.52

$6.51

Quote

Min.: 1
Mult.: 1

PIC18

8 kB

512 B

TQFP-44

40 MHz

10 bit

36 I/O

2 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18(L)Fxx21

Tray

8-bit Microcontrollers - MCU 64KB Flash 3968b RAM 8b FamilynanoWat XL

PIC18LF46K22-E/PT
Microchip Technology
1: $5.62
2,968In Stock

Mfr. Part #
PIC18LF46K22-E/PT

Mouser Part #
579-PIC18LF46K22EPT

Microchip Technology

8-bit Microcontrollers - MCU 64KB Flash 3968b RAM 8b FamilynanoWat XL

Datasheet

2,968In Stock

$5.62

$5.40

$5.11

Min.: 1
Mult.: 1

PIC18

64 kB

3.8 kB

TQFP-44

48 MHz

10 bit

36 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 125 C

PIC18F2xK22

Tray

8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU

EFM8BB10F4G-A-QFN20R
Silicon Labs
1: $1.70
4,518In Stock

Mfr. Part #
EFM8BB10F4G-A-QFN20R

Mouser Part #
634-8BB10F4GAQF20R

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

4,518In Stock

Cut Tape

$1.70

$1.41

$1.30

$1.15

Reel

$0.825

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

CIP-51 8051

4 kB

512 B

QFN-20

25 MHz

12 bit

16 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8BB1

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU

EFM8BB10F2I-A-QFN20
Silicon Labs
1: $1.32
3,158In Stock

Mfr. Part #
EFM8BB10F2I-A-QFN20

Mouser Part #
634-EFM8BB10F2IAFN20

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

3,158In Stock

$1.32

$1.14

$1.06

$0.929

View

Min.: 1
Mult.: 1

CIP-51 8051

2 kB

256 B

QFN-20

25 MHz

12 bit

16 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 125 C

EFM8BB1

Tube

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

CY8C20447S-24LQXI
Infineon Technologies
1: $11.92
1,138In Stock

Mfr. Part #
CY8C20447S-24LQXI

Mouser Part #
727-C8C20447S-24LQXI

Infineon Technologies

8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense

Learn More

Datasheet

1,138In Stock

$11.92

$9.24

$8.48

$7.83

View

Min.: 1
Mult.: 1

M8C

16 kB

2 kB

QFN-32

24 MHz

10 bit

28 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C20447S

Tray

8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM

CY8C24423A-24SXI
Infineon Technologies
1: $8.48
935In Stock

Mfr. Part #
CY8C24423A-24SXI

Mouser Part #
727-CY8C24423A-24SXI

Infineon Technologies

8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM

Learn More

Datasheet

935In Stock

$8.48

$6.49

$6.24

$5.54

View

Min.: 1
Mult.: 1

M8C

4 kB

256 B

SOIC-28

24 MHz

14 bit

24 I/O

2.4 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C24x23A

Tube

8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM

CY8C24423A-24PVXI
Infineon Technologies
1: $8.70
2,053In Stock

Mfr. Part #
CY8C24423A-24PVXI

Mouser Part #
727-CY8C24423A24PVXI

Infineon Technologies

8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM

Learn More

Datasheet

2,053In Stock

$8.70

$6.67

$5.88

$5.49

View

Min.: 1
Mult.: 1

M8C

4 kB

256 B

SSOP-28

24 MHz

14 bit

24 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C24x23A

Tube

8-bit Microcontrollers - MCU PSoC 1 PSoC 1

CY8C24533-24PVXI
Infineon Technologies
1: $6.00
1,047In Stock

Mfr. Part #
CY8C24533-24PVXI

Mouser Part #
727-CY8C24533-24PVXI

Infineon Technologies

8-bit Microcontrollers - MCU PSoC 1 PSoC 1

Learn More

Datasheet

1,047In Stock

$6.00

$4.55

$3.97

$3.70

View

Min.: 1
Mult.: 1

M8C

8 kB

256 B

SSOP-28

24 MHz

14 bit

26 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C24533

Tube

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

CY8C3245PVI-134
Infineon Technologies
1: $13.18
590In Stock

Mfr. Part #
CY8C3245PVI-134

Mouser Part #
727-CY8C3245PVI-134

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

590In Stock

$13.18

$10.24

$9.39

$8.61

View

Min.: 1
Mult.: 1

8051

32 kB

4 kB

SSOP-48

50 MHz

12 bit

29 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3245

Tube

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

CY8C3246AXI-131
Infineon Technologies
1: $19.83
774In Stock

Mfr. Part #
CY8C3246AXI-131

Mouser Part #
727-CY8C3246AXI-131

Infineon Technologies

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

Learn More

Datasheet

774In Stock

$19.83

$15.39

$13.98

$13.38

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

CY8C3246

Tray

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

CY8C3246AXI-138
Infineon Technologies
1: $21.60
645In Stock

Mfr. Part #
CY8C3246AXI-138

Mouser Part #
727-CY8C3246AXI-138

Infineon Technologies

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

Learn More

Datasheet

645In Stock

$21.60

$17.06

$14.76

$14.27

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

TQFP-100

50 MHz

12 bit

72 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3246

Tray

8-bit Microcontrollers - MCU 16KB, RWW, 2KB RAM, 28p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI

AVR16EA28-E/STX
Microchip Technology
1: $1.45
582In Stock

Mfr. Part #
AVR16EA28-E/STX

Mouser Part #
579-AVR16EA28-E/STX

Microchip Technology

8-bit Microcontrollers - MCU 16KB, RWW, 2KB RAM, 28p, 20MHz, CFD, 12b ADC, PGA, 2xComp, DAC, 3xUART, SPI, TWI

Learn More

Datasheet

582In Stock

$1.45

Min.: 1
Mult.: 1

AVR

16 kB

2 kB

VQFN-28

20 MHz

12 bit

24 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 32KB Flash, 2K RAM, 256 EEPROM, I3C, MVIO 10b ADCC, 8b DAC, DMA, 16-bit PWM, PPS, UART, SPI/I2C

PIC18F15Q20-E/P
Microchip Technology
1: $3.00
360In Stock

Mfr. Part #
PIC18F15Q20-E/P

Mouser Part #
579-PIC18F15Q20-E/P

Microchip Technology

8-bit Microcontrollers - MCU 32KB Flash, 2K RAM, 256 EEPROM, I3C, MVIO 10b ADCC, 8b DAC, DMA, 16-bit PWM, PPS, UART, SPI/I2C

Learn More

Datasheet

360In Stock

$3.00

Min.: 1
Mult.: 1

PIC18

32 kB

2 kB

PDIP-20

64 MHz

10 bit

16 I/O

1.8 V

5.5 V

Through Hole

8 bit

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 32KB Flash, 2K RAM, 256 EEPROM, I3C, MVIO 10b ADCC, 8b DAC, DMA, 16-bit PWM,

PIC18F15Q20-I/SS
Microchip Technology
1: $1.56
670In Stock

Mfr. Part #
PIC18F15Q20-I/SS

Mouser Part #
579-PIC18F15Q20-I/SS

Microchip Technology

8-bit Microcontrollers - MCU 32KB Flash, 2K RAM, 256 EEPROM, I3C, MVIO 10b ADCC, 8b DAC, DMA, 16-bit PWM,

Learn More

Datasheet

670In Stock

$1.56

Min.: 1
Mult.: 1

PIC18

32 kB

2 kB

SSOP-20

64 MHz

10 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU

Mouser Electronics®

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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