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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: 13,505

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Part #

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

PIC18F8410-I/PT
Microchip Technology
1: $6.31
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

$6.31

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: $1.62
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

$1.62

Reel

$1.62

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: $3.32
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

$3.32

$3.03

$2.76

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: $4.64
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

$4.64

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: $3.90
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

$3.90

$3.75

$3.55

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: $1.18
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

$1.18

$0.982

$0.904

$0.797

Reel

$0.573

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: $0.92
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

$0.92

$0.789

$0.734

$0.645

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: $8.28
A tariff of 10% may be applied if shipping to the United States.
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

$8.28

$6.42

$5.95

$5.44

View

A tariff of 10% may be applied if shipping to the United States.

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: $5.89
A tariff of 38% may be applied if shipping to the United States.
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

$5.89

$4.51

$4.33

$3.85

View

A tariff of 38% may be applied if shipping to the United States.

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: $6.04
A tariff of 10% may be applied if shipping to the United States.
2,055In Stock

Mfr. Part #
CY8C24423A-24PVXI

Mouser Part #
727-CY8C24423A24PVXI

Infineon Technologies

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

Learn More

Datasheet

2,055In Stock

$6.04

$4.63

$4.08

$3.81

View

A tariff of 10% may be applied if shipping to the United States.

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: $4.17
A tariff of 38% may be applied if shipping to the United States.
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

$4.17

$3.16

$2.76

$2.57

View

A tariff of 38% may be applied if shipping to the United States.

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: $9.15
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

$9.15

$7.11

$6.52

$5.98

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: $13.77
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

$13.77

$10.69

$9.71

$9.29

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: $15.00
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

$15.00

$11.85

$10.25

$9.91

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 AVR 16K FLSH 1K EE ADC 3V-8MHz IND TEMP

ATMEGA16L-8AUR
Microchip Technology
1: $6.42
5,636In Stock
NRND

Mfr. Part #
ATMEGA16L-8AUR

Mouser Part #
556-ATMEGA16L-8AUR

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 16K FLSH 1K EE ADC 3V-8MHz IND TEMP

Datasheet

5,636In Stock

Cut Tape

$6.42

$5.65

Reel

$5.65

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

AVR

TQFP-44

8 MHz

2.7 V

5.5 V

SMD/SMT

8 bit

ATmega16

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 20 MHZ, TQFP, 105C, GREEN T&R

ATMEGA48PB-ANR
Microchip Technology
1: $1.48
1,552In Stock

Mfr. Part #
ATMEGA48PB-ANR

Mouser Part #
556-ATMEGA48PB-ANR

Microchip Technology

8-bit Microcontrollers - MCU 20 MHZ, TQFP, 105C, GREEN T&R

Datasheet

1,552In Stock

Cut Tape

$1.48

$1.44

$1.40

$1.23

Reel

$1.23

Min.: 1
Mult.: 1

: 2,000

AVR

4 kB

512 B

TQFP-32

20 MHz

10 bit

27 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

ATmega48PB

Reel, Cut Tape

8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND

ATMEGA644-20MUR
Microchip Technology
1: $7.02
6,306In Stock

Mfr. Part #
ATMEGA644-20MUR

Mouser Part #
556-ATMEGA644-20MUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND

Learn More

Datasheet

6,306In Stock

Cut Tape

$7.02

$6.83

$6.60

$6.52

Reel

$6.33

Quote

Min.: 1
Mult.: 1

: 4,000

AVR

64 kB

4 kB

VQFN-44

20 MHz

10 bit

32 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega644

Reel, Cut Tape

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

ATMEGA808-AUR
Microchip Technology
1: $1.17
3,484In Stock

Mfr. Part #
ATMEGA808-AUR

Mouser Part #
556-ATMEGA808-AUR

Microchip Technology

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

Learn More

Datasheet

3,484In Stock

Cut Tape

$1.17

Reel

$1.17

Min.: 1
Mult.: 1

: 2,000

AVR

8 kB

1 kB

TQFP-32

20 MHz

10 bit

27 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

ATmega808

Reel, Cut Tape

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

ATMEGA809-AU
Microchip Technology
1: $1.45
3,937In Stock

Mfr. Part #
ATMEGA809-AU

Mouser Part #
556-ATMEGA809-AU

Microchip Technology

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

Learn More

Datasheet

3,937In Stock

$1.45

$1.32

$1.20

Min.: 1
Mult.: 1

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

Tray

8-bit Microcontrollers - MCU AVR 1KB FLSH 64B EE 64B SRAM-20MHz+125C

ATTINY13A-SF
Microchip Technology
1: $1.05
4,275In Stock

Mfr. Part #
ATTINY13A-SF

Mouser Part #
556-ATTINY13A-SF

Microchip Technology

8-bit Microcontrollers - MCU AVR 1KB FLSH 64B EE 64B SRAM-20MHz+125C

Datasheet

4,275In Stock

$1.05

$0.96

$0.87

Min.: 1
Mult.: 1

AVR

1 kB

64 B

SOIC-8

20 MHz

10 bit

6 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

ATtiny13A

Tube

8-bit Microcontrollers - MCU AVR 1KB FLSH 64B EE 64B SRAM-10MHz

ATTINY13V-10SSUR
Microchip Technology
1: $1.62
2,384In Stock

Mfr. Part #
ATTINY13V-10SSUR

Mouser Part #
556-ATTINY13V-10SSUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 1KB FLSH 64B EE 64B SRAM-10MHz

Datasheet

2,384In Stock

Cut Tape

$1.62

$1.60

$1.51

Reel

$1.33

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

AVR

1 kB

64 B

SOIC-Narrow-8

10 MHz

10 bit

6 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATtiny13

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 20MHz, QFN, High Grade (125C), Green

ATTINY1617-MF
Microchip Technology
1: $1.19
8,000In Stock

Mfr. Part #
ATTINY1617-MF

Mouser Part #
556-ATTINY1617-MF

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, QFN, High Grade (125C), Green

Learn More

Datasheet

8,000In Stock

$1.19

$1.08

$1.00

Min.: 1
Mult.: 1

AVR

16 kB

2 kB

VQFN-24

16 MHz

10 bit

21 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

ATtiny1617,ATtiny3217

AEC-Q100

Tray

8-bit Microcontrollers - MCU 20MHz, 16KB, SOIC20, Ind 125C, Green

ATTINY1626-SF
Microchip Technology
1: $1.31
1,772In Stock

Mfr. Part #
ATTINY1626-SF

Mouser Part #
556-ATTINY1626-SF

Microchip Technology

8-bit Microcontrollers - MCU 20MHz, 16KB, SOIC20, Ind 125C, Green

Learn More

Datasheet

1,772In Stock

$1.31

$1.11

Min.: 1
Mult.: 1

AVR

16 kB

2 kB

SOIC-20

20 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 2KB FL 128B EE 128B SRAM 10MHz, IND 1.8V

ATTINY24V-10SSUR
Microchip Technology
1: $2.15
3,040In Stock

Mfr. Part #
ATTINY24V-10SSUR

Mouser Part #
556-ATTINY24V-10SSUR

Microchip Technology

8-bit Microcontrollers - MCU 2KB FL 128B EE 128B SRAM 10MHz, IND 1.8V

Learn More

Datasheet

3,040In Stock

Cut Tape

$2.15

Reel

$2.15

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

Reel, Cut Tape, MouseReel

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

ATTINY261A-MN
Microchip Technology
1: $1.10
11,218In Stock

Mfr. Part #
ATTINY261A-MN

Mouser Part #
556-ATTINY261A-MN

Microchip Technology

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

Datasheet

11,218In Stock

$1.10

$1.03

$0.91

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

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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