.hide-partial { max-height: none; } .show-more { display: none; }

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.
More...

Please view our selection of 8-bit MCU’s below.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 13,231

Applied Filters:

Manufacturer

Core

Program Memory Size

Data RAM Size

Package / Case

Maximum Clock Frequency

ADC Resolution

Number of I/Os

Supply Voltage - Min

Supply Voltage - Max

Mounting Style

Data Bus Width

Minimum Operating Temperature

Maximum Operating Temperature

Series

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

8-bit Microcontrollers - MCU IC MCU 16K FLASH 256B SRAM

CY8C27243-24PVXI
Infineon Technologies
1: $11.84
2,378In Stock

Mfr. Part #
CY8C27243-24PVXI

Mouser Part #
727-CY8C27243-24PVXI

Infineon Technologies

8-bit Microcontrollers - MCU IC MCU 16K FLASH 256B SRAM

Learn More

Datasheet

2,378In Stock

$11.84

$9.27

$8.10

$7.81

View

Min.: 1
Mult.: 1

M8C

16 kB

256 B

SSOP-20

24 MHz

14 bit

16 I/O

3 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C27243

Tube

8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 12 I/O Pins

ATTINY44V-10SSU
Microchip Technology
1: $2.18
9,506In Stock
NRND

Mfr. Part #
ATTINY44V-10SSU

Mouser Part #
556-ATTINY44V10SSU

NRND

Microchip Technology

8-bit Microcontrollers - MCU 4kB Flash 0.256kB EEPROM 12 I/O Pins

Learn More

Datasheet

9,506In Stock

$2.18

$2.14

$1.83

$1.81

Min.: 1
Mult.: 1

AVR

4 kB

256 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

ATtiny44

Tube

8-bit Microcontrollers - MCU 8-bit Ultralow MCU 16 KB Flash

STM8L151K4T6
STMicroelectronics
1: $3.02
24,314In Stock

Mfr. Part #
STM8L151K4T6

Mouser Part #
511-STM8L151K4T6

STMicroelectronics

8-bit Microcontrollers - MCU 8-bit Ultralow MCU 16 KB Flash

Learn More

Datasheet

24,314In Stock

$3.02

$2.25

$1.94

$1.85

View

Min.: 1
Mult.: 1

STM8

16 kB

2 kB

LQFP-32

16 MHz

12 bit

30 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

STM8L151K4

Tray

8-bit Microcontrollers - MCU 8-bit MCU Value Line 16 MHz 8kb FL 128EE

STM8S003F3P6
STMicroelectronics
1: $1.16
124,060In Stock

Mfr. Part #
STM8S003F3P6

Mouser Part #
511-STM8S003F3P6

STMicroelectronics

8-bit Microcontrollers - MCU 8-bit MCU Value Line 16 MHz 8kb FL 128EE

Learn More

Datasheet

124,060In Stock

$1.16

$0.70

$0.646

$0.556

View

Min.: 1
Mult.: 1

STM8

8 kB

1 kB

TSSOP-20

16 MHz

10 bit

16 I/O

2.95 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

STM8S003F3

Tube

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

ATMEGA128-16ANR
Microchip Technology
1: $16.92
2,679In Stock

Mfr. Part #
ATMEGA128-16ANR

Mouser Part #
556-ATMEGA128-16ANR

Microchip Technology

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

Datasheet

2,679In Stock

Cut Tape

$16.92

$16.91

$16.90

$16.19

View

Reel

$14.90

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

AVR

128 kB

4 kB

TQFP-64

16 MHz

10 bit

53 I/O

4.5 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

ATmega128

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 7KB Flash 256b RAM 32 MHz Int. Osc

PIC16F1824-E/ML
Microchip Technology
1: $1.77
21,760In Stock

Mfr. Part #
PIC16F1824-E/ML

Mouser Part #
579-PIC16F1824EML

Microchip Technology

8-bit Microcontrollers - MCU 7KB Flash 256b RAM 32 MHz Int. Osc

Learn More

Datasheet

21,760In Stock

$1.77

$1.76

$1.62

$1.48

$1.45

Min.: 1
Mult.: 1

PIC16

7 kB

256 B

QFN-16

32 MHz

10 bit

12 I/O

2.5 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

PIC16(L)F182x

Tube

8-bit Microcontrollers - MCU 7KB, 512B RAM, 2xPWMs, Comparator, DAC, 12-bit ADCC, CWG, EUSART, SPI/I2C

PIC16F18444-E/GZ
Microchip Technology
1: $1.54
11,948In Stock

Mfr. Part #
PIC16F18444-E/GZ

Mouser Part #
579-PIC16F18444E/GZ

Microchip Technology

8-bit Microcontrollers - MCU 7KB, 512B RAM, 2xPWMs, Comparator, DAC, 12-bit ADCC, CWG, EUSART, SPI/I2C

Learn More

Datasheet

11,948In Stock

$1.54

$1.41

$1.28

$1.27

Min.: 1
Mult.: 1

PIC16

7 kB

512 B

UQFN-20

32 MHz

12 bit

18 I/O

2.3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

PIC16(L)F18444

Tube

8-bit Microcontrollers - MCU 32 KB FL 1024 RAM

PIC18F45J10T-I/PT
Microchip Technology
1: $3.21
4,680In Stock

Mfr. Part #
PIC18F45J10T-I/PT

Mouser Part #
579-PIC18F45J10T-IPT

Microchip Technology

8-bit Microcontrollers - MCU 32 KB FL 1024 RAM

Datasheet

4,680In Stock

Cut Tape

$3.21

$3.10

Reel

$2.83

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

PIC18

32 kB

1 kB

TQFP-44

40 MHz

10 bit

32 I/O

2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18(L)F4xJ10

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU

C8051F411-GMR
Silicon Labs
1: $13.86
2,277In Stock

Mfr. Part #
C8051F411-GMR

Mouser Part #
634-C8051F411-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU

Datasheet

2,277In Stock

Cut Tape

$13.86

$11.58

$10.76

$9.92

View

Reel

$8.21

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

8051

32 kB

2.25 kB

QFN-28

50 MHz

12 bit

20 I/O

2 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F411

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU S08AW 8-bit MCU, S08 core, 16KB Flash, 40MHz, QFP 44

MC9S08AW16CFGER
NXP Semiconductors
1: $11.67
3,134In Stock

Mfr. Part #
MC9S08AW16CFGER

Mouser Part #
841-MC9S08AW16CFGER

NXP Semiconductors

8-bit Microcontrollers - MCU S08AW 8-bit MCU, S08 core, 16KB Flash, 40MHz, QFP 44

Datasheet

3,134In Stock

Cut Tape

$11.67

$9.13

$8.11

$7.80

View

Reel

$6.66

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

S08

16 kB

1 kB

LQFP-44

40 MHz

10 bit

34 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

S08AW

Reel, Cut Tape, MouseReel

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

ATMEGA164A-AU
Microchip Technology
1: $4.03
11,297In Stock
NRND

Mfr. Part #
ATMEGA164A-AU

Mouser Part #
556-ATMEGA164A-AU

NRND

Microchip Technology

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

Learn More

Datasheet

11,297In Stock

$4.03

$3.99

$3.61

$3.36

View

Min.: 1
Mult.: 1

AVR

16 kB

1 kB

TQFP-44

20 MHz

10 bit

32 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega164

Tray

8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND

ATMEGA328-AUR
Microchip Technology
1: $2.49
14,145In Stock
NRND

Mfr. Part #
ATMEGA328-AUR

Mouser Part #
556-ATMEGA328-AUR

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND

Learn More

Datasheet

14,145In Stock

Cut Tape

$2.49

$2.44

$2.32

$2.29

Reel

$2.10

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

AVR

32 kB

2 kB

TQFP-32

20 MHz

10 bit

23 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega328

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND

ATMEGA328-MUR
Microchip Technology
1: $2.51
7,117In Stock
NRND

Mfr. Part #
ATMEGA328-MUR

Mouser Part #
556-ATMEGA328-MUR

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 32K FLSH 1K EE2K SRAM-20MHz IND

Learn More

Datasheet

7,117In Stock

Cut Tape

$2.51

$2.47

$2.30

Reel

$2.09

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

AVR

32 kB

2 kB

MLF-32

20 MHz

10 bit

23 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega328

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-8MHZ IND

ATMEGA32L-8MUR
Microchip Technology
1: $7.28
2,800In Stock
NRND

Mfr. Part #
ATMEGA32L-8MUR

Mouser Part #
556-ATMEGA32L-8MUR

NRND

Microchip Technology

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-8MHZ IND

Datasheet

2,800In Stock

Cut Tape

$7.28

Reel

$7.28

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

AVR

32 kB

2 kB

VQFN-44

8 MHz

10 bit

32 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega32

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 54 I/O Pins

ATMEGA1281-16AU
Microchip Technology
1: $11.19
6,530In Stock

Mfr. Part #
ATMEGA1281-16AU

Mouser Part #
556-ATMEGA1281-16AU

Microchip Technology

8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 54 I/O Pins

Datasheet

6,530In Stock

$11.19

$10.42

$9.50

$9.45

Min.: 1
Mult.: 1

AVR

128 kB

8 kB

TQFP-64

16 MHz

10 bit

54 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega128x

Tray

8-bit Microcontrollers - MCU AVR 8K FLSH 512B EE 3V-8MHz IND TEMP

ATMEGA8535L-8AUR
Microchip Technology
1: $3.67
7,223In Stock

Mfr. Part #
ATMEGA8535L-8AUR

Mouser Part #
556-ATMEGA8535L-8AUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 8K FLSH 512B EE 3V-8MHz IND TEMP

Datasheet

7,223In Stock

Cut Tape

$3.67

$3.58

$3.43

$3.42

View

Reel

$3.06

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

AVR

8 kB

512 B

TQFP-44

8 MHz

10 bit

32 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega8535

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8/16-bit AVR MCU

ATXMEGA128B3-AU
Microchip Technology
1: $5.86
3,958In Stock

Mfr. Part #
ATXMEGA128B3-AU

Mouser Part #
556-ATXMEGA128B3-AU

Microchip Technology

8-bit Microcontrollers - MCU 8/16-bit AVR MCU

Learn More

Datasheet

3,958In Stock

$5.86

$5.85

$5.33

$5.32

Min.: 1
Mult.: 1

AVR

128 kB

8 kB

TQFP-64

32 MHz

12 bit

36 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA B3

Tray

8-bit Microcontrollers - MCU TQFP, 105C, Green 1.6-3.6V

ATXMEGA16E5-AN
Microchip Technology
1: $3.57
6,547In Stock

Mfr. Part #
ATXMEGA16E5-AN

Mouser Part #
556-ATXMEGA16E5-AN

Microchip Technology

8-bit Microcontrollers - MCU TQFP, 105C, Green 1.6-3.6V

Datasheet

6,547In Stock

$3.57

$3.23

$3.21

Min.: 1
Mult.: 1

AVR

16 kB

2 kB

TQFP-32

32 MHz

12 bit

26 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 105 C

XMEGA E5

Tray

8-bit Microcontrollers - MCU 64 IND TEMP, GREEN, 1.6-3.6V T&R

ATXMEGA256A3U-AUR
Microchip Technology
1: $9.36
3,233In Stock

Mfr. Part #
ATXMEGA256A3U-AUR

Mouser Part #
556-ATXMEGA256A3UAUR

Microchip Technology

8-bit Microcontrollers - MCU 64 IND TEMP, GREEN, 1.6-3.6V T&R

Datasheet

3,233In Stock

Cut Tape

$9.36

$7.97

$7.96

Reel

$7.75

Min.: 1
Mult.: 1

: 1,000

AVR

256 kB

16 kB

TQFP-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 A3U

Reel, Cut Tape

8-bit Microcontrollers - MCU 7KB, 512B RAM, 4xPWMs, Comparator, DAC, ADC, 4xCLC, CWG, 2xEUSART, SPI/I2C

PIC16F15324-I/SL
Microchip Technology
1: $0.92
36,919In Stock

Mfr. Part #
PIC16F15324-I/SL

Mouser Part #
579-PIC16F15324-I/SL

Microchip Technology

8-bit Microcontrollers - MCU 7KB, 512B RAM, 4xPWMs, Comparator, DAC, ADC, 4xCLC, CWG, 2xEUSART, SPI/I2C

Learn More

Datasheet

36,919In Stock

$0.92

$0.914

$0.76

$0.753

Min.: 1
Mult.: 1

PIC16

7 kB

512 B

SOIC-14

32 MHz

10 bit

12 I/O

2.3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16(L)F153xx

AEC-Q100

Tube

8-bit Microcontrollers - MCU 8-BIT MCU, 7KB Flash 512 RAM, 256 EEPROM

PIC16F18324-E/JQ
Microchip Technology
1: $1.23
18,234In Stock

Mfr. Part #
PIC16F18324-E/JQ

Mouser Part #
579-PIC16F18324-E/JQ

Microchip Technology

8-bit Microcontrollers - MCU 8-BIT MCU, 7KB Flash 512 RAM, 256 EEPROM

Learn More

Datasheet

18,234In Stock

$1.23

$1.12

$1.02

$1.01

Min.: 1
Mult.: 1

PIC16

7 kB

512 B

UQFN-16

32 MHz

10 bit

12 I/O

2.3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

PIC16(L)F183xx

AEC-Q100

Tube

8-bit Microcontrollers - MCU 64KB 3968b RAM 8bit familynanoWatt XLP

PIC18F46K22-E/MV
Microchip Technology
1: $4.24
3,779In Stock

Mfr. Part #
PIC18F46K22-E/MV

Mouser Part #
579-PIC18F46K22-E/MV

Microchip Technology

8-bit Microcontrollers - MCU 64KB 3968b RAM 8bit familynanoWatt XLP

Learn More

Datasheet

3,779In Stock

$4.24

$3.89

$3.53

Min.: 1
Mult.: 1

PIC18

64 kB

3.8 kB

UQFN-40

64 MHz

10 bit

36 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

PIC18F2xK22

Tube

8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU

EFM8LB12F64E-C-QFN24
Silicon Labs
1: $3.30
13,008In Stock

Mfr. Part #
EFM8LB12F64E-C-QFN24

Mouser Part #
634-LB12F64ECQFN24

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

13,008In Stock

$3.30

$2.76

$2.42

$2.27

View

Min.: 1
Mult.: 1

CIP-51 8051

64 kB

4.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Tube

8-bit Microcontrollers - MCU Mainstream Access line 8-bit MCU 32 Kbytes Flash, 24 MHz CPU, integrated EEPROM

STM8S105S6T6CTR
STMicroelectronics
1: $3.50
8,689In Stock

Mfr. Part #
STM8S105S6T6CTR

Mouser Part #
511-STM8S105S6T6CTR

STMicroelectronics

8-bit Microcontrollers - MCU Mainstream Access line 8-bit MCU 32 Kbytes Flash, 24 MHz CPU, integrated EEPROM

Learn More

Datasheet

8,689In Stock

Cut Tape

$3.50

$2.62

$2.27

$2.10

Reel

$1.59

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

STM8

32 kB

2 kB

LQFP-44

16 MHz

10 bit

34 I/O

2.95 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

STM8S105S6

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 44TQFP, 105C TEMP, GREEN, 1.6-3.6V, T&R

ATXMEGA32A4U-ANR
Microchip Technology
1: $3.97
7,252In Stock

Mfr. Part #
ATXMEGA32A4U-ANR

Mouser Part #
556-ATXMEGA32A4U-ANR

Microchip Technology

8-bit Microcontrollers - MCU 44TQFP, 105C TEMP, GREEN, 1.6-3.6V, T&R

Datasheet

7,252In Stock

Cut Tape

$3.97

$3.89

$3.66

$3.65

View

Reel

$3.28

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

AVR

32 kB

4 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

0 C

+ 105 C

XMEGA A4U

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU

Customer Service Office

Company

Resources

Support

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