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8051 Core 8 bit Embedded Processors & Controllers

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Types of Embedded Processors & Controllers

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Results: 553

Applied Filters:

Core = 8051 Data Bus Width = 8 bit

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Part #

8-bit Microcontrollers - MCU 8051 25 MHz 2 kB 8-bit MCU

C8051F860-C-GS
Silicon Labs
1: $3.69
375In Stock
NRND

Mfr. Part No.
C8051F860-C-GS

Mouser Part No
634-C8051F860-C-GS

NRND

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 2 kB 8-bit MCU

Learn More

Datasheet

375In Stock

$3.69

$3.09

$2.72

$2.50

View

Min.: 1
Mult.: 1

SMD/SMT

SOIC-16

8051

13 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 2kB Flash 128B RAM 24MHz 2.7V-6.0V

AT89C2051-24PU
Microchip Technology
1: $2.83
1,458In Stock

Mfr. Part No.
AT89C2051-24PU

Mouser Part No
556-A89C2051-24PU

Microchip Technology

8-bit Microcontrollers - MCU 2kB Flash 128B RAM 24MHz 2.7V-6.0V

Datasheet

1,458In Stock

$2.83

Min.: 1
Mult.: 1

Through Hole

PDIP-20

8051

15 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU CAN-STICK Bootloader UART IND

AT89C51CC01UA-SLSUM
Microchip Technology
1: $13.02
1,545In Stock

Mfr. Part No.
AT89C51CC01UA-SLSUM

Mouser Part No
556-A89C51C01UASLSUM

Microchip Technology

8-bit Microcontrollers - MCU CAN-STICK Bootloader UART IND

Learn More

Datasheet

1,545In Stock

$13.02

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

34 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 4K ISP FLASH 2.7 TO 5.5V - 24MHz

AT89S51-24AU
Microchip Technology
1: $2.86
4,614In Stock

Mfr. Part No.
AT89S51-24AU

Mouser Part No
556-A89S51-24AU

Microchip Technology

8-bit Microcontrollers - MCU 4K ISP FLASH 2.7 TO 5.5V - 24MHz

Datasheet

4,614In Stock

$2.86

$2.62

$2.38

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V

AT89S52-24AU
Microchip Technology
1: $3.09
2,752In Stock

Mfr. Part No.
AT89S52-24AU

Mouser Part No
556-A89S52-24AU

Microchip Technology

8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V

Datasheet

2,752In Stock

$3.09

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU C51AC2 32kF ADC EEP TQFP44 ind 5V GREEN

AT89C51AC2T-RLTUM
Microchip Technology
1: $13.34
342In Stock
2,720Expected 14/9/2026

Mfr. Part No.
AT89C51AC2T-RLTUM

Mouser Part No
556-AT89C51AC2TLTUM

Microchip Technology

8-bit Microcontrollers - MCU C51AC2 32kF ADC EEP TQFP44 ind 5V GREEN

Learn More

Datasheet

342In Stock

2,720Expected 14/9/2026

$13.34

$13.30

$13.29

$11.08

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

34 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader CAN GREEN

AT89C51CC01CAT-RLTUM
Microchip Technology
1: $12.34
1,043In Stock

Mfr. Part No.
AT89C51CC01CAT-RLTUM

Mouser Part No
556-AT89C51CC01CATUM

Microchip Technology

8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader CAN GREEN

Learn More

Datasheet

1,043In Stock

$12.34

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

34 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

AT89LP51ED2-20AAU
Microchip Technology
1: $7.67
676In Stock

Mfr. Part No.
AT89LP51ED2-20AAU

Mouser Part No
556-AT89LP51ED220AAU

Microchip Technology

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

Learn More

Datasheet

676In Stock

$7.67

Min.: 1
Mult.: 1

SMD/SMT

LQFP-44

8051

36 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V

AT89LP51RC2-20AU
Microchip Technology
1: $5.79
593In Stock

Mfr. Part No.
AT89LP51RC2-20AU

Mouser Part No
556-AT89LP51RC2-20AU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V

Learn More

Datasheet

593In Stock

$5.79

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

40 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

AT89LP51RD2-20AU
Microchip Technology
1: $6.95
972In Stock

Mfr. Part No.
AT89LP51RD2-20AU

Mouser Part No
556-AT89LP51RD2-20AU

Microchip Technology

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

Learn More

Datasheet

972In Stock

$6.95

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

40 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash

AT89LP6440-20AU
Microchip Technology
1: $15.91
437In Stock

Mfr. Part No.
AT89LP6440-20AU

Mouser Part No
556-AT89LP6440-20AU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash

Datasheet

437In Stock

$15.91

$14.58

$13.22

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

38 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU

C8051F311-GMR
Silicon Labs
1: $17.79
860In Stock
3,000Expected 27/11/2026

Mfr. Part No.
C8051F311-GMR

Mouser Part No
634-C8051F311-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU

Datasheet

860In Stock

3,000Expected 27/11/2026

Cut Tape

$17.79

$13.94

$12.85

$11.74

View

Reel

$9.62

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-28

8051

25 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU

C8051F336-GMR
Silicon Labs
1: $15.69
1,458In Stock

Mfr. Part No.
C8051F336-GMR

Mouser Part No
634-C8051F336-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU

Datasheet

1,458In Stock

Cut Tape

$15.69

$12.76

$11.82

$10.68

View

Reel

$8.92

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

8051

17 I/O

8 bit

10 bit

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

C8051F411-GM
Silicon Labs
1: $18.71
1,108In Stock
1,533Expected 18/12/2026

Mfr. Part No.
C8051F411-GM

Mouser Part No
634-C8051F411-GM

Silicon Labs

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

Datasheet

1,108In Stock

1,533Expected 18/12/2026

$18.71

$15.12

$13.76

$12.85

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-28

8051

20 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

DS80C320-ECG+
Analog Devices / Maxim Integrated
1: $50.99
130In Stock

Mfr. Part No.
DS80C320-ECG+

Mouser Part No
700-DS80C320-ECG

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

Learn More

Datasheet

130In Stock

$50.99

$42.69

$40.23

$36.60

$35.62

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

DS80C320-MCG+
Analog Devices / Maxim Integrated
1: $35.78
128In Stock

Mfr. Part No.
DS80C320-MCG+

Mouser Part No
700-DS80C320-MCG

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

Learn More

Datasheet

128In Stock

$35.78

$29.81

$27.66

$25.84

View

Min.: 1
Mult.: 1

Through Hole

PDIP-40

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

DS80C320-MNG+
Analog Devices / Maxim Integrated
1: $45.57
69In Stock
70Expected 26/8/2026

Mfr. Part No.
DS80C320-MNG+

Mouser Part No
700-DS80C320-MNG

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

Learn More

Datasheet

69In Stock

70Expected 26/8/2026

$45.57

$38.08

$35.46

$33.22

$31.93

Min.: 1
Mult.: 1

Through Hole

PDIP-40

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

DS80C320-QCG+
Analog Devices / Maxim Integrated
1: $53.58
68In Stock

Mfr. Part No.
DS80C320-QCG+

Mouser Part No
700-DS80C320-QCG

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

Learn More

Datasheet

68In Stock

$53.58

$49.83

$42.40

$39.36

View

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

DS80C323-ECD+
Analog Devices / Maxim Integrated
1: $18.43
208In Stock

Mfr. Part No.
DS80C323-ECD+

Mouser Part No
700-DS80C323-ECD

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

Learn More

Datasheet

208In Stock

$18.43

$15.29

$13.60

$12.69

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU Dual CAN High-Speed Microprocessor

DS80C390-FNR+
Analog Devices / Maxim Integrated
1: $69.54
214In Stock

Mfr. Part No.
DS80C390-FNR+

Mouser Part No
700-DS80C390-FNR

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU Dual CAN High-Speed Microprocessor

Datasheet

214In Stock

$69.54

$58.52

$55.32

$50.67

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers

DS87C520-ENL+
Analog Devices / Maxim Integrated
1: $129.24
78In Stock

Mfr. Part No.
DS87C520-ENL+

Mouser Part No
700-DS87C520-ENL

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers

Learn More

Datasheet

78In Stock

$129.24

$109.79

$101.40

$98.64

Quote

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers

DS87C520-QCL+
Analog Devices / Maxim Integrated
1: $88.51
195In Stock

Mfr. Part No.
DS87C520-QCL+

Mouser Part No
700-DS87C520-QCL

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers

Learn More

Datasheet

195In Stock

$88.51

$80.20

$68.04

$65.99

View

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

DS89C430-ENG+
Analog Devices / Maxim Integrated
1: $41.51
159In Stock

Mfr. Part No.
DS89C430-ENG+

Mouser Part No
700-DS89C430-ENG

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

Datasheet

159In Stock

$41.51

$34.65

$32.59

$29.51

$28.68

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

DS89C430-ENL+
Analog Devices / Maxim Integrated
1: $46.27
193In Stock

Mfr. Part No.
DS89C430-ENL+

Mouser Part No
700-DS89C430-ENL

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

Datasheet

193In Stock

$46.27

$38.69

$36.42

$33.06

$32.15

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

DS89C430-MNL+
Analog Devices / Maxim Integrated
1: $49.48
77In Stock

Mfr. Part No.
DS89C430-MNL+

Mouser Part No
700-DS89C430-MNL

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

Datasheet

77In Stock

$49.48

$41.37

$37.43

$35.97

View

Min.: 1
Mult.: 1

Through Hole

PDIP-40

8051

32 I/O

8 bit

No ADC

8051 Core 8 bit Embedded Processors & Controllers

Types of Embedded Processors & Controllers

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LQFP-32
LQFP-44
LQFP-48
LQFP-64
MQFP-80
MSOP-10
PDIP-20
PDIP-40
PLCC-28
PLCC-44
PLCC-68
PQFP-44
PQFP-48
QFN-11
QFN-20
QFN-24
QFN-28
QFN-32
QFN-33
QFN-40

4 I/O
6 I/O
7 I/O
8 I/O
11 I/O
12 I/O
13 I/O
15 I/O
16 I/O
17 I/O
18 I/O
20 I/O
21 I/O
24 I/O
25 I/O
26 I/O
28 I/O
29 I/O
30 I/O
31 I/O