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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: 551

Applied Filters:

Core = 8051 Data Bus Width = 8 bit

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Part #

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

C8051F387-GM
Silicon Labs
1: $8.92
208In Stock

Mfr. Part #
C8051F387-GM

Mouser Part #
634-C8051F387-GM

Silicon Labs

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

Learn More

Datasheet

208In Stock

$8.92

$7.03

$6.34

$5.77

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

25 I/O

8 bit

8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN20

C8051F392-A-GMR
Silicon Labs
1: $6.10
72In Stock

Mfr. Part #
C8051F392-A-GMR

Mouser Part #
634-C8051F392-A-GMR

Silicon Labs

8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN20

Datasheet

72In Stock

Cut Tape

$6.10

$4.64

$4.04

$3.61

View

Reel

$2.86

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

8051

17 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 8kB/512B RAM, ADC, QFN20

C8051F850-C-GMR
Silicon Labs
1: $3.77
559In Stock

Mfr. Part #
C8051F850-C-GMR

Mouser Part #
634-C8051F850-C-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8kB/512B RAM, ADC, QFN20

Learn More

Datasheet

559In Stock

Cut Tape

$3.77

$3.09

$2.68

$2.52

Reel

$1.85

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

8051

16 I/O

8 bit

12 bit

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

CY8C3445PVI-094
Infineon Technologies
1: $16.04
134In Stock

Mfr. Part #
CY8C3445PVI-094

Mouser Part #
727-CY8C3445PVI-094

Infineon Technologies

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

Learn More

Datasheet

134In Stock

$16.04

$14.33

$11.08

$10.95

View

Min.: 1
Mult.: 1

SMD/SMT

SSOP-48

8051

29 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB 8-bit MCU

C8051F005-GQ
Silicon Labs
1: $41.42
118In Stock
800Expected 1/8/2027
End of Life

Mfr. Part #
C8051F005-GQ

Mouser Part #
634-C8051F005-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB 8-bit MCU

Datasheet

118In Stock

800Expected 1/8/2027

$41.42

$35.85

$33.96

$30.85

$28.96

Min.: 1
Mult.: 1

SMD/SMT

TQFP-64

8051

32 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB 8-bit MCU

C8051F005-GQR
Silicon Labs
1: $41.42
234In Stock
End of Life

Mfr. Part #
C8051F005-GQR

Mouser Part #
634-C8051F005-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB 8-bit MCU

Datasheet

234In Stock

Cut Tape

$41.42

$38.08

Reel

$30.29

Quote

Min.: 1
Mult.: 1

: 500

SMD/SMT

TQFP-64

8051

32 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU

C8051F021-GQ
Silicon Labs
1: $52.83
133In Stock
End of Life

Mfr. Part #
C8051F021-GQ

Mouser Part #
634-C8051F021-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU

Datasheet

133In Stock

$52.83

$44.29

$41.77

$38.06

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-64

8051

32 I/O

8 bit

8 bit, 12 bit

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU

C8051F021-GQR
Silicon Labs
1: $54.61
379In Stock
End of Life

Mfr. Part #
C8051F021-GQR

Mouser Part #
634-C8051F021-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU

Datasheet

379In Stock

Cut Tape

$54.61

$46.05

$42.41

$40.66

View

Reel

$37.23

MouseReel Available

Min.: 1
Mult.: 1

: 500

SMD/SMT

TQFP-64

8051

32 I/O

8 bit

8 bit, 12 bit

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB CAN 8-bit MCU

C8051F043-GQ
Silicon Labs
1: $34.55
835In Stock
End of Life

Mfr. Part #
C8051F043-GQ

Mouser Part #
634-C8051F043-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB CAN 8-bit MCU

Datasheet

835In Stock

$34.55

$27.89

$25.95

$24.05

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-64

8051

32 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 64KB,16ADC,100Pin MCU

C8051F064-GQR
Silicon Labs
1: $42.45
115In Stock
End of Life

Mfr. Part #
C8051F064-GQR

Mouser Part #
634-C8051F064-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 64KB,16ADC,100Pin MCU

Datasheet

115In Stock

Cut Tape

$42.45

$36.44

$34.80

$33.88

Reel

$29.87

MouseReel Available

Min.: 1
Mult.: 1

: 250

SMD/SMT

TQFP-100

8051

59 I/O

8 bit

16 bit

8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU

C8051F124-GQ
Silicon Labs
1: $58.07
74In Stock
1,350Expected 12/4/2026
End of Life

Mfr. Part #
C8051F124-GQ

Mouser Part #
634-C8051F124-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU

Datasheet

74In Stock

1,350Expected 12/4/2026

$58.07

$48.93

$46.01

$43.56

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

64 I/O

8 bit

8 bit, 12 bit

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU

C8051F500-IM
Silicon Labs
1: $17.59
181In Stock
End of Life

Mfr. Part #
C8051F500-IM

Mouser Part #
634-C8051F500-IM

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU

Datasheet

181In Stock

$17.59

$14.50

$13.10

$12.21

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-48

8051

40 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V LIN 8-bit MCU

C8051F530-C-IM
Silicon Labs
1: $10.05
793In Stock
End of Life

Mfr. Part #
C8051F530-C-IM

Mouser Part #
634-C8051F530-C-IM

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V LIN 8-bit MCU

Datasheet

793In Stock

$10.05

$7.38

$6.88

$6.05

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

8051

16 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU

C8051F580-IQ
Silicon Labs
1: $23.73
397In Stock
2,500Expected 1/29/2027
End of Life

Mfr. Part #
C8051F580-IQ

Mouser Part #
634-C8051F580-IQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU

Learn More

Datasheet

397In Stock

2,500Expected 1/29/2027

$23.73

$19.28

$17.41

$15.94

$15.29

Min.: 1
Mult.: 1

SMD/SMT

PQFP-48

8051

40 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32

C8051F920-G-GM
Silicon Labs
1: $6.46
63In Stock
End of Life

Mfr. Part #
C8051F920-G-GM

Mouser Part #
634-C8051F920-G-GM

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32

Learn More

Datasheet

63In Stock

$6.46

$5.38

$4.60

$4.38

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

24 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32

C8051F920-G-GMR
Silicon Labs
1: $6.10
1,318In Stock
End of Life

Mfr. Part #
C8051F920-G-GMR

Mouser Part #
634-C8051F920-G-GMR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32

Learn More

Datasheet

1,318In Stock

Cut Tape

$6.10

$5.07

$4.71

$4.24

Reel

$3.56

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-32

8051

24 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24

C8051F921-G-GMR
Silicon Labs
1: $5.19
996In Stock
End of Life

Mfr. Part #
C8051F921-G-GMR

Mouser Part #
634-C8051F921-G-GMR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24

Learn More

Datasheet

996In Stock

Cut Tape

$5.19

$4.32

$4.02

$3.61

View

Reel

$3.13

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-24

8051

16 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 64kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32

C8051F930-G-GM
Silicon Labs
1: $7.42
1,244In Stock
End of Life

Mfr. Part #
C8051F930-G-GM

Mouser Part #
634-C8051F930-G-GM

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 64kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32

Learn More

Datasheet

1,244In Stock

$7.42

$6.16

$5.29

$5.04

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

24 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

ML51BB9AE
Nuvoton
1: $1.12
785In Stock

Mfr. Part #
ML51BB9AE

Mouser Part #
503-ML51BB9AE

Nuvoton

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

Learn More

Datasheet

785In Stock

$1.12

$0.962

$0.813

$0.767

View

Min.: 1
Mult.: 1

SMD/SMT

MSOP-10

8051

7 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

ML51FB9AE
Nuvoton
1: $1.29
555In Stock

Mfr. Part #
ML51FB9AE

Mouser Part #
503-ML51FB9AE

Nuvoton

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

Learn More

Datasheet

555In Stock

$1.29

$1.10

$0.937

$0.884

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-20

8051

16 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

ML51XB9AE
Nuvoton
1: $1.29
980In Stock

Mfr. Part #
ML51XB9AE

Mouser Part #
503-ML51XB9AE

Nuvoton

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

Learn More

Datasheet

980In Stock

$1.29

$1.10

$0.967

$0.914

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

8051

17 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD

ML54SD1AE
Nuvoton
1: $2.67
500In Stock

Mfr. Part #
ML54SD1AE

Mouser Part #
503-ML54SD1AE

Nuvoton

8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD

Datasheet

500In Stock

$2.67

$2.25

$2.08

$1.86

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

8051

56 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD,TK

ML56LD1AE
Nuvoton
1: $3.02
155In Stock

Mfr. Part #
ML56LD1AE

Mouser Part #
503-ML56LD1AE

Nuvoton

8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD,TK

Learn More

Datasheet

155In Stock

$3.02

$2.54

$2.22

$2.11

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-48

8051

42 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM

MS51BA9AE
Nuvoton
1: $0.91
534In Stock

Mfr. Part #
MS51BA9AE

Mouser Part #
503-MS51BA9AE

Nuvoton

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM

Learn More

Datasheet

534In Stock

$0.91

$0.783

$0.663

$0.625

View

Min.: 1
Mult.: 1

SMD/SMT

MSOP-10

8051

8 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM

MS51FB9AE
Nuvoton
1: $0.91
5In Stock
5,106On Order

Mfr. Part #
MS51FB9AE

Mouser Part #
503-MS51FB9AE

Nuvoton

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM

Learn More

Datasheet

5In Stock

5,106On Order

$0.91

$0.777

$0.625

$0.592

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-20

8051

18 I/O

8 bit

12 bit

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