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8051 Core Embedded Processors & Controllers

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Types of Embedded Processors & Controllers

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Results: 781

Applied Filters:

Core = 8051

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Part #

8-bit Microcontrollers - MCU 64KB,10ADC,64Pin MCU

C8051F023-GQR
Silicon Labs
1: $28.47
251In Stock

Mfr. Part No.
C8051F023-GQR

Mouser Part No
634-C8051F023-GQR

Silicon Labs

8-bit Microcontrollers - MCU 64KB,10ADC,64Pin MCU

Datasheet

251In Stock

Cut Tape

$28.47

$23.76

$22.34

$20.66

$19.84

Reel

$18.83

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-64

8051

8 bit

25 MHz

64 kB

4.35 kB

8 bit, 10 bit

32 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM)

C8051F300-GMR
Silicon Labs
1: $6.45
1,127In Stock

Mfr. Part No.
C8051F300-GMR

Mouser Part No
634-C8051F300-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM)

Datasheet

1,127In Stock

Cut Tape

$6.45

$5.36

$4.98

$4.50

View

Reel

$3.89

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-11

8051

8 bit

25 MHz

8 kB

256 B

8 bit

8 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

C8051F580-IM
Silicon Labs
1: $12.32
768In Stock

Mfr. Part No.
C8051F580-IM

Mouser Part No
634-C8051F580-IM

Silicon Labs

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

Learn More

Datasheet

768In Stock

$12.32

$10.22

$9.21

$8.98

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-48

8051

8 bit

24 MHz

128 kB

8.25 kB

12 bit

40 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU

C8051F342-GQ
Silicon Labs
1: $20.48
877In Stock
End of Life

Mfr. Part No.
C8051F342-GQ

Mouser Part No
634-C8051F342-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU

Learn More

Datasheet

877In Stock

$20.48

$17.03

$15.96

$14.68

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

48 MHz

64 kB

4.25 kB

10 bit

25 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8KB,24ADC,32Pin MCU

C8051F350-GQ
Silicon Labs
1: $13.36
610In Stock
End of Life

Mfr. Part No.
C8051F350-GQ

Mouser Part No
634-C8051F350-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8KB,24ADC,32Pin MCU

Datasheet

610In Stock

$13.36

$11.09

$10.37

$9.83

Quote

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

50 MHz

8 kB

768 B

24 bit

17 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU

C8051F381-GQ
Silicon Labs
1: $6.47
1,078In Stock
End of Life

Mfr. Part No.
C8051F381-GQ

Mouser Part No
634-C8051F381-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU

Learn More

Datasheet

1,078In Stock

$6.47

$5.37

$4.99

$4.52

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

48 MHz

64 kB

4.25 kB

10 bit

25 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU USB-Flash-64k-ADC-LQFP32

C8051F381-GQR
Silicon Labs
1: $6.47
1,280In Stock
End of Life

Mfr. Part No.
C8051F381-GQR

Mouser Part No
634-C8051F381-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU USB-Flash-64k-ADC-LQFP32

Datasheet

1,280In Stock

Cut Tape

$6.47

$5.37

$4.99

$4.52

Reel

$4.10

View

Min.: 1
Mult.: 1

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

48 MHz

64 kB

4.25 kB

10 bit

25 I/O

- 40 C

+ 85 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU

C8051F412-GQ
Silicon Labs
1: $14.00
496In Stock
1,250Expected 20/03/2026
End of Life

Mfr. Part No.
C8051F412-GQ

Mouser Part No
634-C8051F412-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU

Datasheet

496In Stock

1,250Expected 20/03/2026

$14.00

$11.32

$10.38

$9.42

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

50 MHz

16 kB

2.31 kB

12 bit

24 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU

C8051F412-GQR
Silicon Labs
1: $17.19
294In Stock
End of Life

Mfr. Part No.
C8051F412-GQR

Mouser Part No
634-C8051F412-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU

Datasheet

294In Stock

Cut Tape

$17.19

$13.49

$12.93

$11.40

Reel

$10.10

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

50 MHz

16 kB

2.31 kB

12 bit

24 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

C8051F503-IQ
Silicon Labs
1: $10.38
1,559In Stock
End of Life

Mfr. Part No.
C8051F503-IQ

Mouser Part No
634-C8051F503-IQ

End of Life

Silicon Labs

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

Datasheet

1,559In Stock

$10.38

$8.60

$8.02

$7.30

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFP-32

8051

8 bit

50 MHz

64 kB

4.25 kB

12 bit

25 I/O

- 40 C

+ 125 C

AEC-Q100

Tray

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU

C8051F506-IQ
Silicon Labs
1: $10.28
1,717In Stock
End of Life

Mfr. Part No.
C8051F506-IQ

Mouser Part No
634-C8051F506-IQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU

Datasheet

1,717In Stock

$10.28

$8.53

$7.95

$7.24

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFP-32

8051

8 bit

50 MHz

32 kB

4.25 kB

12 bit

25 I/O

- 40 C

+ 125 C

AEC-Q100

Tray

8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, DFN10

C8051F521A-IM
Silicon Labs
1: $4.47
2,359In Stock
End of Life

Mfr. Part No.
C8051F521A-IM

Mouser Part No
634-C8051F521A-IM

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, DFN10

Datasheet

2,359In Stock

$4.47

$4.46

$4.14

$3.68

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

8051

8 bit

25 MHz

8 kB

256 B

12 bit

6 I/O

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU

C8051F560-IQ
Silicon Labs
1: $7.45
511In Stock
End of Life

Mfr. Part No.
C8051F560-IQ

Mouser Part No
634-C8051F560-IQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU

Datasheet

511In Stock

$7.45

$6.18

$5.75

$5.23

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFP-32

8051

8 bit

50 MHz

32 kB

2.25 kB

12 bit

25 I/O

- 40 C

+ 125 C

AEC-Q100

Tray

8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 3V GREEN

AT89C51IC2T-RLTUL
Microchip Technology
1: $8.58
160In Stock

Mfr. Part No.
AT89C51IC2T-RLTUL

Mouser Part No
556-AT89C51IC2TLTUL

Microchip Technology

8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 3V GREEN

Learn More

Datasheet

160In Stock

$8.58

$7.86

$7.13

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

8051

8 bit

60 MHz

32 kB

1.25 kB

No ADC

34 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V

AT89C4051-24SU
Microchip Technology
1: $1.49
534In Stock

Mfr. Part No.
AT89C4051-24SU

Mouser Part No
556-A89C4051-24SU

Microchip Technology

8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V

Datasheet

534In Stock

$1.49

$1.37

$1.22

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

SOIC-20

8051

8 bit

24 MHz

4 kB

128 B

No ADC

15 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 12MHZ 4V-5.5V

AT89C4051-12SU
Microchip Technology
1: $1.50
34In Stock
555On Order

Mfr. Part No.
AT89C4051-12SU

Mouser Part No
556-A89C405112SU

Microchip Technology

8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 12MHZ 4V-5.5V

Datasheet

34In Stock

555On Order

$1.50

$1.38

$1.24

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

SOIC-20

8051

8 bit

12 MHz

4 kB

128 B

No ADC

15 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU C5130A 32K Flash USB

AT89C5131A-PUTUM
Microchip Technology
1: $7.56
155In Stock

Mfr. Part No.
AT89C5131A-PUTUM

Mouser Part No
556-A89C5131A-PUTUM

Microchip Technology

8-bit Microcontrollers - MCU C5130A 32K Flash USB

Datasheet

155In Stock

$7.56

$6.93

$6.28

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

8051

8 bit

48 MHz

32 kB

1 kB

No ADC

34 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU C51-CAN Bootloader CAN

AT89C51CC02CA-SISUM
Microchip Technology
1: $8.59
68In Stock

Mfr. Part No.
AT89C51CC02CA-SISUM

Mouser Part No
556-A89C51C02CASISUM

Microchip Technology

8-bit Microcontrollers - MCU C51-CAN Bootloader CAN

Learn More

Datasheet

68In Stock

$8.59

$7.88

$7.14

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-28

8051

8 bit

40 MHz

16 kB

512 B

10 bit

20 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU CTRL Bootloader CAN

AT89C51CC02CA-TISUM
Microchip Technology
1: $8.17
43In Stock

Mfr. Part No.
AT89C51CC02CA-TISUM

Mouser Part No
556-A89C51C02CATISUM

Microchip Technology

8-bit Microcontrollers - MCU CTRL Bootloader CAN

Learn More

Datasheet

43In Stock

$8.17

$7.50

$6.81

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

SOIC-28

8051

8 bit

40 MHz

16 kB

512 B

10 bit

20 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU CTRL Bootloader UART

AT89C51CC02UA-SISUM
Microchip Technology
1: $8.59
127In Stock

Mfr. Part No.
AT89C51CC02UA-SISUM

Mouser Part No
556-A89C51C02UASISUM

Microchip Technology

8-bit Microcontrollers - MCU CTRL Bootloader UART

Learn More

Datasheet

127In Stock

$8.59

$7.88

$7.14

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-28

8051

8 bit

40 MHz

16 kB

512 B

10 bit

20 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU CTRL Boodloader UART

AT89C51CC02UA-TISUM
Microchip Technology
1: $8.17
54In Stock

Mfr. Part No.
AT89C51CC02UA-TISUM

Mouser Part No
556-A89C51C02UATISUM

Microchip Technology

8-bit Microcontrollers - MCU CTRL Boodloader UART

Learn More

Datasheet

54In Stock

$8.17

$7.50

$6.81

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

SOIC-28

8051

8 bit

40 MHz

16 kB

512 B

10 bit

20 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V - 24MHZ 5V

AT89C51RC-24JU
Microchip Technology
1: $4.66
275In Stock

Mfr. Part No.
AT89C51RC-24JU

Mouser Part No
556-A89C51RC-24JU

Microchip Technology

8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V - 24MHZ 5V

Learn More

Datasheet

275In Stock

$4.66

$4.29

$4.23

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-44

8051

8 bit

24 MHz

32 kB

512 B

No ADC

32 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 20K FLASH - 24MHZ

AT89C55WD-24AU
Microchip Technology
1: $3.16
61In Stock

Mfr. Part No.
AT89C55WD-24AU

Mouser Part No
556-A89C55WD-24AU

Microchip Technology

8-bit Microcontrollers - MCU 20K FLASH - 24MHZ

Datasheet

61In Stock

$3.16

$2.90

$2.88

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

8051

8 bit

24 MHz

20 kB

256 B

No ADC

32 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU SINGLE CYCLE 2K FLASH-20MHZ 2.4-5.5V

AT89LP2052-20XU
Microchip Technology
1: $2.77
8In Stock

Mfr. Part No.
AT89LP2052-20XU

Mouser Part No
556-A89LP2052-20XU

Microchip Technology

8-bit Microcontrollers - MCU SINGLE CYCLE 2K FLASH-20MHZ 2.4-5.5V

Datasheet

8In Stock

$2.77

$2.55

$2.50

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TSSOP-20

8051

8 bit

20 MHz

2 kB

256 B

15 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V

AT89LS52-16AU
Microchip Technology
1: $2.29
188In Stock

Mfr. Part No.
AT89LS52-16AU

Mouser Part No
556-A89LS52-16AU

Microchip Technology

8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V

Datasheet

188In Stock

$2.29

$2.09

$1.90

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

8051

8 bit

16 MHz

8 kB

256 B

No ADC

32 I/O

- 40 C

+ 85 C

Tray

8051 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Customer Service Office

Company

Resources

Support

BGA-82
LGA-42
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

128 B
256 B
512 B
768 B
1 kB
1.2 kB
1.25 kB
1.28 kB
1.54 kB
1.75 kB
2 KB
2 kB
2.25 kB
2.3 kB
2.31 kB
3.25 kB
4 kB
4.25 kB
4.35 kB
4352 B

4 I/O
5 I/O
6 I/O
7 I/O
8 I/O
9 I/O
11 I/O
12 I/O
13 I/O
15 I/O
16 I/O
17 I/O
18 I/O
19 I/O
20 I/O
21 I/O
23 I/O
24 I/O
25 I/O
26 I/O