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8051 Core Embedded Processors & Controllers

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Types of Embedded Processors & Controllers

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Results: 553

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Core = 8051

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Part #

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

C8051F506-IM
Silicon Labs
1: Rp227.674
6In Stock

Mfr. Part No.
C8051F506-IM

Mouser Part No
634-C8051F506-IM

Silicon Labs

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

Datasheet

6In Stock

Rp227.674

Rp185.111

Rp176.489

Rp153.189

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

25 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V

CY8C3244AXI-153
Infineon Technologies
1: Rp206.943
33In Stock

Mfr. Part No.
CY8C3244AXI-153

Mouser Part No
727-CY8C3244AXI-153

Infineon Technologies

8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

33In Stock

Rp206.943

Rp161.078

Rp146.218

Rp117.598

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

70 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3246LTI-149
Infineon Technologies
1: Rp263.449
8In Stock

Mfr. Part No.
CY8C3246LTI-149

Mouser Part No
727-CY8C3246LTI-149

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

8In Stock

Rp263.449

Rp204.558

Rp184.561

Rp173.920

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-68

8051

46 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O

CY8C3246LTI-149T
Infineon Technologies
1: Rp266.567
23In Stock

Mfr. Part No.
CY8C3246LTI-149T

Mouser Part No
727-CY8C3246LTI-149T

Infineon Technologies

8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O

Learn More

Datasheet

23In Stock

Cut Tape

Rp266.567

Rp202.356

Rp194.101

Rp170.985

View

Reel

Rp143.649

Min.: 1
Mult.: 1

: 2.000

SMD/SMT

QFN-68

8051

46 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O

CY8C3446AXI-099T
Infineon Technologies
1: Rp305.094
113In Stock

Mfr. Part No.
CY8C3446AXI-099T

Mouser Part No
727-CY8C3446AXI-099T

Infineon Technologies

8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O

Learn More

Datasheet

113In Stock

Cut Tape

Rp305.094

Rp239.232

Rp215.382

Rp203.824

View

Reel

Rp166.398

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

SMD/SMT

TQFP-100

8051

72 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3446LTI-085
Infineon Technologies
1: Rp296.288
6In Stock

Mfr. Part No.
CY8C3446LTI-085

Mouser Part No
727-CY8C3446LTI-085

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

6In Stock

Rp296.288

Rp231.893

Rp208.777

Rp197.403

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-68

8051

48 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64KB,10ADC,100Pin MCU

C8051F022-GQ
Silicon Labs
1: Rp649.632
7In Stock
End of Life

Mfr. Part No.
C8051F022-GQ

Mouser Part No
634-C8051F022-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 64KB,10ADC,100Pin MCU

Datasheet

7In Stock

Rp649.632

Rp543.042

Rp503.598

Rp493.874

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

64 I/O

8 bit

8 bit, 10 bit

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

C8051F064-GQ
Silicon Labs
1: Rp611.289
2In Stock
End of Life

Mfr. Part No.
C8051F064-GQ

Mouser Part No
634-C8051F064-GQ

End of Life

Silicon Labs

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

Datasheet

2In Stock

Rp611.289

Rp492.590

Rp458.100

Rp419.756

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

59 I/O

8 bit

16 bit

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

C8051F120-GQ
Silicon Labs
1: Rp988.666
5In Stock
2.250Expected 25/09/2026
End of Life

Mfr. Part No.
C8051F120-GQ

Mouser Part No
634-C8051F120-GQ

End of Life

Silicon Labs

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

Datasheet

5In Stock

2.250Expected 25/09/2026

Rp988.666

Rp819.332

Rp719.530

Rp698.249

Quote

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 128 kB 8-bit MCU

C8051F125-GQ
Silicon Labs
1: Rp855.841
5In Stock
End of Life

Mfr. Part No.
C8051F125-GQ

Mouser Part No
634-C8051F125-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

Datasheet

5In Stock

Rp855.841

Rp707.789

Rp678.068

Rp642.477

Rp642.110

Min.: 1
Mult.: 1

SMD/SMT

TQFP-64

8051

32 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

C8051F127-GQ
Silicon Labs
1: Rp733.657
22In Stock
End of Life

Mfr. Part No.
C8051F127-GQ

Mouser Part No
634-C8051F127-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

Datasheet

22In Stock

Rp733.657

Rp614.958

Rp579.917

Rp528.181

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-64

8051

32 I/O

8 bit

8 bit, 10 bit

8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU

C8051F131-GQR
Silicon Labs
1: Rp633.120
20In Stock
End of Life

Mfr. Part No.
C8051F131-GQR

Mouser Part No
634-C8051F131-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU

Datasheet

20In Stock

Cut Tape

Rp633.120

Rp529.832

Rp499.929

Reel

Rp496.443

Min.: 1
Mult.: 1

: 500

SMD/SMT

TQFP-64

8051

32 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 100MIPS,64KB,10ADC,100Pin MCU

C8051F132-GQ
Silicon Labs
1: Rp571.661
60In Stock
End of Life

Mfr. Part No.
C8051F132-GQ

Mouser Part No
634-C8051F132-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 100MIPS,64KB,10ADC,100Pin MCU

Datasheet

60In Stock

Rp571.661

Rp497.910

Rp441.038

Rp423.976

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

64 I/O

8 bit

10 bit

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

C8051F384-GQ
Silicon Labs
1: Rp154.840
202In Stock
End of Life

Mfr. Part No.
C8051F384-GQ

Mouser Part No
634-C8051F384-GQ

End of Life

Silicon Labs

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

Learn More

Datasheet

202In Stock

Rp154.840

Rp116.130

Rp109.526

Rp96.867

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-48

8051

40 I/O

8 bit

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

C8051F500-IQ
Silicon Labs
1: Rp253.358
149In Stock
End of Life

Mfr. Part No.
C8051F500-IQ

Mouser Part No
634-C8051F500-IQ

End of Life

Silicon Labs

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

Datasheet

149In Stock

Rp253.358

Rp201.806

Rp186.762

Rp171.168

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-48

8051

40 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 50 MIPS, 64 kB, 4 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFP48

C8051F500-IQR
Silicon Labs
1: Rp241.250
23In Stock
End of Life

Mfr. Part No.
C8051F500-IQR

Mouser Part No
634-C8051F500-IQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 64 kB, 4 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFP48

Datasheet

23In Stock

Cut Tape

Rp241.250

Rp190.065

Rp180.158

Rp166.215

Reel

Rp165.114

MouseReel Available

Min.: 1
Mult.: 1

: 500

SMD/SMT

TQFP-48

8051

40 I/O

8 bit

12 bit

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

C8051F501-IQ
Silicon Labs
1: Rp228.591
88In Stock
End of Life

Mfr. Part No.
C8051F501-IQ

Mouser Part No
634-C8051F501-IQ

End of Life

Silicon Labs

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

Datasheet

88In Stock

Rp228.591

Rp183.277

Rp168.416

Rp154.657

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-48

8051

40 I/O

8 bit

12 bit

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

C8051F503-IM
Silicon Labs
1: Rp231.527
44In Stock
End of Life

Mfr. Part No.
C8051F503-IM

Mouser Part No
634-C8051F503-IM

End of Life

Silicon Labs

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

Datasheet

44In Stock

Rp231.527

Rp188.230

Rp179.424

Rp155.758

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

25 I/O

8 bit

12 bit

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

C8051F505-IQ
Silicon Labs
1: Rp238.681
21In Stock
End of Life

Mfr. Part No.
C8051F505-IQ

Mouser Part No
634-C8051F505-IQ

End of Life

Silicon Labs

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

Datasheet

21In Stock

Rp238.681

Rp194.101

Rp185.111

Rp160.711

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-48

8051

40 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 50 MIPS, 32 kB, 4 kB, SPI, UART, I2C, QFP48

C8051F505-IQR
Silicon Labs
1: Rp238.498
1In Stock
End of Life

Mfr. Part No.
C8051F505-IQR

Mouser Part No
634-C8051F505-IQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 32 kB, 4 kB, SPI, UART, I2C, QFP48

Datasheet

1In Stock

Cut Tape

Rp238.498

Rp193.917

Rp184.928

Rp160.528

Rp153.373

Reel

Rp147.135

Min.: 1
Mult.: 1

: 500

SMD/SMT

8051

40 I/O

8 bit

12 bit

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

C8051F581-IM
Silicon Labs
1: Rp320.872
107In Stock
End of Life

Mfr. Part No.
C8051F581-IM

Mouser Part No
634-C8051F581-IM

End of Life

Silicon Labs

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

Learn More

Datasheet

107In Stock

Rp320.872

Rp243.818

Rp233.728

Rp205.842

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-48

8051

40 I/O

8 bit

12 bit

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

C8051F581-IQ
Silicon Labs
1: Rp318.670
15In Stock
End of Life

Mfr. Part No.
C8051F581-IQ

Mouser Part No
634-C8051F581-IQ

End of Life

Silicon Labs

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

Learn More

Datasheet

15In Stock

Rp318.670

Rp259.596

Rp233.912

Rp214.098

Rp205.475

Min.: 1
Mult.: 1

SMD/SMT

QFP-48

8051

40 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, SPI, 2xUART, I2C, QFP48

C8051F581-IQR
Silicon Labs
1: Rp323.440
15In Stock
End of Life

Mfr. Part No.
C8051F581-IQR

Mouser Part No
634-C8051F581-IQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, SPI, 2xUART, I2C, QFP48

Datasheet

15In Stock

Cut Tape

Rp323.440

Rp252.441

Rp228.041

Rp208.961

Reel

Rp193.734

MouseReel Available

Min.: 1
Mult.: 1

: 500

SMD/SMT

QFN-48

8051

40 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64KB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN24

C8051F931-G-GM
Silicon Labs
1: Rp104.205
310In Stock
End of Life

Mfr. Part No.
C8051F931-G-GM

Mouser Part No
634-C8051F931-G-GM

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 64KB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN24

Learn More

Datasheet

310In Stock

Rp104.205

Rp86.593

Rp73.017

Rp69.715

View

Min.: 1
Mult.: 1

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, QFN24

C8051F931-G-GMR
Silicon Labs
1: Rp108.425
99In Stock
End of Life

Mfr. Part No.
C8051F931-G-GMR

Mouser Part No
634-C8051F931-G-GMR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 64KB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN24

Learn More

Datasheet

99In Stock

Cut Tape

Rp108.425

Rp88.428

Rp76.870

Rp72.834

Reel

Rp57.606

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

SMD/SMT

8051

16 I/O

8 bit

10 bit

8051 Core 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