8051 Core – Mouser Singapore

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Part #

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

C8051F581-IQ
Silicon Labs
1: $19.32
57In 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

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Datasheet

57In Stock

$19.32

$16.03

$14.97

$13.69

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Min.: 1
Mult.: 1

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

C8051F931-G-GM
Silicon Labs
1: $6.52
331In 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

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Datasheet

331In Stock

$6.52

$5.42

$4.57

$4.36

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Min.: 1
Mult.: 1

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

C8051F931-G-GMR
Silicon Labs
1: $6.52
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

$6.52

$5.42

$5.05

$4.55

Reel

$3.79

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

8-bit Microcontrollers - MCU 32kB Flash 1280B RAM 2.7V-5.5V

AT89C51RC2-SLSUL
Microchip Technology
1: $13.44
4In Stock

Mfr. Part No.
AT89C51RC2-SLSUL

Mouser Part No
556-A89C51RC2SLSUL

Microchip Technology

8-bit Microcontrollers - MCU 32kB Flash 1280B RAM 2.7V-5.5V

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Datasheet

4In Stock

$13.44

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8Bit MCU Low Power

AT89C55WD-24AUR
Microchip Technology
1: $4.82
459In Stock

Mfr. Part No.
AT89C55WD-24AUR

Mouser Part No
556-AT89C55WD-24AUR

Microchip Technology

8-bit Microcontrollers - MCU 8Bit MCU Low Power

Datasheet

459In Stock

Cut Tape

$4.82

$4.42

$4.34

Reel

$4.34

Quote

Min.: 1
Mult.: 1

: 2,000

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

C8051F301-GM
Silicon Labs
1: $9.63
12In Stock

Mfr. Part No.
C8051F301-GM

Mouser Part No
634-C8051F301-GM

Silicon Labs

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

Datasheet

12In Stock

$9.63

$7.69

$7.23

$6.39

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Min.: 1
Mult.: 1

Programmers - Processor Based FlashPro-CC STD. FOR TI CHIPCON MCU

FlashPro-CC-STD
Elprotronic
1: $415.61
1In Stock

Mfr. Part No.
FlashPro-CC-STD

Mouser Part No
715-FLASHPRO-CC-STD

Elprotronic

Programmers - Processor Based FlashPro-CC STD. FOR TI CHIPCON MCU

Datasheet

1In Stock

$415.61

Min.: 1
Mult.: 1

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

CY8C3446LTI-073
Infineon Technologies
1: $19.88
2,600Expected 18/6/2026

Mfr. Part No.
CY8C3446LTI-073

Mouser Part No
727-CY8C3446LTI-073

Infineon Technologies

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

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Datasheet

2,600Expected 18/6/2026

$19.88

$15.85

$14.78

$13.62

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Min.: 1
Mult.: 1

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

AT89LP51ID2-20AU
Microchip Technology
1: $8.38
440Expected 13/8/2026

Mfr. Part No.
AT89LP51ID2-20AU

Mouser Part No
556-AT89LP51ID2-20AU

Microchip Technology

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

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Datasheet

440Expected 13/8/2026

$8.38

Min.: 1
Mult.: 1

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

C8051F021-GQR
Silicon Labs
1: $50.46
399Expected 9/6/2026

Mfr. Part No.
C8051F021-GQR

Mouser Part No
634-C8051F021-GQR

Silicon Labs

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

Datasheet

399Expected 9/6/2026

Cut Tape

$50.46

$42.26

$39.82

$36.99

$35.60

Reel

$34.74

MouseReel Available

Min.: 1
Mult.: 1

: 500

8-bit Microcontrollers - MCU 32KB,12ADC,48Pin MCU

C8051F006-GQ
Silicon Labs
1: $38.91
1,101Expected 11/9/2026
End of Life

Mfr. Part No.
C8051F006-GQ

Mouser Part No
634-C8051F006-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 32KB,12ADC,48Pin MCU

Datasheet

1,101Expected 11/9/2026

$38.91

$32.46

$30.51

$28.22

View

Min.: 1
Mult.: 1

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

C8051F121-GQ
Silicon Labs
1: $60.85
1,305On Order
End of Life

Mfr. Part No.
C8051F121-GQ

Mouser Part No
634-C8051F121-GQ

End of Life

Silicon Labs

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

Datasheet

1,305On Order

$60.85

$51.11

$48.26

$44.09

View

Min.: 1
Mult.: 1

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

C8051F125-GQ
Silicon Labs
1: $53.78
800Expected 23/7/2026
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

800Expected 23/7/2026

$53.78

$45.08

$42.51

$38.73

View

Min.: 1
Mult.: 1

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

C8051F336-GMR
Silicon Labs
1: $15.12
1,458Expected 6/8/2026

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

1,458Expected 6/8/2026

Cut Tape

$15.12

$12.43

$11.58

$10.41

View

Reel

$8.52

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

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

C8051F330-GM
Silicon Labs
1: $13.00
1,911Expected 23/10/2026
NRND

Mfr. Part No.
C8051F330-GM

Mouser Part No
634-C8051F330-GM

NRND

Silicon Labs

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

Datasheet

1,911Expected 23/10/2026

$13.00

$10.68

$9.04

$8.65

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8kB/768B RAM, QFN20 OTP available (T631-GM)

C8051F331-GMR
Silicon Labs
1: $14.76
1,500Expected 20/10/2026
NRND

Mfr. Part No.
C8051F331-GMR

Mouser Part No
634-C8051F331-GMR

NRND

Silicon Labs

8-bit Microcontrollers - MCU 8kB/768B RAM, QFN20 OTP available (T631-GM)

Datasheet

1,500Expected 20/10/2026

Cut Tape

$14.76

$11.41

$10.88

$9.45

View

Reel

$7.31

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Development Boards & Kits - 8051 An evaluation/development Kit for Nuvoton 8051

NK-ML51SD
Nuvoton
1: $45.11
7Expected 28/5/2026

Mfr. Part No.
NK-ML51SD

Mouser Part No
503-NK-ML51SD

Nuvoton

Development Boards & Kits - 8051 An evaluation/development Kit for Nuvoton 8051

Datasheet

7Expected 28/5/2026

$45.11

Min.: 1
Mult.: 1

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

AT89C4051-12SU
Microchip Technology
1: $2.09
552On 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

552On Order

$2.09

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC

AT89S2051-24SU
Microchip Technology
1: $3.63
504Expected 22/6/2026

Mfr. Part No.
AT89S2051-24SU

Mouser Part No
556-A89S2051-24SU

Microchip Technology

8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC

Datasheet

504Expected 22/6/2026

$3.63

Min.: 1
Mult.: 1

Development Boards & Kits - 8051 EFM8 BB52 Pro Kit

BB52-PK5206B
Silicon Labs
1: $129.27
7Expected 10/8/2026

Mfr. Part No.
BB52-PK5206B

Mouser Part No
634-BB52-PK5206B

Silicon Labs

Development Boards & Kits - 8051 EFM8 BB52 Pro Kit

Learn More

Datasheet

7Expected 10/8/2026

$129.27

Min.: 1
Mult.: 1

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

C8051F040-GQ
Silicon Labs
1: $35.07
119Expected 3/7/2026
End of Life

Mfr. Part No.
C8051F040-GQ

Mouser Part No
634-C8051F040-GQ

End of Life

Silicon Labs

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

Datasheet

119Expected 3/7/2026

$35.07

$30.59

$27.65

$27.02

View

Min.: 1
Mult.: 1

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

C8051F531-C-IT
Silicon Labs
1: $8.74
1,551Expected 30/10/2026
End of Life

Mfr. Part No.
C8051F531-C-IT

Mouser Part No
634-C8051F531-C-IT

End of Life

Silicon Labs

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

Datasheet

1,551Expected 30/10/2026

$8.74

$7.26

$6.23

$5.95

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SINGLE CYC 4K FLASH -20MHZ 2.4-5.5V

AT89LP4052-20XU
Microchip Technology
1: $3.89
294Expected 21/9/2026

Mfr. Part No.
AT89LP4052-20XU

Mouser Part No
556-A89LP4052-20XU

Microchip Technology

8-bit Microcontrollers - MCU SINGLE CYC 4K FLASH -20MHZ 2.4-5.5V

Datasheet

294Expected 21/9/2026

$3.89

Min.: 1
Mult.: 1

Development Boards & Kits - Other Processors Pimoroni Inventor HAT Mini for Raspberry Pi - PIM672

5736
Adafruit
1: $52.04
10Factory Stock Available

Mfr. Part No.
5736

Mouser Part No
485-5736

Adafruit

Development Boards & Kits - Other Processors Pimoroni Inventor HAT Mini for Raspberry Pi - PIM672

10Factory Stock Available

More Info Available

$52.04

Min.: 1
Mult.: 1

Programmers - Processor Based

EzISP Board
Lumissil
1: $92.44
2On Order

Mfr. Part No.
EzISP Board

Mouser Part No
870-EZISPBOARD

Lumissil

Programmers - Processor Based

Datasheet

2On Order

$92.44

Min.: 1
Mult.: 1

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