8051 Core – Mouser United Kingdom

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Part #

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

DS89C450-MNL+
Analog Devices / Maxim Integrated
1: £39.26
443In Stock

Mfr. Part No.
DS89C450-MNL+

Mouser Part No
700-DS89C450-MNL

Analog Devices / Maxim Integrated

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

Datasheet

443In Stock

£39.26

£33.87

£32.45

£29.41

£27.63

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 32K Flash 4K SRAM 8bit 67 MHz

CY8C3666LTI-203
Infineon Technologies
1: £9.94
2,835In Stock

Mfr. Part No.
CY8C3666LTI-203

Mouser Part No
727-CY8C3666LTI-203

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flash 4K SRAM 8bit 67 MHz

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Datasheet

2,835In Stock

£9.94

£7.87

£7.36

£7.00

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB

CY8C3866AXI-040T
Infineon Technologies
1: £18.70
851In Stock

Mfr. Part No.
CY8C3866AXI-040T

Mouser Part No
727-CY8C3866AXI-040T

Infineon Technologies

8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB

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Datasheet

851In Stock

Cut Tape

£18.70

£15.04

£14.13

£13.11

View

Reel

£11.98

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

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

C8051F043-GQ
Silicon Labs
1: £17.33
862In Stock
NRND

Mfr. Part No.
C8051F043-GQ

Mouser Part No
634-C8051F043-GQ

NRND

Silicon Labs

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

Datasheet

862In Stock

£17.33

£14.42

£13.53

£12.20

View

Min.: 1
Mult.: 1

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

C8051F045-GQ
Silicon Labs
1: £14.15
778In Stock
NRND

Mfr. Part No.
C8051F045-GQ

Mouser Part No
634-C8051F045-GQ

NRND

Silicon Labs

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

Datasheet

778In Stock

£14.15

£11.77

£11.02

£9.88

View

Min.: 1
Mult.: 1

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

C8051F060-GQ
Silicon Labs
1: £27.64
751In Stock
NRND

Mfr. Part No.
C8051F060-GQ

Mouser Part No
634-C8051F060-GQ

NRND

Silicon Labs

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

Datasheet

751In Stock

£27.64

£23.14

£20.37

£19.76

£19.49

Min.: 1
Mult.: 1

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

C8051F124-GQ
Silicon Labs
1: £30.06
1,280In Stock
NRND

Mfr. Part No.
C8051F124-GQ

Mouser Part No
634-C8051F124-GQ

NRND

Silicon Labs

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

Datasheet

1,280In Stock

£30.06

£25.21

£22.23

£21.59

£21.37

Min.: 1
Mult.: 1

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

C8051F125-GQ
Silicon Labs
1: £29.04
494In Stock
800Expected 17/04/2026
NRND

Mfr. Part No.
C8051F125-GQ

Mouser Part No
634-C8051F125-GQ

NRND

Silicon Labs

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

Datasheet

494In Stock

800Expected 17/04/2026

£29.04

£24.35

£22.96

£20.92

£20.59

Min.: 1
Mult.: 1

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

C8051F131-GQ
Silicon Labs
1: £24.08
438In Stock
NRND

Mfr. Part No.
C8051F131-GQ

Mouser Part No
634-C8051F131-GQ

NRND

Silicon Labs

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

Datasheet

438In Stock

£24.08

£20.13

£18.94

£17.19

£16.76

Min.: 1
Mult.: 1

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

C8051F580-IQ
Silicon Labs
1: £10.94
3,821In Stock

Mfr. Part No.
C8051F580-IQ

Mouser Part No
634-C8051F580-IQ

Silicon Labs

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

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Datasheet

3,821In Stock

£10.94

£9.08

£8.48

£7.76

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, CAN2.0, LIN 2.1, SPI, 2xUART, I2C, QFP48

C8051F580-IQR
Silicon Labs
1: £10.94
5,327In Stock

Mfr. Part No.
C8051F580-IQR

Mouser Part No
634-C8051F580-IQR

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, CAN2.0, LIN 2.1, SPI, 2xUART, I2C, QFP48

Datasheet

5,327In Stock

Cut Tape

£10.94

£9.08

£8.48

£7.76

Reel

£7.16

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

C8051F581-IM
Silicon Labs
1: £12.45
274In Stock

Mfr. Part No.
C8051F581-IM

Mouser Part No
634-C8051F581-IM

Silicon Labs

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

Learn More

Datasheet

274In Stock

£12.45

£9.99

£9.29

£8.43

View

Min.: 1
Mult.: 1

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

DS87C520-MNL+
Analog Devices / Maxim Integrated
1: £62.77
304In Stock

Mfr. Part No.
DS87C520-MNL+

Mouser Part No
700-DS87C520-MNL

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

304In Stock

£62.77

£52.18

£49.66

£46.63

Quote

Min.: 1
Mult.: 1

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

DS87C520-QCL+
Analog Devices / Maxim Integrated
1: £50.68
299In 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

299In Stock

£50.68

£41.79

£39.74

£37.13

£35.96

Min.: 1
Mult.: 1

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

DS87C520-QNL+
Analog Devices / Maxim Integrated
1: £58.90
1,216In Stock

Mfr. Part No.
DS87C520-QNL+

Mouser Part No
700-DS87C520-QNL

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

1,216In Stock

£58.90

£48.95

£46.59

£43.75

Quote

Min.: 1
Mult.: 1

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

C8051F342-GQ
Silicon Labs
1: £15.37
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

£15.37

£12.79

£11.99

£11.02

View

Min.: 1
Mult.: 1

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

C8051F503-IQ
Silicon Labs
1: £7.80
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

£7.80

£6.46

£6.02

£5.48

View

Min.: 1
Mult.: 1

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

C8051F506-IQ
Silicon Labs
1: £7.72
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

£7.72

£6.41

£5.97

£5.44

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 5V GREEN

AT89C51IC2T-RLTUM
Microchip Technology
1: £6.29
180In Stock

Mfr. Part No.
AT89C51IC2T-RLTUM

Mouser Part No
556-AT89C51IC2TLTUM

Microchip Technology

8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 5V GREEN

Learn More

Datasheet

180In Stock

£6.29

£5.76

£5.23

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU C51RB2 FLASH 16k TQFP44 ind 3V GREEN

AT89C51RB2T-RLRUL
Microchip Technology
1: £5.83
2,000In Stock

Mfr. Part No.
AT89C51RB2T-RLRUL

Mouser Part No
556-AT89C51RB2TLRUL

Microchip Technology

8-bit Microcontrollers - MCU C51RB2 FLASH 16k TQFP44 ind 3V GREEN

Learn More

Datasheet

2,000In Stock

Cut Tape

£5.83

£5.35

£4.85

Reel

£4.85

Min.: 1
Mult.: 1

Reel: 2,000

Development Boards & Kits - 8051 EFM8BB50 Explorer Kit

BB50-EK2702A
Silicon Labs
1: £23.68
5In Stock

Mfr. Part No.
BB50-EK2702A

Mouser Part No
634-BB50-EK2702A

Silicon Labs

Development Boards & Kits - 8051 EFM8BB50 Explorer Kit

Learn More

Datasheet

5In Stock

£23.68

Min.: 1
Mult.: 1

RF System on a Chip - SoC Sys-on-Chip Solution Transient Response A 839-CC2430-F128-RV-B

CC2430ZF128RTCR
Texas Instruments
1: £12.36
903In Stock
NRND

Mfr. Part No.
CC2430ZF128RTCR

Mouser Part No
595-CC2430ZF128RTCR

NRND

Texas Instruments

RF System on a Chip - SoC Sys-on-Chip Solution Transient Response A 839-CC2430-F128-RV-B

Datasheet

903In Stock

Cut Tape

£12.36

£10.76

£10.21

£9.45

View

Reel

£7.99

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

8-bit Microcontrollers - MCU 20 PINS UART 2K FLASH-24MHZ 4-5.5V

AT89C2051-24SU
Microchip Technology
1: £1.08
2,181In Stock

Mfr. Part No.
AT89C2051-24SU

Mouser Part No
556-A89C2051-24SU

Microchip Technology

8-bit Microcontrollers - MCU 20 PINS UART 2K FLASH-24MHZ 4-5.5V

Datasheet

2,181In Stock

£1.08

£0.995

£0.899

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU C51AC2 32K FLASHADC EEP 5V

AT89C51AC2-SLSUM
Microchip Technology
1: £7.74
177In Stock

Mfr. Part No.
AT89C51AC2-SLSUM

Mouser Part No
556-A89C51AC2SLSUM

Microchip Technology

8-bit Microcontrollers - MCU C51AC2 32K FLASHADC EEP 5V

Learn More

Datasheet

177In Stock

£7.74

£7.10

£6.43

Min.: 1
Mult.: 1

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

AT89C51CC01UA-SLSUM
Microchip Technology
1: £7.18
1,167In 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

1,167In Stock

£7.18

£6.57

£5.96

Min.: 1
Mult.: 1

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