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8051 Core Semiconductors

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Core = 8051

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Part #

8-bit Microcontrollers - MCU C51AC3 64K FLASHADC EEP 5V

AT89C51AC3-SLSUM
Microchip Technology
1: £8.05
437In Stock

Mfr. Part No.
AT89C51AC3-SLSUM

Mouser Part No
556-A89C51AC3SLSUM

Microchip Technology

8-bit Microcontrollers - MCU C51AC3 64K FLASHADC EEP 5V

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Datasheet

437In Stock

£8.05

£7.39

£6.69

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 64K FLASH 32KHz 3.5-5V Ind.

AT89C51ID2-SLSUM
Microchip Technology
1: £9.52
516In Stock

Mfr. Part No.
AT89C51ID2-SLSUM

Mouser Part No
556-A89C51ID2SLSUM

Microchip Technology

8-bit Microcontrollers - MCU 64K FLASH 32KHz 3.5-5V Ind.

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Datasheet

516In Stock

£9.52

£8.71

£7.90

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind

AT89C51RB2-SLSUL
Microchip Technology
1: £6.12
316In Stock

Mfr. Part No.
AT89C51RB2-SLSUL

Mouser Part No
556-A89C51RB2SLSUL

Microchip Technology

8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind

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Datasheet

316In Stock

£6.12

£5.62

£5.07

Min.: 1
Mult.: 1

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

AT89LP4052-20PU
Microchip Technology
1: £2.02
617In Stock

Mfr. Part No.
AT89LP4052-20PU

Mouser Part No
556-A89LP4052-20PU

Microchip Technology

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

Datasheet

617In Stock

£2.02

£1.85

Min.: 1
Mult.: 1

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

AT89S2051-24SU
Microchip Technology
1: £1.96
676In Stock

Mfr. Part No.
AT89S2051-24SU

Mouser Part No
556-A89S2051-24SU

Microchip Technology

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

Datasheet

676In Stock

£1.96

£1.80

£1.63

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V

AT89S8253-24PU
Microchip Technology
1: £3.34
991In Stock

Mfr. Part No.
AT89S8253-24PU

Mouser Part No
556-A89S8253-24PU

Microchip Technology

8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V

Datasheet

991In Stock

£3.34

£3.07

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU MCU 8-Bit HI Perform ROMless 3-5V

AT80C51RD2-SLSUM
Microchip Technology
1: £3.08
1,184In Stock

Mfr. Part No.
AT80C51RD2-SLSUM

Mouser Part No
556-AT80C51RD2-SLSUM

Microchip Technology

8-bit Microcontrollers - MCU MCU 8-Bit HI Perform ROMless 3-5V

Datasheet

1,184In Stock

£3.08

£2.84

£2.83

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 24MHZ, PLCC, IND TEMP, GREEN, 5V

AT89C55WD-24JU
Microchip Technology
1: £3.50
615In Stock

Mfr. Part No.
AT89C55WD-24JU

Mouser Part No
556-AT89C55WD-24JU

Microchip Technology

8-bit Microcontrollers - MCU 24MHZ, PLCC, IND TEMP, GREEN, 5V

Datasheet

615In Stock

£3.50

£3.22

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20K FLASH - 24MHZ IND TEMP 5V

AT89C55WD-24PU
Microchip Technology
1: £3.87
959In Stock

Mfr. Part No.
AT89C55WD-24PU

Mouser Part No
556-AT89C55WD-24PU

Microchip Technology

8-bit Microcontrollers - MCU 20K FLASH - 24MHZ IND TEMP 5V

Datasheet

959In Stock

£3.87

£3.55

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V

AT89LP51RB2-20JU
Microchip Technology
1: £3.03
776In Stock

Mfr. Part No.
AT89LP51RB2-20JU

Mouser Part No
556-AT89LP51RB2-20JU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V

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Datasheet

776In Stock

£3.03

£2.78

£2.52

Min.: 1
Mult.: 1

RF System on a Chip - SoC 2.4GHz Radio Trnscvr 8051 MCU A 595-CC25 A 595-CC2510F32RHHT

CC2510F32RHHR
Texas Instruments
1: £4.91
924In Stock

Mfr. Part No.
CC2510F32RHHR

Mouser Part No
595-CC2510F32RHHR

Texas Instruments

RF System on a Chip - SoC 2.4GHz Radio Trnscvr 8051 MCU A 595-CC25 A 595-CC2510F32RHHT

Datasheet

924In Stock

Cut Tape

£4.91

£4.26

£4.03

£3.73

View

Reel

£3.10

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

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

C8051F021-GQ
Silicon Labs
1: £27.26
304In Stock

Mfr. Part No.
C8051F021-GQ

Mouser Part No
634-C8051F021-GQ

Silicon Labs

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

Datasheet

304In Stock

£27.26

£22.82

£21.51

£19.56

£19.21

Min.: 1
Mult.: 1

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

C8051F021-GQR
Silicon Labs
1: £27.26
93In Stock

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

93In Stock

Cut Tape

£27.26

£22.82

£21.51

£19.97

£19.22

Reel

£19.21

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

C8051F022-GQ
Silicon Labs
1: £22.87
526In Stock

Mfr. Part No.
C8051F022-GQ

Mouser Part No
634-C8051F022-GQ

Silicon Labs

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

Datasheet

526In Stock

£22.87

£19.11

£16.73

£16.21

View

Min.: 1
Mult.: 1

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

C8051F023-GQR
Silicon Labs
1: £21.37
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

£21.37

£17.84

£16.77

£15.51

£14.89

Reel

£14.71

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

C8051F300-GMR
Silicon Labs
1: £4.85
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

£4.85

£4.02

£3.74

£3.38

View

Reel

£2.92

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

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

C8051F580-IM
Silicon Labs
1: £9.25
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

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Datasheet

768In Stock

£9.25

£7.67

£7.01

Min.: 1
Mult.: 1

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

C8051F350-GQ
Silicon Labs
1: £11.66
608In 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

608In Stock

£11.66

£9.67

£9.04

£8.57

Min.: 1
Mult.: 1

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

C8051F381-GQ
Silicon Labs
1: £4.85
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

£4.85

£4.03

£3.75

£3.40

View

Min.: 1
Mult.: 1

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

C8051F381-GQR
Silicon Labs
1: £4.85
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

£4.85

£4.03

£3.75

£3.40

Reel

£3.08

View

Min.: 1
Mult.: 1

Reel: 500

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

C8051F412-GQ
Silicon Labs
1: £10.51
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

£10.51

£8.50

£7.80

£7.07

£6.76

Min.: 1
Mult.: 1

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

C8051F412-GQR
Silicon Labs
1: £12.90
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

£12.90

£10.13

£9.71

£8.56

Reel

£7.59

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

C8051F521A-IM
Silicon Labs
1: £3.35
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

£3.35

£3.11

£2.76

£2.57

View

Min.: 1
Mult.: 1

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

C8051F560-IQ
Silicon Labs
1: £5.60
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

£5.60

£4.64

£4.32

£4.11

Min.: 1
Mult.: 1

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

AT89C51IC2T-RLTUL
Microchip Technology
1: £6.44
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

£6.44

£5.90

£5.35

Min.: 1
Mult.: 1

8051 Core Semiconductors

Types of Semiconductors

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