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8051 Core Semiconductors

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Core = 8051

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Part #

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

MS51FC0AE
Nuvoton
1: £0.601
814In Stock

Mfr. Part No.
MS51FC0AE

Mouser Part No
503-MS51FC0AE

Nuvoton

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

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Datasheet

814In Stock

£0.601

£0.514

£0.49

£0.413

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Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

MS51PC0AE
Nuvoton
1: £0.826
1,353In Stock

Mfr. Part No.
MS51PC0AE

Mouser Part No
503-MS51PC0AE

Nuvoton

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

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Datasheet

1,353In Stock

£0.826

£0.702

£0.651

£0.582

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Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

MS51TC0AE
Nuvoton
1: £0.691
975In Stock

Mfr. Part No.
MS51TC0AE

Mouser Part No
503-MS51TC0AE

Nuvoton

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

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Datasheet

975In Stock

£0.691

£0.589

£0.548

£0.489

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Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.4mm Pitch width

MS51XB9AE
Nuvoton
1: £0.45
899In Stock

Mfr. Part No.
MS51XB9AE

Mouser Part No
503-MS51XB9AE

Nuvoton

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.4mm Pitch width

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Datasheet

899In Stock

£0.45

£0.388

£0.362

£0.324

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Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20 PINS 2K FLASH 12MHZ 2.7 - 5.5V

AT89C2051-12PU
Microchip Technology
1: £1.56
671In Stock

Mfr. Part No.
AT89C2051-12PU

Mouser Part No
556-A89C205112PU

Microchip Technology

8-bit Microcontrollers - MCU 20 PINS 2K FLASH 12MHZ 2.7 - 5.5V

Datasheet

671In Stock

£1.56

£1.43

£1.29

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU CAN C51 64K FLASH CAN BOOT

AT89C51CC03CA-SLSUM
Microchip Technology
1: £8.70
97In Stock

Mfr. Part No.
AT89C51CC03CA-SLSUM

Mouser Part No
556-A89C51C03CASLSUM

Microchip Technology

8-bit Microcontrollers - MCU CAN C51 64K FLASH CAN BOOT

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Datasheet

97In Stock

£8.70

£7.99

£7.22

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU CAN C51 64K FLASH UAR BOOT

AT89C51CC03UA-SLSUM
Microchip Technology
1: £8.70
134In Stock

Mfr. Part No.
AT89C51CC03UA-SLSUM

Mouser Part No
556-A89C51C03UASLSUM

Microchip Technology

8-bit Microcontrollers - MCU CAN C51 64K FLASH UAR BOOT

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Datasheet

134In Stock

£8.70

£7.99

£7.22

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU C51RB2 FLASH 5V 16k ind

AT89C51RB2-3CSUM
Microchip Technology
1: £5.63
77In Stock
140Expected 03/03/2026

Mfr. Part No.
AT89C51RB2-3CSUM

Mouser Part No
556-A89C51RB2-3CSUM

Microchip Technology

8-bit Microcontrollers - MCU C51RB2 FLASH 5V 16k ind

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Datasheet

77In Stock

140Expected 03/03/2026

£5.63

£5.17

£4.68

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU C51RD2 64K FLASH 3-5.5V

AT89C51RD2-SLRUM
Microchip Technology
1: £6.92
136In Stock

Mfr. Part No.
AT89C51RD2-SLRUM

Mouser Part No
556-A89C51RD2SLRUM

Microchip Technology

8-bit Microcontrollers - MCU C51RD2 64K FLASH 3-5.5V

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Datasheet

136In Stock

Cut Tape

£6.92

£6.36

£5.75

Reel

£5.75

Min.: 1
Mult.: 1

Reel: 500

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

AT89LP2052-20PU
Microchip Technology
1: £2.03
265In Stock

Mfr. Part No.
AT89LP2052-20PU

Mouser Part No
556-A89LP2052-20PU

Microchip Technology

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

Datasheet

265In Stock

£2.03

£1.88

Min.: 1
Mult.: 1

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

AT89LP4052-20XU
Microchip Technology
1: £2.10
73In Stock

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

73In Stock

£2.10

£1.92

Min.: 1
Mult.: 1

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

AT89LP51RD2-20AAU
Microchip Technology
1: £3.83
160In Stock
160Expected 16/04/2026

Mfr. Part No.
AT89LP51RD2-20AAU

Mouser Part No
556-AT89LP51RD220AAU

Microchip Technology

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

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Datasheet

160In Stock

160Expected 16/04/2026

£3.83

£3.52

£3.20

Min.: 1
Mult.: 1

RF System on a Chip - SoC 2.4GHz Radio Trnscvr 8051 MCU A 595-CC25 A 595-CC2510F32RHHR

CC2510F32RHHT
Texas Instruments
1: £5.69
250In Stock

Mfr. Part No.
CC2510F32RHHT

Mouser Part No
595-CC2510F32RHHT

Texas Instruments

RF System on a Chip - SoC 2.4GHz Radio Trnscvr 8051 MCU A 595-CC25 A 595-CC2510F32RHHR

Datasheet

250In Stock

Cut Tape

£5.69

£4.93

£4.67

£4.31

Reel

£3.88

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Min.: 1
Mult.: 1

Reel: 250

RF System on a Chip - SoC IC RF ZigBee 802.15. 4 SoC w/USB A 595-C A 595-CC2531F256RHAR

CC2531F256RHAT
Texas Instruments
1: £9.10
140In Stock

Mfr. Part No.
CC2531F256RHAT

Mouser Part No
595-CC2531F256RHAT

Texas Instruments

RF System on a Chip - SoC IC RF ZigBee 802.15. 4 SoC w/USB A 595-C A 595-CC2531F256RHAR

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Datasheet

140In Stock

Cut Tape

£9.10

£7.91

£7.50

£6.88

Reel

£6.53

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MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

RF System on a Chip - SoC System-on-Chip Sol A 595-CC2533F64RHAR A A 595-CC2533F64RHAR

CC2533F64RHAT
Texas Instruments
1: £7.56
250In Stock

Mfr. Part No.
CC2533F64RHAT

Mouser Part No
595-CC2533F64RHAT

Texas Instruments

RF System on a Chip - SoC System-on-Chip Sol A 595-CC2533F64RHAR A A 595-CC2533F64RHAR

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Datasheet

250In Stock

Cut Tape

£7.56

£6.54

£6.20

£5.71

Reel

£5.42

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MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

Development Boards & Kits - 8051 PSoC 3 Development Kit

CY8CKIT-030A
Infineon Technologies
1: £79.90
5In Stock

Mfr. Part No.
CY8CKIT-030A

Mouser Part No
727-CY8CKIT-030A

Infineon Technologies

Development Boards & Kits - 8051 PSoC 3 Development Kit

Learn More

Datasheet

5In Stock

£79.90

Min.: 1
Mult.: 1

Development Boards & Kits - 8051 8051 READY PROTOTYPE BOARD

MIKROE-257
Mikroe
1: £21.77
2In Stock
25On Order

Mfr. Part No.
MIKROE-257

Mouser Part No
932-MIKROE-257

Mikroe

Development Boards & Kits - 8051 8051 READY PROTOTYPE BOARD

Datasheet

2In Stock

25On Order

£21.77

Min.: 1
Mult.: 1

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

C8051F502-IQ
Silicon Labs
1: £8.16
46In Stock
1,250Expected 27/03/2026
End of Life

Mfr. Part No.
C8051F502-IQ

Mouser Part No
634-C8051F502-IQ

End of Life

Silicon Labs

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

Datasheet

46In Stock

1,250Expected 27/03/2026

£8.16

£6.77

£6.30

£5.75

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Min.: 1
Mult.: 1

Development Boards & Kits - 8051 Trackball Breakout

PIM447
Pimoroni
1: £13.29
11In Stock

Mfr. Part No.
PIM447

Mouser Part No
397-PIM447

Pimoroni

Development Boards & Kits - 8051 Trackball Breakout

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11In Stock

£13.29

Min.: 1
Mult.: 1

RF System on a Chip - SoC Bluetooth BLE IC, 4x4mm, Industrial Temp

IS1871SF-202-TRAY
Microchip Technology
1: £1.68
488In Stock

Mfr. Part No.
IS1871SF-202-TRAY

Mouser Part No
579-IS1871SF202-TRAY

Microchip Technology

RF System on a Chip - SoC Bluetooth BLE IC, 4x4mm, Industrial Temp

Learn More

Datasheet

488In Stock

£1.68

£1.54

£1.41

Min.: 1
Mult.: 1

RF Microcontrollers - MCU RF Bluetooth SMART S OC with USB BLE A 5 A 595-CC2540F128RHAR

CC2540F128RHAT
Texas Instruments
1: £5.03
250In Stock

Mfr. Part No.
CC2540F128RHAT

Mouser Part No
595-CC2540F128RHAT

Texas Instruments

RF Microcontrollers - MCU RF Bluetooth SMART S OC with USB BLE A 5 A 595-CC2540F128RHAR

Learn More

Datasheet

250In Stock

Cut Tape

£5.03

£4.11

£3.85

£3.53

Reel

£3.35

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

8-bit Microcontrollers - MCU USB-Flash-64k-ADC-QFN32 OTP available (T626-GM)

C8051F381-GMR
Silicon Labs
1: £4.62
90In Stock

Mfr. Part No.
C8051F381-GMR

Mouser Part No
634-C8051F381-GMR

Silicon Labs

8-bit Microcontrollers - MCU USB-Flash-64k-ADC-QFN32 OTP available (T626-GM)

Datasheet

90In Stock

Cut Tape

£4.62

£3.83

£3.57

£3.22

View

Reel

£2.78

Min.: 1
Mult.: 1

Reel: 1,500

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

C8051F506-IM
Silicon Labs
1: £9.32
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

£9.32

£7.59

£7.23

£6.28

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Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8051 MHz 16 kB flash industrial 8-bit MCU

C8051F541-IM
Silicon Labs
1: £5.31
6In Stock

Mfr. Part No.
C8051F541-IM

Mouser Part No
634-C8051F541-IM

Silicon Labs

8-bit Microcontrollers - MCU 8051 MHz 16 kB flash industrial 8-bit MCU

Datasheet

6In Stock

£5.31

£4.41

£3.82

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32

C8051F920-G-GM
Silicon Labs
1: £2.64
63In Stock

Mfr. Part No.
C8051F920-G-GM

Mouser Part No
634-C8051F920-G-GM

Silicon Labs

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32

Learn More

Datasheet

63In Stock

£2.64

£2.20

£1.88

£1.79

£1.78

Min.: 1
Mult.: 1

8051 Core Semiconductors

Types of Semiconductors

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