8051 Core 8 bit – Mouser United Kingdom

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866PVI-070 Infineon Technologies 1: £16.60 136In Stock	Mfr. Part No. CY8C3866PVI-070 Mouser Part No 727-CY8C3866PVI-070	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	136In Stock	£16.60 £15.26 £11.81 £11.42 View £11.40 £10.81 £10.29 Quote	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 8051 25 MHz 32 kB 8-bit MCU C8051F005-GQR Silicon Labs 1: £25.91 234In Stock End of Life	Mfr. Part No. C8051F005-GQR Mouser Part No 634-C8051F005-GQR End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 32 kB 8-bit MCU	Datasheet	234In Stock	Cut Tape £25.91 £20.98 £19.75 £18.93 £17.74 Reel £17.74	Min.: 1 Mult.: 1 : 500
8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU C8051F130-GQR Silicon Labs 1: £30.46 251In Stock End of Life	Mfr. Part No. C8051F130-GQR Mouser Part No 634-C8051F130-GQR End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU	Datasheet	251In Stock	Cut Tape £30.46 £24.66 £23.21 £22.25 Reel £20.86 View Quote MouseReel Available	Min.: 1 Mult.: 1 : 250
8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU C8051F582-IM Silicon Labs 1: £12.00 1,803In Stock End of Life	Mfr. Part No. C8051F582-IM Mouser Part No 634-C8051F582-IM End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU	Datasheet	1,803In Stock	£12.00 £9.96 £8.68 £8.43 View £8.01 £7.50 £7.22	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32 C8051F920-G-GMR Silicon Labs 1: £3.52 1,313In Stock End of Life	Mfr. Part No. C8051F920-G-GMR Mouser Part No 634-C8051F920-G-GMR End of Life	Silicon Labs	8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32 Learn More about Silicon Labs Silicon_Labs_C8051F9xx_MCU	Datasheet	1,313In Stock	Cut Tape £3.52 £2.92 £2.72 £2.44 Reel £2.06 View £2.30 £2.23 £2.09 £2.02 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24 C8051F921-G-GMR Silicon Labs 1: £3.24 796In Stock End of Life	Mfr. Part No. C8051F921-G-GMR Mouser Part No 634-C8051F921-G-GMR End of Life	Silicon Labs	8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24 Learn More about Silicon Labs Silicon_Labs_C8051F9xx_MCU	Datasheet	796In Stock	Cut Tape £3.24 £2.54 £2.30 £2.10 View Reel £1.81 £1.94 £1.92 £1.86 £1.81	Min.: 1 Mult.: 1 : 1,500
8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers DS87C520-MCL+ Analog Devices / Maxim Integrated 1: £62.79 263In Stock	Mfr. Part No. DS87C520-MCL+ Mouser Part No 700-DS87C520-MCL	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	263In Stock	£62.79 £52.87 £52.41 £48.01 View Quote	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers DS87C520-QNL+ Analog Devices / Maxim Integrated 1: £63.89 334In 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 about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	334In Stock	£63.89 £53.81 £53.34 £48.85 View Quote	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers DS89C430-ENG+ Analog Devices / Maxim Integrated 1: £27.47 126In Stock	Mfr. Part No. DS89C430-ENG+ Mouser Part No 700-DS89C430-ENG	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers	Datasheet	126In Stock	£27.47 £23.14 £22.10 £19.76 View £19.28 £19.05 Quote	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers DS89C430-MNL+ Analog Devices / Maxim Integrated 1: £30.93 74In Stock	Mfr. Part No. DS89C430-MNL+ Mouser Part No 700-DS89C430-MNL	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers	Datasheet	74In Stock	£30.93 £25.98 £23.81 £22.39 View £21.59 Quote	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU Automotive MCU with 2KB SRAM and 32Kx16 ECC E-Flash, QFN-24 (4mm x 4mm) IS32CS8974A-QWLCA3-TR Lumissil 1: £0.969 2,450In Stock New Product	Mfr. Part No. IS32CS8974A-QWLCA3-TR Mouser Part No 870-32CS8974AQWLA3TR New Product	Lumissil	8-bit Microcontrollers - MCU Automotive MCU with 2KB SRAM and 32Kx16 ECC E-Flash, QFN-24 (4mm x 4mm) Learn More about Lumissil is3xcs8974 mcus	Datasheet	2,450In Stock	Cut Tape £0.969 £0.826 £0.721 £0.681 Reel £0.537 View £0.603 £0.591 £0.526	Min.: 1 Mult.: 1 : 2,500
8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU C8051F351-GM Silicon Labs 1: £12.04 978In Stock NRND	Mfr. Part No. C8051F351-GM Mouser Part No 634-C8051F351-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU	Datasheet	978In Stock	£12.04 £9.43 £8.76 £8.07 View £7.99 £7.48 £7.35 Quote	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU C8051F390-A-GM Silicon Labs 1: £3.28 997In Stock NRND	Mfr. Part No. C8051F390-A-GM Mouser Part No 634-C8051F390-A-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU Learn More about Silicon Labs siliconlabs c8051f37x	Datasheet	997In Stock	£3.28 £2.48 £2.28 £2.05 View £1.95 £1.94 £1.82 £1.77	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU C8051F502-IM Silicon Labs 1: £8.79 548In Stock NRND	Mfr. Part No. C8051F502-IM Mouser Part No 634-C8051F502-IM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU	Datasheet	548In Stock	£8.79 £7.05 £6.36 £5.95 View £5.78 £5.55 £5.49 Quote	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU C8051F550-IM Silicon Labs 1: £6.95 1,919In Stock NRND	Mfr. Part No. C8051F550-IM Mouser Part No 634-C8051F550-IM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU	Datasheet	1,919In Stock	£6.95 £5.39 £4.99 £4.56 View £4.36 £4.23 £4.11 £3.90	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU C8051F553-IM Silicon Labs 1: £6.51 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F553-IM Mouser Part No 634-C8051F553-IM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU	Datasheet	Non-Stocked Lead-Time 12 Weeks	£6.51 £5.40 £4.58 £4.39 View £4.15 £3.60	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM MS51FB9AE Nuvoton 1: £1.41 5,276In Stock	Mfr. Part No. MS51FB9AE Mouser Part No 503-MS51FB9AE	Nuvoton	8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM Learn More about Nuvoton ms51 industrial mcus	Datasheet	5,276In Stock	Cut Tape £1.41 £0.856 £0.72 Reel £0.72 £0.546 View £0.472 £0.415 £0.373 £0.32 £0.305	Min.: 1 Mult.: 1 : 74
8-bit Microcontrollers - MCU 20 PINS 2K FLASH 12MHZ 2.7 - 5.5V AT89C2051-12PU Microchip Technology 1: £1.56 842In 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	842In Stock	£1.56 £1.43 £1.29	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU C5130A 32K Flash AT89C5131A-RDTUM Microchip Technology 1: £5.83 775In Stock	Mfr. Part No. AT89C5131A-RDTUM Mouser Part No 556-A89C5131ARDTUM	Microchip Technology	8-bit Microcontrollers - MCU C5130A 32K Flash	Datasheet	775In Stock	£5.83 £5.35 £4.84	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU CAN-STICK Bootloader UART IND AT89C51CC01UA-SLSUM Microchip Technology 1: £7.18 937In Stock 999Expected 09/11/2026	Mfr. Part No. AT89C51CC01UA-SLSUM Mouser Part No 556-A89C51C01UASLSUM	Microchip Technology	8-bit Microcontrollers - MCU CAN-STICK Bootloader UART IND Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	937In Stock 999Expected 09/11/2026	£7.18 £6.57 £5.96	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 4K ISP FLASH 2.7 TO 5.5V - 24MHz AT89S51-24AU Microchip Technology 1: £1.58 3,659In Stock	Mfr. Part No. AT89S51-24AU Mouser Part No 556-A89S51-24AU	Microchip Technology	8-bit Microcontrollers - MCU 4K ISP FLASH 2.7 TO 5.5V - 24MHz	Datasheet	3,659In Stock	£1.58 £1.45 £1.32	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader CAN GREEN AT89C51CC01CAT-RLTUM Microchip Technology 1: £6.81 762In Stock	Mfr. Part No. AT89C51CC01CAT-RLTUM Mouser Part No 556-AT89C51CC01CATUM	Microchip Technology	8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader CAN GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	762In Stock	£6.81 £6.24 £5.66	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V AT89LP51ED2-20AAU Microchip Technology 1: £4.23 676In Stock	Mfr. Part No. AT89LP51ED2-20AAU Mouser Part No 556-AT89LP51ED220AAU	Microchip Technology	8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	676In Stock	£4.23 £3.87 £3.51	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V AT89LP51ID2-20AAU Microchip Technology 1: £4.53 267In Stock	Mfr. Part No. AT89LP51ID2-20AAU Mouser Part No 556-AT89LP51ID220AAU	Microchip Technology	8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	267In Stock	£4.53 £4.42	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V AT89LP51RC2-20AU Microchip Technology 1: £3.20 468In Stock	Mfr. Part No. AT89LP51RC2-20AU Mouser Part No 556-AT89LP51RC2-20AU	Microchip Technology	8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	468In Stock	£3.20 £2.93 £2.65	Min.: 1 Mult.: 1

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