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8051 Core Microcontrollers - MCU

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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.	Mounting Style	Package/Case	Core	Data Bus Width	Maximum Clock Frequency	Program Memory Size	Data RAM Size	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Maximum Operating Temperature	Packaging
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 about Microchip Technology microchip at89c51 mcus	Datasheet	160In Stock	£6.44 £5.90 £5.35	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	60 MHz	32 kB	1.25 kB	No ADC	34 I/O	2.7 V	3.6 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 100MIPS,64KB,10ADC,100Pin MCU C8051F132-GQ Silicon Labs 1: £22.72 60In Stock End of Life	Mfr. Part No. C8051F132-GQ Mouser Part No 634-C8051F132-GQ End of Life	Silicon Labs	8-bit Microcontrollers - MCU 100MIPS,64KB,10ADC,100Pin MCU	Datasheet	60In Stock	£22.72 £19.99 £18.04 £17.18 View £16.13 £15.94 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	100 MHz	64 kB	8.25 kB	10 bit	64 I/O	3 V	3.6 V	+ 85 C	Tray
8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers DS80C323-QND+ Analog Devices / Maxim Integrated 1: £11.39 101In Stock	Mfr. Part No. DS80C323-QND+ Mouser Part No 700-DS80C323-QND	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	101In Stock	£11.39 £10.17 £8.20 £8.01 View £7.87 £7.45 £7.40 Quote	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	18 MHz	64 kB	256 B	No ADC	32 I/O	2.7 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers DS80C320-QCL+ Analog Devices / Maxim Integrated 1: £30.46 39In Stock	Mfr. Part No. DS80C320-QCL+ Mouser Part No 700-DS80C320-QCL	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	39In Stock	£30.46 £25.88 £22.31 £22.24 View £22.12 Quote	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	33 MHz	64 kB	256 B	No ADC	32 I/O	4.5 V	5.5 V	+ 70 C	Tube
8-bit Microcontrollers - MCU High-Speed Microcontroller DS80C310-QNG+ Analog Devices / Maxim Integrated 1: £28.15 46In Stock	Mfr. Part No. DS80C310-QNG+ Mouser Part No 700-DS80C310-QNG	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed Microcontroller Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	46In Stock	£28.15 £25.28 £20.91 £19.94 View £19.76 £19.65 Quote	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	25 MHz	64 kB	256 B	No ADC	32 I/O	4 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers DS80C323-MCD+ Analog Devices / Maxim Integrated 1: £11.10 115In Stock	Mfr. Part No. DS80C323-MCD+ Mouser Part No 700-DS80C323-MCD	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	115In Stock	£11.10 £9.20 £8.19 £7.71 View £7.25 Quote	Min.: 1 Mult.: 1	Through Hole	PDIP-40	8051	8 bit	18 MHz	64 kB	256 B	No ADC	32 I/O	2.7 V	5.5 V	+ 70 C	Tube
RF Microcontrollers - MCU RF+MCU 8051 25 MHz 32 kB +13 dBm SI1062-A-GM Silicon Labs 1: £8.41 171In Stock NRND	Mfr. Part No. SI1062-A-GM Mouser Part No 634-SI1062-A-GM NRND	Silicon Labs	RF Microcontrollers - MCU RF+MCU 8051 25 MHz 32 kB +13 dBm Learn More about Silicon Labs siliconlabssi100x	Datasheet	171In Stock	£8.41 £6.73 £6.19 £5.74 View £5.59 £5.41 £5.34 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-36	8051	8 bit	25 MHz	64 kB	4 kB	10 bit	11 I/O	1.8 V	3.6 V	+ 85 C	Tray
8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL AT89LP3240-20MU Microchip Technology 1: £3.57 315In Stock	Mfr. Part No. AT89LP3240-20MU Mouser Part No 556-AT89LP3240-20MU	Microchip Technology	8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL	Datasheet	315In Stock	£3.57 £3.28 £2.98	Min.: 1 Mult.: 1	SMD/SMT	VQFN-44	8051	8 bit	20 MHz	32 kB	4.25 kB	10 bit	38 I/O	2.4 V	3.6 V	+ 85 C	Tray
8-bit Microcontrollers - MCU Sngle-Cycle 8051 32K ISP Flsh,2.4-5.5V AT89LP51IC2-20AAU Microchip Technology 1: £3.54 294In Stock	Mfr. Part No. AT89LP51IC2-20AAU Mouser Part No 556-AT89LP51IC220AAU	Microchip Technology	8-bit Microcontrollers - MCU Sngle-Cycle 8051 32K ISP Flsh,2.4-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	294In Stock	£3.54 £3.25 £2.95	Min.: 1 Mult.: 1	SMD/SMT	LQFP-44	8051	8 bit	20 MHz	32 kB	256 B	10 bit	40 I/O	2.4 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL AT89LP51-20JU Microchip Technology 1: £2.60 404In Stock	Mfr. Part No. AT89LP51-20JU Mouser Part No 556-AT89LP51-20JU	Microchip Technology	8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL Learn More about Microchip Technology atmelat89lp52	Datasheet	404In Stock	£2.60 £2.44 £2.43	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	20 MHz	4 kB	256 B	No ADC	36 I/O	2.4 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F385-GM Silicon Labs 1: £5.08 257In Stock NRND	Mfr. Part No. C8051F385-GM Mouser Part No 634-C8051F385-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU Learn More about Silicon Labs silabs usb mcus	Datasheet	257In Stock	£5.08 £3.92 £3.61 £3.30 View £3.13 £3.05 £3.01 £2.98	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	8051	8 bit	48 MHz	64 kB	4.35 kB		25 I/O	2.7 V	5.25 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU C8051F387-GM Silicon Labs 1: £4.34 308In Stock NRND	Mfr. Part No. C8051F387-GM Mouser Part No 634-C8051F387-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU Learn More about Silicon Labs silabs usb mcus	Datasheet	308In Stock	£4.34 £3.34 £3.07 £2.79 View £2.65 £2.57 £2.54 £2.51	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	8051	8 bit	48 MHz	32 kB	2.3 kB		25 I/O	2.7 V	5.25 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V AT89C51RD2-SLSUM Microchip Technology 1: £6.77 2,226In Stock	Mfr. Part No. AT89C51RD2-SLSUM Mouser Part No 556-A89C51RD2SLSUM	Microchip Technology	8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,226In Stock	£6.77 £6.21 £5.62	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	64 kB	2 kB		32 I/O	2.7 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V AT89S52-24PU Microchip Technology 1: £2.76 8,224In Stock	Mfr. Part No. AT89S52-24PU Mouser Part No 556-A89S52-24PU	Microchip Technology	8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V	Datasheet	8,224In Stock	£2.76 £2.54 £2.30	Min.: 1 Mult.: 1	Through Hole	PDIP-40	8051	8 bit	24 MHz	8 kB	256 B	No ADC	32 I/O	4 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V AT89S8253-24JU Microchip Technology 1: £3.54 3,093In Stock	Mfr. Part No. AT89S8253-24JU Mouser Part No 556-A89S8253-24JU	Microchip Technology	8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V	Datasheet	3,093In Stock	£3.54 £3.25	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	24 MHz	12 kB	256 B	No ADC	32 I/O	2.7 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader UART GREEN AT89C51CC01UAT-RLTUM Microchip Technology 1: £6.81 2,892In Stock	Mfr. Part No. AT89C51CC01UAT-RLTUM Mouser Part No 556-AT89C51CC01UATUM	Microchip Technology	8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader UART GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,892In Stock	£6.81 £6.24 £5.66	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	40 MHz	32 kB	1.25 kB	10 bit	34 I/O	3 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 UARBOOT GREEN AT89C51CC03UAT-RLTUM Microchip Technology 1: £8.28 2,193In Stock	Mfr. Part No. AT89C51CC03UAT-RLTUM Mouser Part No 556-AT89C51CC03UATUM	Microchip Technology	8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 UARBOOT GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,193In Stock	£8.28 £7.59 £6.88	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	60 MHz	64 kB	2 kB	10 bit	36 I/O	3 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU C51ID2 64kF 32KHz TQFP44 3-5.5V I. GREEN AT89C51ID2T-RLTUM Microchip Technology 1: £9.07 1,587In Stock	Mfr. Part No. AT89C51ID2T-RLTUM Mouser Part No 556-AT89C51ID2TLTUM	Microchip Technology	8-bit Microcontrollers - MCU C51ID2 64kF 32KHz TQFP44 3-5.5V I. GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	1,587In Stock	£9.07 £8.31 £7.53	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	60 MHz	64 kB	2 kB	No ADC	34 I/O	2.7 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 25 I/O CY8C3245LTI-139T Infineon Technologies 1: £8.21 2,655In Stock	Mfr. Part No. CY8C3245LTI-139T Mouser Part No 727-CY8C3245LTI-139T	Infineon Technologies	8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 25 I/O Learn More about Infineon Technologies cypress psoc	Datasheet	2,655In Stock	Cut Tape £8.21 £6.35 £6.05 £5.26 View Reel £4.59 £5.01 £4.59 £4.59 Quote	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	QFN-48	8051	8 bit									Reel, Cut Tape
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3446LTI-073 Infineon Technologies 1: £10.90 2,600In Stock	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 Learn More about Infineon Technologies cypresspsoc3	Datasheet	2,600In Stock	£10.90 £8.88 £7.94 £7.64 View £7.32 £7.12 £7.05 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	31 I/O	1.71 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU MCU with 2KB SRAM and 32Kx16 ECC E-Flash, QFN-24 (4mm x 4mm) IS31CS8974A-QFLS2-TR Lumissil 1: £1.56 2,500In Stock New Product	Mfr. Part No. IS31CS8974A-QFLS2-TR Mouser Part No 870-31CS8974AQFLS2TR New Product	Lumissil	8-bit Microcontrollers - MCU MCU with 2KB SRAM and 32Kx16 ECC E-Flash, QFN-24 (4mm x 4mm) Learn More about Lumissil is3xcs8974 mcus		2,500In Stock	Cut Tape £1.56 £0.995 £0.89 £0.732 Reel £0.464 View £0.639 £0.605 £0.509 £0.459	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	WQFN-24	8051	8 bit	25 MHz	32 KB	2 KB		20 I/O	2.5 V	5.5 V	+ 85 C	Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F340-GQ Silicon Labs 1: £19.06 1,841In Stock NRND	Mfr. Part No. C8051F340-GQ Mouser Part No 634-C8051F340-GQ NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU	Datasheet	1,841In Stock	£19.06 £15.24 £14.28 £13.23 View £12.74 £12.43	Min.: 1 Mult.: 1	SMD/SMT	TQFP-48	8051	8 bit	48 MHz	64 kB	4.25 kB	10 bit	40 I/O	2.7 V	5.25 V	+ 85 C	Tray
8-bit Microcontrollers - MCU C51AC2 32kF ADC EEP TQFP44 ind 5V GREEN AT89C51AC2T-RLTUM Microchip Technology 1: £7.37 2,912In Stock	Mfr. Part No. AT89C51AC2T-RLTUM Mouser Part No 556-AT89C51AC2TLTUM	Microchip Technology	8-bit Microcontrollers - MCU C51AC2 32kF ADC EEP TQFP44 ind 5V GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,912In Stock	£7.37 £6.76 £6.12	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	40 MHz	32 kB	128 B	10 bit	34 I/O	3 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 20 PINS UART 2K FLASH-24MHZ 4-5.5V AT89C2051-24SU Microchip Technology 1: £1.08 2,438In 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	2,438In Stock	£1.08 £0.995 £0.899	Min.: 1 Mult.: 1	SMD/SMT	SOIC-20	8051	8 bit	24 MHz	2 kB	128 B	No ADC	15 I/O	4 V	6 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V AT89C4051-24PU Microchip Technology 1: £1.59 2,346In Stock	Mfr. Part No. AT89C4051-24PU Mouser Part No 556-A89C4051-24PU	Microchip Technology	8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V	Datasheet	2,346In Stock	£1.59 £1.46 £1.32	Min.: 1 Mult.: 1	Through Hole	PDIP-20	8051	8 bit	24 MHz	4 kB	128 B	No ADC	15 I/O	4 V	6 V	+ 85 C	Tube