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8051 Core Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) 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	Qualification	Packaging
8-bit Microcontrollers - MCU C51AC2 32K FLASHADC EEP 5V AT89C51AC2-SLSUM Microchip Technology 1: €8.87 90In Stock	Mfr. Part No. AT89C51AC2-SLSUM Mouser Part No 556-A89C51AC2SLSUM	Microchip Technology	8-bit Microcontrollers - MCU C51AC2 32K FLASHADC EEP 5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	90In Stock	€8.87 €8.13 €7.36	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	40 MHz	32 kB	1.25 kB	10 bit	34 I/O	3 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V AT89LS52-16AU Microchip Technology 1: €1.97 175In Stock	Mfr. Part No. AT89LS52-16AU Mouser Part No 556-A89LS52-16AU	Microchip Technology	8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V	Datasheet	175In Stock	€1.97 €1.80 €1.64	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	16 MHz	8 kB	256 B	No ADC	32 I/O	2.7 V	4 V	+ 85 C		Tray
8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V AT89LP51RB2-20AAU Microchip Technology 1: €3.30 196In Stock	Mfr. Part No. AT89LP51RB2-20AAU Mouser Part No 556-AT89LP51RB220AAU	Microchip Technology	8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	196In Stock	€3.30 €3.03 €2.76	Min.: 1 Mult.: 1	SMD/SMT	LQFP-44	8051	8 bit	20 MHz	24 kB	256 B	10 bit	40 I/O	2.4 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU C5130A 32K Flash USB AT89C5131A-PUTUM Microchip Technology 1: €6.50 130In Stock	Mfr. Part No. AT89C5131A-PUTUM Mouser Part No 556-A89C5131A-PUTUM	Microchip Technology	8-bit Microcontrollers - MCU C5130A 32K Flash USB	Datasheet	130In Stock	€6.50 €5.96 €5.40	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	8051	8 bit	48 MHz	32 kB	1 kB	No ADC	34 I/O	2.7 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU CTRL Bootloader CAN AT89C51CC02CA-TISUM Microchip Technology 1: €7.03 43In Stock	Mfr. Part No. AT89C51CC02CA-TISUM Mouser Part No 556-A89C51C02CATISUM	Microchip Technology	8-bit Microcontrollers - MCU CTRL Bootloader CAN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	43In Stock	€7.03 €6.45 €5.86	Min.: 1 Mult.: 1	SMD/SMT	SOIC-28	8051	8 bit	40 MHz	16 kB	512 B	10 bit	20 I/O	3 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU CTRL Boodloader UART AT89C51CC02UA-TISUM Microchip Technology 1: €7.03 54In Stock	Mfr. Part No. AT89C51CC02UA-TISUM Mouser Part No 556-A89C51C02UATISUM	Microchip Technology	8-bit Microcontrollers - MCU CTRL Boodloader UART Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	54In Stock	€7.03 €6.45 €5.86	Min.: 1 Mult.: 1	SMD/SMT	SOIC-28	8051	8 bit	40 MHz	16 kB	512 B	10 bit	20 I/O	3 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 32kB Flash 1280B RAM 2.7V-5.5V AT89C51RC2-SLSUL Microchip Technology 1: €8.32 4In Stock	Mfr. Part No. AT89C51RC2-SLSUL Mouser Part No 556-A89C51RC2SLSUL	Microchip Technology	8-bit Microcontrollers - MCU 32kB Flash 1280B RAM 2.7V-5.5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	4In Stock	€8.32 €7.62 €6.89	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	32 kB	1.25 kB	No ADC	32 I/O	2.7 V	3.6 V	+ 85 C		Tube
8-bit Microcontrollers - MCU SINGLE CYCLE 2K FLASH-20MHZ 2.4-5.5V AT89LP2052-20XU Microchip Technology 1: €2.38 8In Stock	Mfr. Part No. AT89LP2052-20XU Mouser Part No 556-A89LP2052-20XU	Microchip Technology	8-bit Microcontrollers - MCU SINGLE CYCLE 2K FLASH-20MHZ 2.4-5.5V	Datasheet	8In Stock	€2.38 €2.19 €2.18	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-20	8051	8 bit	20 MHz	2 kB	256 B		15 I/O	2.4 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 8Bit MCU Low Power AT89C55WD-24AUR Microchip Technology 1: €2.98 259In Stock	Mfr. Part No. AT89C55WD-24AUR Mouser Part No 556-AT89C55WD-24AUR	Microchip Technology	8-bit Microcontrollers - MCU 8Bit MCU Low Power	Datasheet	259In Stock	Cut Tape €2.98 €2.73 €2.68 Reel €2.68 €2.67	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	TQFP-44	8051	8 bit	24 MHz	20 kB	256 B	No ADC	32 I/O	4 V	5.5 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU C8051F351-GMR Silicon Labs 1: €13.79 97In Stock	Mfr. Part No. C8051F351-GMR Mouser Part No 634-C8051F351-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU	Datasheet	97In Stock	Cut Tape €13.79 €10.79 €10.05 €9.23 View Reel €7.96 €9.14 €8.60 €8.41 €7.96	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-28	8051	8 bit	50 MHz	8 kB	768 B	24 bit	17 I/O	2.7 V	3.6 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-149 Infineon Technologies 1: €12.35 8In Stock	Mfr. Part No. CY8C3246LTI-149 Mouser Part No 727-CY8C3246LTI-149	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	8In Stock	€12.35 €9.59 €8.65 €8.15 View €7.77 €7.54 €7.19 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-68	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	46 I/O	1.71 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O CY8C3246LTI-149T Infineon Technologies 1: €12.50 23In Stock	Mfr. Part No. CY8C3246LTI-149T Mouser Part No 727-CY8C3246LTI-149T	Infineon Technologies	8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O Learn More about Infineon Technologies cypress psoc	Datasheet	23In Stock	Cut Tape €12.50 €9.49 €9.10 €8.02 View Reel €7.18 €7.63 €7.37 €7.19 €7.18 Quote	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	QFN-68	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	46 I/O	1.71 V	5.5 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3446LTI-085 Infineon Technologies 1: €13.89 6In Stock	Mfr. Part No. CY8C3446LTI-085 Mouser Part No 727-CY8C3446LTI-085	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	6In Stock	€13.89 €10.87 €9.79 €9.25 View €8.83 €8.57 €8.43 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-68	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	48 I/O	1.71 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU C8051F021-GQ Silicon Labs 1: €37.63 5In Stock End of Life	Mfr. Part No. C8051F021-GQ Mouser Part No 634-C8051F021-GQ End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU	Datasheet	5In Stock	€37.63 €31.08 €29.01 €28.05 View €26.72 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	8051	8 bit	25 MHz	64 kB	4.35 kB	8 bit, 12 bit	32 I/O	2.7 V	3.6 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 64KB,10ADC,100Pin MCU C8051F022-GQ Silicon Labs 1: €31.67 6In Stock End of Life	Mfr. Part No. C8051F022-GQ Mouser Part No 634-C8051F022-GQ End of Life	Silicon Labs	8-bit Microcontrollers - MCU 64KB,10ADC,100Pin MCU	Datasheet	6In Stock	€31.67 €25.65 €24.14 €23.14 €21.69	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	25 MHz	64 kB	4.35 kB	8 bit, 10 bit	64 I/O	2.7 V	3.6 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU C8051F120-GQR Silicon Labs 1: €47.52 5In Stock 250Expected 19/11/2027 End of Life	Mfr. Part No. C8051F120-GQR Mouser Part No 634-C8051F120-GQR End of Life	Silicon Labs	8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU	Datasheet	5In Stock 250Expected 19/11/2027	Cut Tape €47.52 €38.83 €36.65 €35.64 Reel €33.13	Min.: 1 Mult.: 1 : 250	SMD/SMT	TQFP-100	8051	8 bit	100 MHz	128 kB	8.25 kB	8 bit, 12 bit	64 I/O	3 V	3.6 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU C8051F563-IQ Silicon Labs 1: €8.20 175In Stock End of Life	Mfr. Part No. C8051F563-IQ Mouser Part No 634-C8051F563-IQ End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU	Datasheet	175In Stock	€8.20 €6.35 €5.88 €5.38 View €5.13 €4.99 €4.86 €4.60	Min.: 1 Mult.: 1	SMD/SMT	QFP-32	8051	8 bit	50 MHz	32 kB	2.25 kB		25 I/O	1.8 V	5.25 V	+ 125 C	AEC-Q100	Tray
8-bit Microcontrollers - MCU High-Speed Microcontroller DS80C310-MCG+ Analog Devices / Maxim Integrated 1: €28.45 60In Stock	Mfr. Part No. DS80C310-MCG+ Mouser Part No 700-DS80C310-MCG	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed Microcontroller Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	60In Stock	€28.45 €23.95 €22.88 €20.46 View €18.95 €18.67 Quote	Min.: 1 Mult.: 1	Through Hole	PDIP-40	8051	8 bit	25 MHz	64 kB	256 B	No ADC	32 I/O	4 V	5.5 V	+ 70 C		Tube
8-bit Microcontrollers - MCU High-Speed Microcontroller DS80C310-QCG+ Analog Devices / Maxim Integrated 1: €26.72 13In Stock	Mfr. Part No. DS80C310-QCG+ Mouser Part No 700-DS80C310-QCG	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed Microcontroller Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	13In Stock	€26.72 €20.90 €19.96 €17.13 View €16.65 €16.24 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	+ 70 C		Tube
8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers DS80C320-MCL+ Analog Devices / Maxim Integrated 1: €35.80 5In Stock	Mfr. Part No. DS80C320-MCL+ Mouser Part No 700-DS80C320-MCL	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	5In Stock	€35.80 €30.13 €28.78 €24.58 View €23.89 €23.61 Quote	Min.: 1 Mult.: 1	Through Hole	PDIP-40	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 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU C8051F506-IM Silicon Labs 1: €9.92 6In Stock NRND	Mfr. Part No. C8051F506-IM Mouser Part No 634-C8051F506-IM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU	Datasheet	6In Stock	€9.92 €7.77 €7.23 €6.64 View €6.57 €6.18 €6.05 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	8051	8 bit	50 MHz	32 kB	4.25 kB	12 bit	25 I/O	1.8 V	5.25 V	+ 125 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU LOW VOLTAGE 4K ISP FLASH-16MHZ 4-5.5V AT89LS51-16AU Microchip Technology 1: €1.81 133In Stock	Mfr. Part No. AT89LS51-16AU Mouser Part No 556-A89LS51-16AU	Microchip Technology	8-bit Microcontrollers - MCU LOW VOLTAGE 4K ISP FLASH-16MHZ 4-5.5V	Datasheet	133In Stock	€1.81 €1.66 €1.51	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	16 MHz	4 kB	128 B	No ADC	32 I/O	2.7 V	4 V	+ 85 C		Tray
8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL AT89LP3240-20AU Microchip Technology 1: €9.02 60In Stock	Mfr. Part No. AT89LP3240-20AU Mouser Part No 556-AT89LP3240-20AU	Microchip Technology	8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL	Datasheet	60In Stock	€9.02 €8.30 €8.27	Min.: 1 Mult.: 1	SMD/SMT	TQFP-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 64KB 20MHz 2.4V-5.5V AT89LP51ED2-20MU Microchip Technology 1: €4.85 30In Stock	Mfr. Part No. AT89LP51ED2-20MU Mouser Part No 556-AT89LP51ED2-20MU	Microchip Technology	8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	30In Stock	€4.85 €4.43 €4.02	Min.: 1 Mult.: 1	SMD/SMT	VQFN-44	8051	8 bit	20 MHz	64 kB	256 B	10 bit	36 I/O	2.4 V	5.5 V	+ 85 C		Tray
RF Microcontrollers - MCU RF Bluetooth SMART S OC with USB BLE A 5 A 595-CC2540F128RHAR CC2540F128RHAT Texas Instruments 1: €7.05 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 about Texas Instruments ticc2540	Datasheet	250In Stock	Cut Tape €7.05 €5.81 €5.44 €5.19 Reel €4.48 View €4.47 €4.38 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-40	8051	8 bit		128 kB	8 kB			2 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel