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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 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866LTI-067 Infineon Technologies 1: 18,81 € 286In Stock	Mfr. Part No. CY8C3866LTI-067 Mouser Part No 727-CY8C3866LTI-067	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	286In Stock	18,81 € 15,56 € 13,99 € 13,43 € View 12,79 € 12,53 € Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	8 bit	67 MHz	64 kB	8 kB	20 bit	31 I/O	1.71 V	1.89 V	+ 85 C		Tray
RF Microcontrollers - MCU RF Bluetooth SMART S OC with USB BLE A 5 A 595-CC2540F256RHAR CC2540F256RHAT Texas Instruments 1: 6,56 € 695In Stock	Mfr. Part No. CC2540F256RHAT Mouser Part No 595-CC2540F256RHAT	Texas Instruments	RF Microcontrollers - MCU RF Bluetooth SMART S OC with USB BLE A 5 A 595-CC2540F256RHAR Learn More about Texas Instruments ticc2540	Datasheet	695In Stock	Cut Tape 6,56 € 5,14 € 4,76 € 4,34 € Reel 4,08 € View 3,96 € 3,87 € MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-40	8051	8 bit		256 kB	8 kB		21 I/O	2 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash AT89LP6440-20AU Microchip Technology 1: 9,58 € 437In Stock	Mfr. Part No. AT89LP6440-20AU Mouser Part No 556-AT89LP6440-20AU	Microchip Technology	8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash	Datasheet	437In Stock	9,58 € 9,55 € 8,89 € 8,86 € 8,35 €	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	20 MHz	64 kB	4.25 kB	10 bit	38 I/O	2.4 V	3.6 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB 8-bit MCU C8051F850-C-GM Silicon Labs 1: 2,38 € 1.473In Stock NRND	Mfr. Part No. C8051F850-C-GM Mouser Part No 634-C8051F850-C-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 4 kB 8-bit MCU Learn More about Silicon Labs silabs c8051f85 c8051f86 mcus	Datasheet	1.473In Stock	2,38 € 1,77 € 1,32 € 1,22 € View 1,21 € 1,20 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	8051	8 bit	25 MHz	8 kB	512 B	12 bit	16 I/O	2.2 V	3.6 V	+ 85 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU C8051F336-GMR Silicon Labs 1: 9,50 € 1.458In Stock	Mfr. Part No. C8051F336-GMR Mouser Part No 634-C8051F336-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU	Datasheet	1.458In Stock	Cut Tape 9,50 € 8,06 € 6,97 € 6,46 € View Reel 5,38 € 6,34 € 6,17 € 5,62 € 5,38 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500	SMD/SMT	QFN-20	8051	8 bit	25 MHz	16 kB	768 B	10 bit	17 I/O	2.7 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V AT89LP51ID2-20AAU Microchip Technology 1: 5,19 € 297In 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	297In Stock	5,19 € 4,75 € 4,30 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-44	8051	8 bit	20 MHz	64 kB	256 B	10 bit	36 I/O	2.4 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU C8051F327-GMR Silicon Labs 1: 4,32 € 3.007In Stock	Mfr. Part No. C8051F327-GMR Mouser Part No 634-C8051F327-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU	Datasheet	3.007In Stock	Cut Tape 4,32 € 3,26 € 2,99 € 2,70 € View Reel 2,16 € 2,56 € 2,55 € 2,37 € 2,16 €	Min.: 1 Mult.: 1 : 1.500	SMD/SMT	QFN-28	8051	8 bit	25 MHz	16 kB	1.54 kB		15 I/O	2.7 V	5.25 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU C8051F338-GMR Silicon Labs 1: 9,43 € 2.731In Stock	Mfr. Part No. C8051F338-GMR Mouser Part No 634-C8051F338-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU	Datasheet	2.731In Stock	Cut Tape 9,43 € 7,36 € 6,85 € 6,28 € View Reel 5,43 € 5,96 € 5,84 € 5,57 € 5,43 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 1.500	SMD/SMT	QFN-24	8051	8 bit	25 MHz	16 kB	768 B	10 bit	21 I/O	2.7 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU CAN C51 64K FLASH UAR BOOT AT89C51CC03UA-SLSUM Microchip Technology 1: 9,89 € 134In Stock	Mfr. Part No. AT89C51CC03UA-SLSUM Mouser Part No 556-A89C51C03UASLSUM	Microchip Technology	8-bit Microcontrollers - MCU CAN C51 64K FLASH UAR BOOT Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	134In Stock	9,89 € 9,15 € 8,79 € 8,27 € Quote Quote	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	64 kB	2 kB	10 bit	36 I/O	3 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-162 Infineon Technologies 1: 10,66 € 299In Stock	Mfr. Part No. CY8C3246LTI-162 Mouser Part No 727-CY8C3246LTI-162	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	299In Stock	10,66 € 8,67 € 8,26 € 7,18 € View 6,85 € 5,87 € 5,74 € Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	29 I/O	1.71 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3666AXI-052 Infineon Technologies 1: 15,01 € 338In Stock	Mfr. Part No. CY8C3666AXI-052 Mouser Part No 727-CY8C3666AXI-052	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	338In Stock	15,01 € 11,90 € 10,32 € 9,99 € View 9,47 € 9,46 € Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	67 MHz	64 kB	8 kB	12 bit	70 I/O	1.71 V	1.89 V	+ 85 C		Tray
8-bit Microcontrollers - MCU C51 16K Flash ADC AT89C5115-RATUM Microchip Technology 1: 7,10 € 95In Stock	Mfr. Part No. AT89C5115-RATUM Mouser Part No 556-A89C5115RATUM	Microchip Technology	8-bit Microcontrollers - MCU C51 16K Flash ADC Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	95In Stock	7,10 € 7,06 € 6,73 € 6,70 € 6,69 €	Min.: 1 Mult.: 1	SMD/SMT	VQFP-32	8051	8 bit	40 MHz	16 kB	512 B	10 bit	20 I/O	3 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245LTI-144 Infineon Technologies 1: 8,96 € 195In Stock	Mfr. Part No. CY8C3245LTI-144 Mouser Part No 727-CY8C3245LTI-144	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	195In Stock	8,96 € 6,98 € 6,19 € 5,95 € View 5,68 € 5,32 € 5,19 € Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	8 bit	50 MHz	32 kB	4 kB	12 bit	31 I/O	1.71 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245PVI-134 Infineon Technologies 1: 8,17 € 590In Stock	Mfr. Part No. CY8C3245PVI-134 Mouser Part No 727-CY8C3245PVI-134	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	590In Stock	8,17 € 7,16 € 5,56 € 5,34 € View 5,01 € 4,76 € 4,70 € Quote	Min.: 1 Mult.: 1	SMD/SMT	SSOP-48	8051	8 bit	50 MHz	32 kB	4 kB	12 bit	29 I/O	1.71 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246AXI-138 Infineon Technologies 1: 13,40 € 620In Stock	Mfr. Part No. CY8C3246AXI-138 Mouser Part No 727-CY8C3246AXI-138	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	620In Stock	13,40 € 10,59 € 9,16 € 8,86 € View 8,18 € 8,17 € Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	72 I/O	1.71 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-125 Infineon Technologies 1: 10,41 € 1.091In Stock	Mfr. Part No. CY8C3246LTI-125 Mouser Part No 727-CY8C3246LTI-125	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	1.091In Stock	10,41 € 8,15 € 7,25 € 6,97 € View 6,67 € 6,48 € 6,24 € 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 8051 50 MHz 32 kB 8-bit MCU C8051F387-GM Silicon Labs 1: 5,01 € 308In Stock	Mfr. Part No. C8051F387-GM Mouser Part No 634-C8051F387-GM	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	5,01 € 4,16 € 3,57 € 3,41 € View 3,08 € 2,92 € 2,90 € 2,88 € Quote	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 8051 50 MHz 32 kB 5 V 8-bit MCU C8051F507-IM Silicon Labs 1: 6,46 € 583In Stock	Mfr. Part No. C8051F507-IM Mouser Part No 634-C8051F507-IM	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU	Datasheet	583In Stock	6,46 € 5,46 € 5,21 € 5,07 €	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 8051 8bit 67MHz 64KB CY8C3866PVI-021T Infineon Technologies 1: 20,46 € 1.000In Stock	Mfr. Part No. CY8C3866PVI-021T Mouser Part No 727-CY8C3866PVI-021T	Infineon Technologies	8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB Learn More about Infineon Technologies cypress psoc	Datasheet	1.000In Stock	Cut Tape 20,46 € 16,53 € 15,85 € 13,97 € View Reel 11,80 € 13,28 € 12,67 € 11,80 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SMD/SMT	SSOP-48	8051	8 bit	67 MHz	64 kB	8 kB	20 bit		1.71 V	1.89 V	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246PVI-122 Infineon Technologies 1: 8,97 € 586In Stock	Mfr. Part No. CY8C3246PVI-122 Mouser Part No 727-CY8C3246PVI-122	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	586In Stock	8,97 € 7,94 € 6,13 € 5,44 € View 5,04 € 5,02 € 4,99 € Quote	Min.: 1 Mult.: 1	SMD/SMT	SSOP-48	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	29 I/O	1.71 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU C51ED2 64kF TQFP44 3-5.5V Ind Reel GREEN AT89C51ED2T-RLRUM Microchip Technology 1: 8,60 € 397In Stock	Mfr. Part No. AT89C51ED2T-RLRUM Mouser Part No 556-AT89C51ED2TLRUM	Microchip Technology	8-bit Microcontrollers - MCU C51ED2 64kF TQFP44 3-5.5V Ind Reel GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	397In Stock	Cut Tape 8,60 € 8,39 € Reel 7,14 €	Min.: 1 Mult.: 1 : 2.000	SMD/SMT	TQFP-44	8051	8 bit	60 MHz	64 kB	2 kB		34 I/O	2.7 V	5.5 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V CY8C3865AXI-019 Infineon Technologies 1: 19,93 € 220In Stock	Mfr. Part No. CY8C3865AXI-019 Mouser Part No 727-CY8C3865AXI-019	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	220In Stock	19,93 € 15,58 € 14,89 € 13,53 € View 12,80 € 12,59 € 12,42 € Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	67 MHz	32 kB	4 kB	20 bit	72 I/O	1.71 V	1.89 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866LTI-030 Infineon Technologies 1: 15,14 € 824In Stock	Mfr. Part No. CY8C3866LTI-030 Mouser Part No 727-CY8C3866LTI-030	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	824In Stock	15,14 € 12,96 € 12,25 € 11,88 € 11,44 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-68	8051	8 bit	67 MHz	64 kB	8 kB	20 bit	48 I/O	1.71 V	1.89 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU C8051F130-GQR Silicon Labs 1: 32,19 € 341In 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	341In Stock	Cut Tape 32,19 € 26,06 € 24,53 € 23,52 € Reel 22,92 € MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	TQFP-100	8051	8 bit	100 MHz	128 kB	8.25 kB		64 I/O	3 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
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