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8051 Core Embedded Processors & Controllers

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Core = 8051

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PEN) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package / Case	Core	Number of I/Os	Data Bus Width	ADC Resolution
8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 CANBOOT GREEN AT89C51CC03CAT-RLTUM Microchip Technology 1: S/ 42.93 1,726In Stock	Mfr. Part # AT89C51CC03CAT-RLTUM Mouser Part # 556-AT89C51CC03CATUM	Microchip Technology	8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 CANBOOT GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	1,726In Stock	S/ 42.93 S/ 39.35 S/ 35.66	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	36 I/O	8 bit	10 bit
8-bit Microcontrollers - MCU C51RC2 FLASH 32k TQFP44 Ind 5V GREEN AT89C51RC2T-RLTUL Microchip Technology 1: S/ 35.77 2,782In Stock	Mfr. Part # AT89C51RC2T-RLTUL Mouser Part # 556-AT89C51RC2TLTUL	Microchip Technology	8-bit Microcontrollers - MCU C51RC2 FLASH 32k TQFP44 Ind 5V GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,782In Stock	S/ 35.77 S/ 32.81 S/ 29.74	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	32 I/O	8 bit	No ADC
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866PVI-021 Infineon Technologies 1: S/ 87.50 1,924In Stock	Mfr. Part # CY8C3866PVI-021 Mouser Part # 727-CY8C3866PVI-021	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	1,924In Stock	S/ 87.50 S/ 74.81 S/ 62.28 S/ 60.22 View S/ 58.58 S/ 54.61 Quote	Min.: 1 Mult.: 1	SMD/SMT	SSOP-48	8051	31 I/O	8 bit	20 bit
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866LTI-068 Infineon Technologies 1: S/ 89.45 2,034In Stock	Mfr. Part # CY8C3866LTI-068 Mouser Part # 727-CY8C3866LTI-068	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	2,034In Stock	S/ 89.45 S/ 70.73 S/ 64.38 S/ 61.38 View S/ 54.65 S/ 53.76 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	31 I/O	8 bit	20 bit
8-bit Microcontrollers - MCU MCUs AT89x, 64KB Flash, TQFP-44 AT89C51RD2T-RLRUM Microchip Technology 1: S/ 33.40 2,059In Stock	Mfr. Part # AT89C51RD2T-RLRUM Mouser Part # 556-AT89C51RD2TLRUM	Microchip Technology	8-bit Microcontrollers - MCU MCUs AT89x, 64KB Flash, TQFP-44 Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,059In Stock	Cut Tape S/ 33.40 S/ 32.54 Reel S/ 27.75	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	TQFP-44	8051	34 I/O	8 bit
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3666LTI-027 Infineon Technologies 1: S/ 86.06 147In Stock	Mfr. Part # CY8C3666LTI-027 Mouser Part # 727-CY8C3666LTI-027	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	147In Stock	S/ 86.06 S/ 68.98 S/ 63.14 S/ 61.07 View S/ 58.54 S/ 56.91 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-68	8051	28 I/O	8 bit	12 bit
8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 5V GREEN AT89C51IC2T-RLTUM Microchip Technology 1: S/ 32.58 191In Stock	Mfr. Part # AT89C51IC2T-RLTUM Mouser Part # 556-AT89C51IC2TLTUM	Microchip Technology	8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 5V GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	191In Stock	S/ 32.58 S/ 29.86 S/ 27.09	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	34 I/O	8 bit	No ADC
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246PVI-122 Infineon Technologies 1: S/ 40.64 586In Stock	Mfr. Part # CY8C3246PVI-122 Mouser Part # 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	S/ 40.64 S/ 35.93 S/ 27.79 S/ 25.11 View S/ 22.81 S/ 22.77 Quote	Min.: 1 Mult.: 1	SMD/SMT	SSOP-48	8051	29 I/O	8 bit	12 bit
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246AXI-138 Infineon Technologies 1: S/ 60.65 620In Stock	Mfr. Part # CY8C3246AXI-138 Mouser Part # 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	S/ 60.65 S/ 47.92 S/ 41.46 S/ 40.09 View S/ 37.02 S/ 36.98 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	72 I/O	8 bit	12 bit
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU C8051F336-GM Silicon Labs 1: S/ 43.91 2,590In Stock NRND	Mfr. Part # C8051F336-GM Mouser Part # 634-C8051F336-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU	Datasheet	2,590In Stock	S/ 43.91 S/ 35.23 S/ 31.26 S/ 29.66 View S/ 28.53 S/ 27.95 S/ 27.33 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	8051	17 I/O	8 bit	10 bit
8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V AT89C51IC2-SLSUL Microchip Technology 1: S/ 35.07 460In Stock	Mfr. Part # AT89C51IC2-SLSUL Mouser Part # 556-A89C51IC2SLSUL	Microchip Technology	8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	460In Stock	S/ 35.07 S/ 32.19 S/ 29.15	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	34 I/O	8 bit	No ADC
8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind AT89C51RB2-SLSUL Microchip Technology 1: S/ 31.72 286In Stock	Mfr. Part # AT89C51RB2-SLSUL Mouser Part # 556-A89C51RB2SLSUL	Microchip Technology	8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	286In Stock	S/ 31.72 S/ 29.15 S/ 26.27	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	32 I/O	8 bit	No ADC
8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V AT89S51-24JU Microchip Technology 1: S/ 18.57 334In Stock	Mfr. Part # AT89S51-24JU Mouser Part # 556-A89S51-24JU	Microchip Technology	8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V	Datasheet	334In Stock	S/ 18.57 S/ 16.97 S/ 16.74	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	32 I/O	8 bit	No ADC
8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN24 C8051F390-A-GMR Silicon Labs 1: S/ 16.97 1,497In Stock	Mfr. Part # C8051F390-A-GMR Mouser Part # 634-C8051F390-A-GMR	Silicon Labs	8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN24	Datasheet	1,497In Stock	Cut Tape S/ 16.97 S/ 12.81 S/ 11.76 S/ 10.59 View Reel S/ 9.19 S/ 10.04 S/ 10.00 S/ 9.38 S/ 9.19 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-24	8051	21 I/O	8 bit	10 bit
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3446AXI-105 Infineon Technologies 1: S/ 58.08 3,435In Stock	Mfr. Part # CY8C3446AXI-105 Mouser Part # 727-CY8C3446AXI-105	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	3,435In Stock	S/ 58.08 S/ 45.81 S/ 39.59 S/ 38.34 View S/ 38.30 S/ 34.72 S/ 32.42	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	70 I/O	8 bit	12 bit
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866LTI-067 Infineon Technologies 1: S/ 85.13 286In Stock	Mfr. Part # CY8C3866LTI-067 Mouser Part # 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	S/ 85.13 S/ 70.42 S/ 63.33 S/ 60.80 View S/ 57.88 S/ 56.71 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	31 I/O	8 bit	20 bit
8-bit Microcontrollers - MCU C51RD2 ROMless TQFP44 Ind 5V GREEN AT80C51RD2T-RLTUM Microchip Technology 1: S/ 15.49 1,929In Stock	Mfr. Part # AT80C51RD2T-RLTUM Mouser Part # 556-AT80C51RD2TLTUM	Microchip Technology	8-bit Microcontrollers - MCU C51RD2 ROMless TQFP44 Ind 5V GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	1,929In Stock	S/ 15.49 S/ 14.21 S/ 12.88	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	32 I/O	8 bit	No ADC
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245AXI-158 Infineon Technologies 1: S/ 38.85 678In Stock	Mfr. Part # CY8C3245AXI-158 Mouser Part # 727-CY8C3245AXI-158	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	678In Stock	S/ 38.85 S/ 30.98 S/ 26.51 S/ 25.61 View S/ 25.46 S/ 23.59 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	70 I/O	8 bit	12 bit
8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V AT89C51RC-24AU Microchip Technology 1: S/ 12.26 3,742In Stock	Mfr. Part # AT89C51RC-24AU Mouser Part # 556-A89C51RC-24AU	Microchip Technology	8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	3,742In Stock	S/ 12.26 S/ 11.25 S/ 11.13	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	32 I/O	8 bit	No ADC
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-128 Infineon Technologies 1: S/ 55.82 2,600In Stock	Mfr. Part # CY8C3246LTI-128 Mouser Part # 727-CY8C3246LTI-128	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	S/ 55.82 S/ 43.99 S/ 39.24 S/ 37.76 View S/ 36.12 S/ 35.23 S/ 34.41 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-68	8051	48 I/O	8 bit	12 bit
8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers DS87C520-MNL+ Analog Devices / Maxim Integrated 1: S/ 247.72 304In Stock	Mfr. Part # DS87C520-MNL+ Mouser Part # 700-DS87C520-MNL	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	304In Stock	S/ 247.72 S/ 242.23 S/ 237.01 S/ 232.27 View Quote	Min.: 1 Mult.: 1	Through Hole	PDIP-40	8051	32 I/O	8 bit	No ADC
8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash AT89LP6440-20AU Microchip Technology 1: S/ 45.54 437In Stock	Mfr. Part # AT89LP6440-20AU Mouser Part # 556-AT89LP6440-20AU	Microchip Technology	8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash	Datasheet	437In Stock	S/ 45.54 S/ 41.73 S/ 37.84	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	38 I/O	8 bit	10 bit
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU C8051F327-GMR Silicon Labs 1: S/ 19.46 3,007In Stock	Mfr. Part # C8051F327-GMR Mouser Part # 634-C8051F327-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU	Datasheet	3,007In Stock	Cut Tape S/ 19.46 S/ 14.83 S/ 13.66 S/ 12.38 View Reel S/ 9.69 S/ 11.76 S/ 11.41 S/ 9.69	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-28	8051	15 I/O	8 bit
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU C8051F338-GMR Silicon Labs 1: S/ 45.35 2,631In Stock	Mfr. Part # C8051F338-GMR Mouser Part # 634-C8051F338-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU	Datasheet	2,631In Stock	Cut Tape S/ 45.35 S/ 35.50 S/ 33.05 S/ 30.36 View Reel S/ 24.06 S/ 30.05 S/ 28.30 S/ 24.06 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-24	8051	21 I/O	8 bit	10 bit
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V AT89LP51RD2-20AU Microchip Technology 1: S/ 19.89 872In Stock	Mfr. Part # AT89LP51RD2-20AU Mouser Part # 556-AT89LP51RD2-20AU	Microchip Technology	8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	872In Stock	S/ 19.89 S/ 18.26 S/ 16.54	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	40 I/O	8 bit	10 bit