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8051 Core Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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 PSoC 64KB FLASH 1.7-5.5V 62 I/O CY8C3246AXI-138T Infineon Technologies 1: $16.94 994In Stock	Mfr. Part No. CY8C3246AXI-138T Mouser Part No 727-CY8C3246AXI-138T	Infineon Technologies	8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O Learn More about Infineon Technologies cypress psoc	Datasheet	994In Stock	Cut Tape $16.94 $12.87 $12.34 $10.87 View Reel $9.67 $10.34 $10.00 $9.68 $9.67 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,500	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		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V CY8C3244AXI-153 Infineon Technologies 1: $11.28 33In Stock	Mfr. Part No. CY8C3244AXI-153 Mouser Part No 727-CY8C3244AXI-153	Infineon Technologies	8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	33In Stock	$11.28 $8.78 $7.97 $6.41 View $6.38 $5.98 $5.82 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	50 MHz	16 kB	2 kB	12 bit	70 I/O	1.71 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 8Bit MCU Low Power AT89C55WD-24AUR Microchip Technology 1: $3.47 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 $3.47 $3.18 $3.12 Reel $3.12 Quote Quote	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 High-Speed/Low-Power Microcontrollers DS80C320-ENL+ Analog Devices / Maxim Integrated 1: $36.07 171In Stock	Mfr. Part No. DS80C320-ENL+ Mouser Part No 700-DS80C320-ENL	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	171In Stock	$36.07 $35.27 $34.51 $33.82 View $33.30 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	33 MHz	64 kB	256 B	No ADC	32 I/O	4.5 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers DS80C320-ECG+ Analog Devices / Maxim Integrated 1: $40.98 130In Stock	Mfr. Part No. DS80C320-ECG+ Mouser Part No 700-DS80C320-ECG	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	130In Stock	$40.98 $35.35 $31.76 $29.60 View $29.59 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	25 MHz	64 kB	256 B	No ADC	32 I/O	4.5 V	5.5 V	+ 70 C		Tray
8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers DS80C320-QCG+ Analog Devices / Maxim Integrated 1: $40.57 67In Stock	Mfr. Part No. DS80C320-QCG+ Mouser Part No 700-DS80C320-QCG	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	67In Stock	$40.57 $34.47 $30.27 $29.62 View $29.61 Quote	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	25 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/Low-Power Microcontrollers DS80C320-ENG+ Analog Devices / Maxim Integrated 1: $31.48 145In Stock	Mfr. Part No. DS80C320-ENG+ Mouser Part No 700-DS80C320-ENG	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	145In Stock	$31.48 $30.79 $30.12 $29.52 View $29.06 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	25 MHz	64 kB	256 B	No ADC	32 I/O	4.5 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers DS89C430-ENL+ Analog Devices / Maxim Integrated 1: $25.75 193In Stock	Mfr. Part No. DS89C430-ENL+ Mouser Part No 700-DS89C430-ENL	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers	Datasheet	193In Stock	$25.75 $25.18 $24.64 $24.14 View $23.77 $23.41 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	33 MHz	16 kB	1 kB	No ADC	32 I/O	4.5 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU Keybrd & Embedded Cntlr MEC1310-NU Microchip Technology 1: $5.07 231In Stock	Mfr. Part No. MEC1310-NU Mouser Part No 579-MEC1310-NU	Microchip Technology	8-bit Microcontrollers - MCU Keybrd & Embedded Cntlr	Datasheet	231In Stock	$5.07 $4.37 $4.15	Min.: 1 Mult.: 1	SMD/SMT	VTQFP-128	8051	8 bit	32 MHz		64 kB	10 bit	56 I/O	3.3 V	3.3 V	+ 85 C		Tray
8-bit Microcontrollers - MCU Bootloader CAN AT89C51CC01CA-SLSUM Microchip Technology 1: $9.57 105In Stock	Mfr. Part No. AT89C51CC01CA-SLSUM Mouser Part No 556-A89C51C01CASLSUM	Microchip Technology	8-bit Microcontrollers - MCU Bootloader CAN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	105In Stock	$9.57 $8.75 $7.94	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	40 MHz	32 kB	1.2 kB	10 bit	34 I/O	3 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V AT89LP51ID2-20MU Microchip Technology 1: $6.03 360In Stock	Mfr. Part No. AT89LP51ID2-20MU Mouser Part No 556-AT89LP51ID2-20MU	Microchip Technology	8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	360In Stock	$6.03 $5.52 $5.00	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
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU C8051F507-IM Silicon Labs 1: $7.75 583In Stock NRND	Mfr. Part No. C8051F507-IM Mouser Part No 634-C8051F507-IM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU	Datasheet	583In Stock	$7.75 $6.62 $6.23 $6.11 Quote 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 8051 25 MHz 4 kB 8-bit MCU C8051F850-C-GM Silicon Labs 1: $2.94 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	$2.94 $2.20 $2.01 $1.58 $1.36	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 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051 ML51PC0AE Nuvoton 1: $2.54 357In Stock	Mfr. Part No. ML51PC0AE Mouser Part No 503-ML51PC0AE	Nuvoton	8-bit Microcontrollers - MCU 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	357In Stock	$2.54 $1.64 $1.47 $1.26 View $1.06 $0.989 $0.874 $0.862 $0.841	Min.: 1 Mult.: 1	SMD/SMT	LQFP-32	8051	8 bit	24 MHz	32 kB	2 kB	12 bit	28 I/O	1.8 V	5.5 V	+ 105 C		Tray
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V AT89LP51ID2-20AU Microchip Technology 1: $6.03 480In Stock	Mfr. Part No. AT89LP51ID2-20AU Mouser Part No 556-AT89LP51ID2-20AU	Microchip Technology	8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	480In Stock	$6.03 $5.52 $5.00	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	20 MHz	64 kB	256 B	10 bit	40 I/O	2.4 V	5.5 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 4KB LDROM MG51FB9AE Nuvoton 1: $1.60 236In Stock	Mfr. Part No. MG51FB9AE Mouser Part No 503-MG51FB9AE	Nuvoton	8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 4KB LDROM Learn More about Nuvoton mg51 numicro mcus	Datasheet	236In Stock	Cut Tape $1.60 $0.973 $0.818 Reel $0.818 $0.619 View $0.536 $0.47 $0.422 $0.362 $0.349	Min.: 1 Mult.: 1 : 74	SMD/SMT	TSSOP-20	8051	8 bit	24 MHz	16 kB	1 kB	12 bit	18 I/O	2.4 V	5.5 V	+ 105 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD,TK ML56SD1AE Nuvoton 1: $3.72 500In Stock	Mfr. Part No. ML56SD1AE Mouser Part No 503-ML56SD1AE	Nuvoton	8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD,TK Learn More about Nuvoton ml56 numicro mcus	Datasheet	500In Stock	$3.72 $2.52 $2.33 $2.09 View $1.77 $1.66 $1.52 $1.51 $1.48	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	8051	8 bit	24 MHz	64 kB	4 kB	12 bit	55 I/O	1.8 V	3.6 V	+ 105 C		Tray
8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40 to 85 N76E003AQ20 Nuvoton 1: $1.49 1,016In Stock	Mfr. Part No. N76E003AQ20 Mouser Part No 503-N76E003AQ20	Nuvoton	8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40 to 85	Datasheet	1,016In Stock	Cut Tape $1.49 $0.949 $0.847 $0.697 Reel $0.461 View $0.608 $0.576 $0.495 $0.456 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-20	8051	8 bit	16 MHz	18 kB	256 B	12 bit	18 I/O	2.4 V	5.5 V	+ 105 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU LOW VOLTAGE 4K ISP FLASH-16MHZ 4-5.5V AT89LS51-16AU Microchip Technology 1: $2.10 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	$2.10 $1.93 $1.75	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 32K Flash 3V USB AT89C5131A-RDTUL Microchip Technology 1: $7.77 160In Stock	Mfr. Part No. AT89C5131A-RDTUL Mouser Part No 556-AT89C5131A-RDTUL	Microchip Technology	8-bit Microcontrollers - MCU 32K Flash 3V USB	Datasheet	160In Stock	$7.77 $7.13 $6.44	Min.: 1 Mult.: 1	SMD/SMT	VQFP-64	8051	8 bit	48 MHz	32 kB	1 kB	No ADC	34 I/O	3 V	3.6 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU C8051F413-GMR Silicon Labs 1: $14.19 391In Stock NRND	Mfr. Part No. C8051F413-GMR Mouser Part No 634-C8051F413-GMR NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU	Datasheet	391In Stock	Cut Tape $14.19 $11.11 $10.34 $9.50 View Reel $7.98 $9.40 $8.85 $7.98	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-28	8051	8 bit	50 MHz	16 kB	2.31 kB	12 bit	20 I/O	2 V	5.25 V	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 100MIPS,64KB,10ADC,100Pin MCU C8051F132-GQ Silicon Labs 1: $25.88 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	$25.88 $23.04 $22.05 $20.94	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 C51IC2 32Kf I2C 32KHz TQFP44 I. 3V GREEN AT89C51IC2T-RLTUL Microchip Technology 1: $8.58 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	$8.58 $7.86 $7.13	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 High-Speed Microcontroller DS80C310-QNG+ Analog Devices / Maxim Integrated 1: $37.46 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	$37.46 $33.67 $23.93	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 DS80C320-QCL+ Analog Devices / Maxim Integrated 1: $39.79 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	$39.79 $34.48 $29.04 View 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