.hide-partial { max-height: none; } .show-more { display: none; }

8051 Core 8-bit Microcontrollers - MCU

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 488

Applied Filters:

Core = 8051

Manufacturer

Program Memory Size

Data RAM Size

Package / Case

Maximum Clock Frequency

ADC Resolution

Number of I/Os

Supply Voltage - Min

Supply Voltage - Max

Mounting Style

Data Bus Width

Minimum Operating Temperature

Maximum Operating Temperature

Series

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Core	Program Memory Size	Data RAM Size	Package / Case	Maximum Clock Frequency	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Mounting Style	Data Bus Width	Minimum Operating Temperature	Maximum Operating Temperature	Series	Qualification	Packaging
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU C8051F336-GMR Silicon Labs 1: $11.31 1,408In Stock	Mfr. Part # C8051F336-GMR Mouser Part # 634-C8051F336-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU	Datasheet	1,408In Stock	Cut Tape $11.31 $9.05 $8.27 $7.63 View Reel $6.16 $7.33 $7.25 $6.16 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	8051	16 kB	768 B	QFN-20	25 MHz	10 bit	17 I/O	2.7 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F336		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU C8051F327-GMR Silicon Labs 1: $5.00 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 $5.00 $3.81 $3.51 $3.18 View Reel $2.85 $3.02 $2.93 $2.89 $2.85	Min.: 1 Mult.: 1 : 2,500	8051	16 kB	1.54 kB	QFN-28	25 MHz		15 I/O	2.7 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F327		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU C8051F338-GMR Silicon Labs 1: $11.65 2,731In 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	2,731In Stock	Cut Tape $11.65 $9.12 $8.49 $7.80 View Reel $6.73 $7.72 $7.27 $7.10 $6.73 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500	8051	16 kB	768 B	QFN-24	25 MHz	10 bit	21 I/O	2.7 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F338		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8Bit MCU Low Power AT89C55WD-24AUR Microchip Technology 1: $3.47 259In Stock	Mfr. Part # AT89C55WD-24AUR Mouser Part # 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	8051	20 kB	256 B	TQFP-44	24 MHz	No ADC	32 I/O	4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	AT89C55WD		Reel, Cut Tape
8-bit Microcontrollers - MCU SINGLE CYC 4K FLASH -20MHZ 2.4-5.5V AT89LP4052-20XU Microchip Technology 1: $2.80 94In Stock	Mfr. Part # AT89LP4052-20XU Mouser Part # 556-A89LP4052-20XU	Microchip Technology	8-bit Microcontrollers - MCU SINGLE CYC 4K FLASH -20MHZ 2.4-5.5V	Datasheet	94In Stock	$2.80 $2.56 $2.53	Min.: 1 Mult.: 1	8051	4 kB	256 B	TSSOP-20	20 MHz	No ADC	15 I/O	2.4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	89LP		Tube
8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB CY8C3866PVI-021T Infineon Technologies 1: $23.79 1,000In Stock	Mfr. Part # CY8C3866PVI-021T Mouser Part # 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 $23.79 $19.22 $18.43 $16.24 View Reel $13.65 $15.44 $14.73 $13.65 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	8051	64 kB	8 kB	SSOP-48	67 MHz	20 bit		1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz CY8C3866AXI-208 Infineon Technologies 1: $23.68 262In Stock	Mfr. Part # CY8C3866AXI-208 Mouser Part # 727-CY8C3866AXI-208	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz Learn More about Infineon Technologies cypresspsoc3	Datasheet	262In Stock	$23.68 $18.77 $16.57 $15.08 View $14.71 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	TQFP-100	67 MHz	20 bit	62 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866		Tray
8-bit Microcontrollers - MCU C51 16K Flash ADC AT89C5115-RATUM Microchip Technology 1: $8.26 95In Stock	Mfr. Part # AT89C5115-RATUM Mouser Part # 556-A89C5115RATUM	Microchip Technology	8-bit Microcontrollers - MCU C51 16K Flash ADC Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	95In Stock	$8.26 $8.21 $7.86 $7.85	Min.: 1 Mult.: 1	8051	16 kB	512 B	VQFP-32	40 MHz	10 bit	20 I/O	3 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	89C		Tray
8-bit Microcontrollers - MCU C5130A 16K Flash USB 5V AT89C5130A-PUTUM Microchip Technology 1: $7.87 501In Stock	Mfr. Part # AT89C5130A-PUTUM Mouser Part # 556-A89C5130A-PUTUM	Microchip Technology	8-bit Microcontrollers - MCU C5130A 16K Flash USB 5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	501In Stock	$7.87 $7.37 $7.36 $7.18 Quote Quote	Min.: 1 Mult.: 1	8051	16 kB	1 kB	QFN-32	48 MHz	No ADC	34 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	89C		Tray
8-bit Microcontrollers - MCU CAN 64K FLASH CAN BOOT AT89C51CC03CA-SLRUM Microchip Technology 1: $11.58 456In Stock	Mfr. Part # AT89C51CC03CA-SLRUM Mouser Part # 556-A89C51C03CASLRUM	Microchip Technology	8-bit Microcontrollers - MCU CAN 64K FLASH CAN BOOT Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	456In Stock	Cut Tape $11.58 $10.08 $10.03 $9.97 Reel $9.62 View $9.88 $9.58 MouseReel Available	Min.: 1 Mult.: 1 : 500	8051	64 kB	2.25 kB	PLCC-44	40 MHz		36 I/O	3 V	5.5 V	SMD/SMT	8 bit					Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245LTI-144 Infineon Technologies 1: $10.42 195In Stock	Mfr. Part # CY8C3245LTI-144 Mouser Part # 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	$10.42 $8.12 $7.20 $6.92 View $6.61 $6.13 $6.01 Quote	Min.: 1 Mult.: 1	8051	32 kB	4 kB	QFN-48	50 MHz	12 bit	31 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3245		Tray
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245PVI-134 Infineon Technologies 1: $9.50 590In Stock	Mfr. Part # CY8C3245PVI-134 Mouser Part # 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	$9.50 $8.32 $6.46 $6.21 View $5.54 $5.51 Quote	Min.: 1 Mult.: 1	8051	32 kB	4 kB	SSOP-48	50 MHz	12 bit	29 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3245		Tube
8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB CY8C3866AXI-040T Infineon Technologies 1: $26.85 559In Stock	Mfr. Part # CY8C3866AXI-040T Mouser Part # 727-CY8C3866AXI-040T	Infineon Technologies	8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB Learn More about Infineon Technologies cypress psoc	Datasheet	559In Stock	Cut Tape $26.85 $21.60 $19.46 $18.79 View Reel $17.09 $18.43 $17.98 $17.24 $17.09 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,500	8051	64 kB	8 kB	TQFP-100	67 MHz	20 bit	72 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU CAN C51 64K FLASH UAR BOOT AT89C51CC03UA-SLSUM Microchip Technology 1: $11.50 134In Stock	Mfr. Part # AT89C51CC03UA-SLSUM Mouser Part # 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	$11.50 $10.64 $10.22 $9.62	Min.: 1 Mult.: 1	8051	64 kB	2 kB	PLCC-44	60 MHz	10 bit	36 I/O	3 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	89C		Tube
8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC AT89S2051-24SU Microchip Technology 1: $2.61 4In Stock	Mfr. Part # AT89S2051-24SU Mouser Part # 556-A89S2051-24SU	Microchip Technology	8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC	Datasheet	4In Stock	$2.61 $2.39 $2.18	Min.: 1 Mult.: 1	8051	2 kB	256 B	SOIC-20	24 MHz	No ADC	15 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	89S		Tube
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-162 Infineon Technologies 1: $12.40 299In Stock	Mfr. Part # CY8C3246LTI-162 Mouser Part # 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	$12.40 $10.08 $9.61 $8.35 View $7.97 $6.97 $6.72 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-48	50 MHz	12 bit	29 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246		Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3666AXI-052 Infineon Technologies 1: $17.45 338In Stock	Mfr. Part # CY8C3666AXI-052 Mouser Part # 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	$17.45 $13.84 $12.00 $11.62 View $11.01 $11.00 $10.99 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	TQFP-100	67 MHz	12 bit	70 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3666		Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-125 Infineon Technologies 1: $12.10 1,091In Stock	Mfr. Part # CY8C3246LTI-125 Mouser Part # 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	$12.10 $9.48 $8.43 $8.11 View $7.75 $7.54 $7.27 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-48	50 MHz	12 bit	31 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246		Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246PVI-147 Infineon Technologies 1: $11.98 371In Stock	Mfr. Part # CY8C3246PVI-147 Mouser Part # 727-CY8C3246PVI-147	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	371In Stock	$11.98 $11.30 $8.25 $7.94 View $7.72 $7.41 $7.23 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	SSOP-48	50 MHz	12 bit	31 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V 8-bit MCU C8051F501-IM Silicon Labs 1: $12.72 600In Stock End of Life	Mfr. Part # C8051F501-IM Mouser Part # 634-C8051F501-IM End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V 8-bit MCU	Datasheet	600In Stock	$12.72 $10.22 $9.36 $8.66 View $8.59 $8.00 $7.99 Quote	Min.: 1 Mult.: 1	8051	64 kB	4.25 kB	QFN-48	50 MHz	12 bit	40 I/O	1.8 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 125 C	C8051F501	AEC-Q100	Tube
8-bit Microcontrollers - MCU C51ED2 64kF TQFP44 3-5.5V Ind Reel GREEN AT89C51ED2T-RLRUM Microchip Technology 1: $10.00 395In Stock	Mfr. Part # AT89C51ED2T-RLRUM Mouser Part # 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	395In Stock	Cut Tape $10.00 $9.75 $9.74 $9.73 Reel $8.30	Min.: 1 Mult.: 1 : 2,000	8051	64 kB	2 kB	TQFP-44	60 MHz		34 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C			Reel, Cut Tape
8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V CY8C3865AXI-019 Infineon Technologies 1: $23.17 220In Stock	Mfr. Part # CY8C3865AXI-019 Mouser Part # 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	$23.17 $18.12 $17.31 $15.73 View $14.88 $14.64 Quote	Min.: 1 Mult.: 1	8051	32 kB	4 kB	TQFP-100	67 MHz	20 bit	72 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3865		Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866LTI-030 Infineon Technologies 1: $17.05 824In Stock	Mfr. Part # CY8C3866LTI-030 Mouser Part # 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	$17.05 $14.76 $13.93 $13.61 View $12.79 $12.48 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-68	67 MHz	20 bit	48 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866		Tray
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB LFO 8-bit MCU C8051F330-GM Silicon Labs 1: $10.53 826In Stock 1,085On Order NRND	Mfr. Part # C8051F330-GM Mouser Part # 634-C8051F330-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB LFO 8-bit MCU	Datasheet	826In Stock 1,085On Order	$10.53 $8.22 $7.64 $7.01 View $6.65 $6.52 $6.37 $6.07	Min.: 1 Mult.: 1	8051	8 kB	768 B	QFN-20	25 MHz	10 bit	17 I/O	2.7 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F330		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU C8051F413-GM Silicon Labs 1: $13.89 6,193In Stock NRND	Mfr. Part # C8051F413-GM Mouser Part # 634-C8051F413-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU	Datasheet	6,193In Stock	$13.89 $11.12 $10.35 $9.51 View $9.41 $8.86 $8.66 Quote	Min.: 1 Mult.: 1	8051	16 kB	2.31 kB	QFN-28	50 MHz	12 bit	20 I/O	2 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F413		Tube