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8051 Core 8-bit 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.	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	Packaging
8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers DS80C323-QND+ Analog Devices / Maxim Integrated 1: $15.17 101In Stock	Mfr. Part No. DS80C323-QND+ Mouser Part No 700-DS80C323-QND	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	101In Stock	$15.17 $13.55 $10.92 $10.68 View $10.48 $9.92 $9.86 Quote	Min.: 1 Mult.: 1	8051	64 kB	256 B	PLCC-44	18 MHz	No ADC	32 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	DS80C323	Tube
8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers DS80C320-QCL+ Analog Devices / Maxim Integrated 1: $40.57 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	$40.57 $34.47 $29.71 $29.62 View $29.47 Quote	Min.: 1 Mult.: 1	8051	64 kB	256 B	PLCC-44	33 MHz	No ADC	32 I/O	4.5 V	5.5 V	SMD/SMT	8 bit	0 C	+ 70 C	DS80C320	Tube
8-bit Microcontrollers - MCU High-Speed Microcontroller DS80C310-QNG+ Analog Devices / Maxim Integrated 1: $37.49 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	$37.49 $33.67 $27.85 $26.56 View $26.31 Quote	Min.: 1 Mult.: 1	8051	64 kB	256 B	PLCC-44	25 MHz	No ADC	32 I/O	4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	DS80C310	Tube
8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers DS80C323-MCD+ Analog Devices / Maxim Integrated 1: $14.78 115In Stock	Mfr. Part No. DS80C323-MCD+ Mouser Part No 700-DS80C323-MCD	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	115In Stock	$14.78 $12.25 $10.91 $10.27 View $9.65 Quote	Min.: 1 Mult.: 1	8051	64 kB	256 B	PDIP-40	18 MHz	No ADC	32 I/O	2.7 V	5.5 V	Through Hole	8 bit	0 C	+ 70 C	DS80C323	Tube
8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL AT89LP3240-20MU Microchip Technology 1: $4.75 315In Stock	Mfr. Part No. AT89LP3240-20MU Mouser Part No 556-AT89LP3240-20MU	Microchip Technology	8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL	Datasheet	315In Stock	$4.75 $4.37 $3.96	Min.: 1 Mult.: 1	8051	32 kB	4.25 kB	VQFN-44	20 MHz	10 bit	38 I/O	2.4 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU Sngle-Cycle 8051 32K ISP Flsh,2.4-5.5V AT89LP51IC2-20AAU Microchip Technology 1: $4.71 294In Stock	Mfr. Part No. AT89LP51IC2-20AAU Mouser Part No 556-AT89LP51IC220AAU	Microchip Technology	8-bit Microcontrollers - MCU Sngle-Cycle 8051 32K ISP Flsh,2.4-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	294In Stock	$4.71 $4.32 $3.93	Min.: 1 Mult.: 1	8051	32 kB	256 B	LQFP-44	20 MHz	10 bit	40 I/O	2.4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL AT89LP51-20JU Microchip Technology 1: $3.46 404In Stock	Mfr. Part No. AT89LP51-20JU Mouser Part No 556-AT89LP51-20JU	Microchip Technology	8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL Learn More about Microchip Technology atmelat89lp52	Datasheet	404In Stock	$3.46 $3.24 $3.23	Min.: 1 Mult.: 1	8051	4 kB	256 B	PLCC-44	20 MHz	No ADC	36 I/O	2.4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F385-GM Silicon Labs 1: $6.77 257In Stock NRND	Mfr. Part No. C8051F385-GM Mouser Part No 634-C8051F385-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU Learn More about Silicon Labs silabs usb mcus	Datasheet	257In Stock	$6.77 $5.22 $4.81 $4.39 View $4.18 $4.06 $4.01 $3.96	Min.: 1 Mult.: 1	8051	64 kB	4.35 kB	QFN-32	48 MHz		25 I/O	2.7 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F385	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU C8051F387-GM Silicon Labs 1: $5.78 308In Stock NRND	Mfr. Part No. C8051F387-GM Mouser Part No 634-C8051F387-GM NRND	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	$5.78 $4.45 $4.09 $3.72 View $3.53 $3.42 $3.38 $3.34	Min.: 1 Mult.: 1	8051	32 kB	2.3 kB	QFN-32	48 MHz		25 I/O	2.7 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F387	Tube
8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V AT89C51RD2-SLSUM Microchip Technology 1: $9.01 2,231In Stock	Mfr. Part No. AT89C51RD2-SLSUM Mouser Part No 556-A89C51RD2SLSUM	Microchip Technology	8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,231In Stock	$9.01 $8.27 $7.49	Min.: 1 Mult.: 1	8051	64 kB	2 kB	PLCC-44	60 MHz		32 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	89C	Tube
8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V AT89S52-24PU Microchip Technology 1: $3.68 8,249In Stock	Mfr. Part No. AT89S52-24PU Mouser Part No 556-A89S52-24PU	Microchip Technology	8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V	Datasheet	8,249In Stock	$3.68 $3.38 $3.07	Min.: 1 Mult.: 1	8051	8 kB	256 B	PDIP-40	24 MHz	No ADC	32 I/O	4 V	5.5 V	Through Hole	8 bit	- 40 C	+ 85 C	89S	Tube
8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V AT89S8253-24JU Microchip Technology 1: $4.71 3,093In Stock	Mfr. Part No. AT89S8253-24JU Mouser Part No 556-A89S8253-24JU	Microchip Technology	8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V	Datasheet	3,093In Stock	$4.71 $4.31 $4.27	Min.: 1 Mult.: 1	8051	12 kB	256 B	PLCC-44	24 MHz	No ADC	32 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	89S	Tube
8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader UART GREEN AT89C51CC01UAT-RLTUM Microchip Technology 1: $9.07 2,892In Stock	Mfr. Part No. AT89C51CC01UAT-RLTUM Mouser Part No 556-AT89C51CC01UATUM	Microchip Technology	8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader UART GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,892In Stock	$9.07 $8.31 $7.53	Min.: 1 Mult.: 1	8051	32 kB	1.25 kB	TQFP-44	40 MHz	10 bit	34 I/O	3 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 UARBOOT GREEN AT89C51CC03UAT-RLTUM Microchip Technology 1: $11.03 2,193In Stock	Mfr. Part No. AT89C51CC03UAT-RLTUM Mouser Part No 556-AT89C51CC03UATUM	Microchip Technology	8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 UARBOOT GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,193In Stock	$11.03 $10.11 $9.16	Min.: 1 Mult.: 1	8051	64 kB	2 kB	TQFP-44	60 MHz	10 bit	36 I/O	3 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU C51ID2 64kF 32KHz TQFP44 3-5.5V I. GREEN AT89C51ID2T-RLTUM Microchip Technology 1: $12.08 1,587In Stock	Mfr. Part No. AT89C51ID2T-RLTUM Mouser Part No 556-AT89C51ID2TLTUM	Microchip Technology	8-bit Microcontrollers - MCU C51ID2 64kF 32KHz TQFP44 3-5.5V I. GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	1,587In Stock	$12.08 $11.07 $10.04	Min.: 1 Mult.: 1	8051	64 kB	2 kB	TQFP-44	60 MHz	No ADC	34 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 25 I/O CY8C3245LTI-139T Infineon Technologies 1: $10.93 2,655In Stock	Mfr. Part No. CY8C3245LTI-139T Mouser Part No 727-CY8C3245LTI-139T	Infineon Technologies	8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 25 I/O Learn More about Infineon Technologies cypress psoc	Datasheet	2,655In Stock	Cut Tape $10.93 $8.45 $8.06 $7.00 View Reel $6.12 $6.68 $6.12 $6.12 Quote	Min.: 1 Mult.: 1 : 2,000	8051			QFN-48						SMD/SMT	8 bit			CY8C3245	Reel, Cut Tape
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3446LTI-073 Infineon Technologies 1: $13.68 2,600In Stock	Mfr. Part No. CY8C3446LTI-073 Mouser Part No 727-CY8C3446LTI-073	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	$13.68 $11.83 $10.56 $10.17 View $9.74 $9.43 $9.32 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	CY8C3446	Tray
8-bit Microcontrollers - MCU MCU with 2KB SRAM and 32Kx16 ECC E-Flash, QFN-24 (4mm x 4mm) IS31CS8974A-QFLS2-TR Lumissil 1: $2.08 2,500In Stock New Product	Mfr. Part No. IS31CS8974A-QFLS2-TR Mouser Part No 870-31CS8974AQFLS2TR New Product	Lumissil	8-bit Microcontrollers - MCU MCU with 2KB SRAM and 32Kx16 ECC E-Flash, QFN-24 (4mm x 4mm) Learn More about Lumissil is3xcs8974 mcus		2,500In Stock	Cut Tape $2.08 $1.33 $1.19 $0.976 Reel $0.618 View $0.851 $0.806 $0.678 $0.612	Min.: 1 Mult.: 1 : 2,500	8051	32 KB	2 KB	WQFN-24	25 MHz		20 I/O	2.5 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F340-GQ Silicon Labs 1: $25.38 1,841In Stock NRND	Mfr. Part No. C8051F340-GQ Mouser Part No 634-C8051F340-GQ NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU	Datasheet	1,841In Stock	$25.38 $20.30 $19.02 $17.63 View $16.96 $16.56	Min.: 1 Mult.: 1	8051	64 kB	4.25 kB	TQFP-48	48 MHz	10 bit	40 I/O	2.7 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F340	Tray
8-bit Microcontrollers - MCU C51AC2 32kF ADC EEP TQFP44 ind 5V GREEN AT89C51AC2T-RLTUM Microchip Technology 1: $9.81 2,912In Stock	Mfr. Part No. AT89C51AC2T-RLTUM Mouser Part No 556-AT89C51AC2TLTUM	Microchip Technology	8-bit Microcontrollers - MCU C51AC2 32kF ADC EEP TQFP44 ind 5V GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,912In Stock	$9.81 $9.00 $8.15	Min.: 1 Mult.: 1	8051	32 kB	128 B	TQFP-44	40 MHz	10 bit	34 I/O	3 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU 20 PINS UART 2K FLASH-24MHZ 4-5.5V AT89C2051-24SU Microchip Technology 1: $1.44 2,438In Stock	Mfr. Part No. AT89C2051-24SU Mouser Part No 556-A89C2051-24SU	Microchip Technology	8-bit Microcontrollers - MCU 20 PINS UART 2K FLASH-24MHZ 4-5.5V	Datasheet	2,438In Stock	$1.44 $1.33 $1.20	Min.: 1 Mult.: 1	8051	2 kB	128 B	SOIC-20	24 MHz	No ADC	15 I/O	4 V	6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	89C	Tube
8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V AT89C4051-24PU Microchip Technology 1: $2.12 2,346In Stock	Mfr. Part No. AT89C4051-24PU Mouser Part No 556-A89C4051-24PU	Microchip Technology	8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V	Datasheet	2,346In Stock	$2.12 $1.94 $1.76	Min.: 1 Mult.: 1	8051	4 kB	128 B	PDIP-20	24 MHz	No ADC	15 I/O	4 V	6 V	Through Hole	8 bit	- 40 C	+ 85 C	89C	Tube
8-bit Microcontrollers - MCU C51 16K Flash ADC AT89C5115-SISUM Microchip Technology 1: $9.67 396In Stock	Mfr. Part No. AT89C5115-SISUM Mouser Part No 556-A89C5115SISUM	Microchip Technology	8-bit Microcontrollers - MCU C51 16K Flash ADC Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	396In Stock	$9.67 $8.86 $8.01	Min.: 1 Mult.: 1	8051	16 kB	512 B	PLCC-28	40 MHz	10 bit	20 I/O	3 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	89C	Tube
8-bit Microcontrollers - MCU C5130A 16K Flash USB 5V AT89C5130A-RDTUM Microchip Technology 1: $9.18 166In Stock	Mfr. Part No. AT89C5130A-RDTUM Mouser Part No 556-A89C5130ARDTUM	Microchip Technology	8-bit Microcontrollers - MCU C5130A 16K Flash USB 5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	166In Stock	$9.18 $8.41 $8.31	Min.: 1 Mult.: 1	8051	16 kB	1 kB	VQFP-64	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 C51AC3 64K FLASHADC EEP 5V AT89C51AC3-SLSUM Microchip Technology 1: $10.72 267In Stock	Mfr. Part No. AT89C51AC3-SLSUM Mouser Part No 556-A89C51AC3SLSUM	Microchip Technology	8-bit Microcontrollers - MCU C51AC3 64K FLASHADC EEP 5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	267In Stock	$10.72 $9.84 $8.90	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