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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	Packaging
8-bit Microcontrollers - MCU CAN C51 64K FLASH CAN BOOT AT89C51CC03CA-RDTUM Microchip Technology 1: $11.03 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89C51CC03CA-RDTUM Mouser Part No 556-A89C51C03CARDTUM	Microchip Technology	8-bit Microcontrollers - MCU CAN C51 64K FLASH CAN BOOT Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 9 Weeks	$11.03 $10.13 $9.17	Min.: 1 Mult.: 1	SMD/SMT	VQFP-64	8051	8 bit	60 MHz	64 kB	2 kB	10 bit	36 I/O	3 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU C51ED2 64K FLASH 3-5.5V Ind AT89C51ED2-RDRUM Microchip Technology 1,500: $8.66 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89C51ED2-RDRUM Mouser Part No 556-A89C51ED2RDRUM	Microchip Technology	8-bit Microcontrollers - MCU C51ED2 64K FLASH 3-5.5V Ind Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $8.66	Min.: 1,500 Mult.: 1,500 : 1,500	SMD/SMT	LQFP-64	8051	8 bit	60 MHz	64 kB	2 kB	No ADC	32 I/O	2.7 V	5.5 V		Reel
8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V AT89C51ED2-RDTUM Microchip Technology 160: $8.66 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. AT89C51ED2-RDTUM Mouser Part No 556-A89C51ED2RDTUM	Microchip Technology	8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 8 Weeks	$8.66	Min.: 160 Mult.: 160	SMD/SMT	VQFP-64	8051	8 bit	60 MHz	64 kB	2 kB	No ADC	50 I/O	2.7 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU C51ED2 64K FLASH 3-5.5V Ind AT89C51ED2-SLRUM Microchip Technology 500: $8.72 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. AT89C51ED2-SLRUM Mouser Part No 556-A89C51ED2SLRUM	Microchip Technology	8-bit Microcontrollers - MCU C51ED2 64K FLASH 3-5.5V Ind Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 8 Weeks	Reel $8.72	Min.: 500 Mult.: 500 : 500	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	64 kB	2 kB	No ADC	32 I/O	2.7 V	5.5 V		Reel
8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V AT89C51IC2-SLRUL Microchip Technology 500: $7.66 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89C51IC2-SLRUL Mouser Part No 556-A89C51IC2SLRUL	Microchip Technology	8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $7.66	Min.: 500 Mult.: 500 : 500	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	32 kB	1.25 kB	No ADC	34 I/O	2.7 V	5.5 V		Reel
8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 5V AT89C51IC2-SLRUM Microchip Technology 500: $7.49 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89C51IC2-SLRUM Mouser Part No 556-A89C51IC2SLRUM	Microchip Technology	8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $7.49	Min.: 500 Mult.: 500 : 500	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	32 kB	1.25 kB	No ADC	34 I/O	2.7 V	5.5 V		Reel
8-bit Microcontrollers - MCU C51ID2 64K FLASH TWI 32KHz 5V AT89C51ID2-SLRUM Microchip Technology 500: $10.68 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89C51ID2-SLRUM Mouser Part No 556-A89C51ID2SLRUM	Microchip Technology	8-bit Microcontrollers - MCU C51ID2 64K FLASH TWI 32KHz 5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $10.68	Min.: 500 Mult.: 500 : 500	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	64 kB	2 kB	No ADC	32 I/O	2.7 V	5.5 V		Reel
8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind AT89C51RB2-SLRUL Microchip Technology 500: $6.75 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89C51RB2-SLRUL Mouser Part No 556-A89C51RB2SLRUL	Microchip Technology	8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $6.75	Min.: 500 Mult.: 500 : 500	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	16 kB	1.25 kB	No ADC	32 I/O	2.7 V	5.5 V		Reel
8-bit Microcontrollers - MCU C51RB2 FLASH 5V 16k ind AT89C51RB2-SLRUM Microchip Technology 500: $6.75 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89C51RB2-SLRUM Mouser Part No 556-A89C51RB2SLRUM	Microchip Technology	8-bit Microcontrollers - MCU C51RB2 FLASH 5V 16k ind Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $6.75	Min.: 500 Mult.: 500 : 500	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	16 kB	1.25 kB	No ADC	32 I/O	2.7 V	5.5 V		Reel
8-bit Microcontrollers - MCU C51RC2 32K FLASH 3V Ind AT89C51RC2-SLRUL Microchip Technology 500: $8.01 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89C51RC2-SLRUL Mouser Part No 556-A89C51RC2SLRUL	Microchip Technology	8-bit Microcontrollers - MCU C51RC2 32K FLASH 3V Ind Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $8.01	Min.: 500 Mult.: 500 : 500	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	32 kB	1.25 kB	No ADC	32 I/O	2.7 V	5.5 V		Reel
8-bit Microcontrollers - MCU C51RC2 32K FLASH 5V Com AT89C51RC2-SLRUM Microchip Technology 500: $8.01 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89C51RC2-SLRUM Mouser Part No 556-A89C51RC2SLRUM	Microchip Technology	8-bit Microcontrollers - MCU C51RC2 32K FLASH 5V Com Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $8.01	Min.: 500 Mult.: 500 : 500	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	32 kB	1.25 kB	No ADC	32 I/O	2.7 V	5.5 V	+ 85 C	Reel
8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V AT89LS52-16PU Microchip Technology 1: $3.68 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89LS52-16PU Mouser Part No 556-A89LS52-16PU	Microchip Technology	8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V	Datasheet	Non-Stocked Lead-Time 9 Weeks	$3.68 $3.38 $3.07	Min.: 1 Mult.: 1	Through Hole	PDIP-40	8051	8 bit	16 MHz	8 kB	256 B	No ADC	32 I/O	2.7 V	4 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 32K Flash 3V USB AT89C5131A-TIRUL Microchip Technology 1,000: $6.62 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89C5131A-TIRUL Mouser Part No 556-AT89C5131A-TIRUL	Microchip Technology	8-bit Microcontrollers - MCU 32K Flash 3V USB	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $6.62	Min.: 1,000 Mult.: 1,000 : 1,000	SMD/SMT	SOIC-28	8051	8 bit	48 MHz	32 kB	1 kB	No ADC	18 I/O	2.7 V	5.5 V	+ 85 C	Reel
8-bit Microcontrollers - MCU 8-bit 16K Flash C51RB2 AT89C51RB2-3CSUL Microchip Technology 100: $6.75 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. AT89C51RB2-3CSUL Mouser Part No 556-AT89C51RB2-3CSUL	Microchip Technology	8-bit Microcontrollers - MCU 8-bit 16K Flash C51RB2 Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 8 Weeks	$6.75	Min.: 100 Mult.: 10	Through Hole	PDIP-40	8051	8 bit	60 MHz	16 kB	1.25 kB	No ADC	32 I/O	2.7 V	5.5 V		Tube
8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V AT89LP51RB2-20AU Microchip Technology 320: $3.19 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. AT89LP51RB2-20AU Mouser Part No 556-AT89LP51RB2-20AU	Microchip Technology	8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	Non-Stocked Lead-Time 12 Weeks	$3.19	Min.: 320 Mult.: 160	SMD/SMT	TQFP-44	8051	8 bit	20 MHz	24 kB	256 B	10 bit	40 I/O	2.4 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash AT89LP6440-20MU Microchip Technology 360: $4.25 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. AT89LP6440-20MU Mouser Part No 556-AT89LP6440-20MU	Microchip Technology	8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash	Datasheet	Non-Stocked Lead-Time 9 Weeks	$4.25	Min.: 360 Mult.: 360	SMD/SMT	VQFN-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 50 MHz 64 kB 8-bit MCU C8051F342-GM Silicon Labs 1,533: $15.17 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. C8051F342-GM Mouser Part No 634-C8051F342-GM	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU Learn More about Silicon Labs silicon c8051f34x full speed flash mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	$15.17 View Quote	Min.: 1,533 Mult.: 1,533	SMD/SMT	QFN-32	8051	8 bit	48 MHz	64 kB	4.25 kB	10 bit	25 I/O	2.7 V	5.25 V	+ 85 C	Tube
8-bit Microcontrollers - MCU Next gen available (F381-GM) 48 MIPS,64KB,10ADC,USB,32Pin C8051F342-GMR Silicon Labs 1,500: $15.73 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. C8051F342-GMR Mouser Part No 634-C8051F342-GMR	Silicon Labs	8-bit Microcontrollers - MCU Next gen available (F381-GM) 48 MIPS,64KB,10ADC,USB,32Pin Learn More about Silicon Labs silicon c8051f34x full speed flash mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $15.73	Min.: 1,500 Mult.: 1,500 : 1,500			8051	8 bit						2.7 V	5.25 V		Reel
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU C8051F346-GM Silicon Labs 1,533: $14.98 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. C8051F346-GM Mouser Part No 634-C8051F346-GM	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU Learn More about Silicon Labs silicon c8051f34x full speed flash mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	$14.98 Quote Quote	Min.: 1,533 Mult.: 1,533	SMD/SMT	QFN-32	8051	8 bit	25 MHz	64 kB	4.25 kB	10 bit	25 I/O	2.7 V	5.25 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F34A-GM Silicon Labs 1,533: $16.08 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. C8051F34A-GM Mouser Part No 634-C8051F34A-GM	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU Learn More about Silicon Labs silicon c8051f34x full speed flash mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	$16.08 Quote Quote	Min.: 1,533 Mult.: 1,533	SMD/SMT	LQFP-32	8051	8 bit	25 MHz	64 kB	4.25 kB	10 bit	25 I/O	2.7 V	5.25 V	+ 85 C	Tube
8-bit Microcontrollers - MCU Next gen available (F381-GM) 48 MIPS,64KB,10ADC,2xUART, USB,32Pin C8051F34A-GMR Silicon Labs 1,500: $16.06 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. C8051F34A-GMR Mouser Part No 634-C8051F34A-GMR	Silicon Labs	8-bit Microcontrollers - MCU Next gen available (F381-GM) 48 MIPS,64KB,10ADC,2xUART, USB,32Pin Learn More about Silicon Labs silicon c8051f34x full speed flash mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $16.06	Min.: 1,500 Mult.: 1,500 : 1,500			8051	8 bit						2.7 V	5.25 V		Reel
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU C8051F353-GMR Silicon Labs 1: $11.76 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. C8051F353-GMR Mouser Part No 634-C8051F353-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU	Datasheet	Non-Stocked Lead-Time 12 Weeks	Cut Tape $11.76 $9.19 $8.47 $7.83 View Reel $6.77 $7.44 $7.29 $7.02 $6.77	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	QFN-28	8051	8 bit	50 MHz	8 kB	768 B	16 bit	17 I/O	2.7 V	3.6 V	+ 85 C	Reel, Cut Tape
8-bit Microcontrollers - MCU USB-Flash-32k-ADC-QFN32 OTP available (T627-GM) C8051F383-GMR Silicon Labs 1,500: $3.51 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. C8051F383-GMR Mouser Part No 634-C8051F383-GMR	Silicon Labs	8-bit Microcontrollers - MCU USB-Flash-32k-ADC-QFN32 OTP available (T627-GM)	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $3.51	Min.: 1,500 Mult.: 1,500 : 1,500	SMD/SMT	QFN-32	8051	8 bit	48 MHz	32 kB	2.25 kB	10 bit	25 I/O	2.7 V	5.25 V	+ 85 C	Reel
8-bit Microcontrollers - MCU USB-Flash-64k-QFN32 OTP available (T626-GM) C8051F385-GMR Silicon Labs 1,500: $3.97 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. C8051F385-GMR Mouser Part No 634-C8051F385-GMR	Silicon Labs	8-bit Microcontrollers - MCU USB-Flash-64k-QFN32 OTP available (T626-GM)	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $3.97	Min.: 1,500 Mult.: 1,500 : 1,500	SMD/SMT	QFN-32	8051	8 bit	48 MHz	64 kB	4.35 kB		25 I/O	2.7 V	5.25 V	+ 85 C	Reel
8-bit Microcontrollers - MCU USB-Flash-32k-QFN32 OTP available (T627-GM) C8051F387-GMR Silicon Labs 1,500: $3.35 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. C8051F387-GMR Mouser Part No 634-C8051F387-GMR	Silicon Labs	8-bit Microcontrollers - MCU USB-Flash-32k-QFN32 OTP available (T627-GM)	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $3.35	Min.: 1,500 Mult.: 1,500 : 1,500	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	Reel