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8051 Core Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) 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 USB-Flash-64k-ADC-QFN32 OTP available (T626-GM) C8051F381-GMR Silicon Labs 1: 6,24 € 60In Stock	Mfr. Part No. C8051F381-GMR Mouser Part No 634-C8051F381-GMR	Silicon Labs	8-bit Microcontrollers - MCU USB-Flash-64k-ADC-QFN32 OTP available (T626-GM)	Datasheet	60In Stock	Cut Tape 6,24 € 4,82 € 4,45 € 4,06 € View Reel 3,47 € 3,77 € 3,76 € 3,65 € 3,47 €	Min.: 1 Mult.: 1 : 2.500	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	Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU C8051F383-GM Silicon Labs 1: 5,19 € 3In Stock NRND	Mfr. Part No. C8051F383-GM Mouser Part No 634-C8051F383-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	3In Stock	5,19 € 3,97 € 3,67 € 3,34 € View 3,18 € 3,09 € 3,04 €	Min.: 1 Mult.: 1	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	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU C8051F387-GM Silicon Labs 1: 4,95 € 158In 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	158In Stock	4,95 € 3,83 € 3,51 € 3,20 € View 3,04 € 2,94 € 2,93 € 2,92 € Quote	Min.: 1 Mult.: 1	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	Tube
8-bit Microcontrollers - MCU Next gen available (F380-GQ) 48 MIPS, 64KB,10ADC,USB,48Pin C8051F340-GQR Silicon Labs 1: 22,26 € 998Expected 1/15/2027	Mfr. Part No. C8051F340-GQR Mouser Part No 634-C8051F340-GQR	Silicon Labs	8-bit Microcontrollers - MCU Next gen available (F380-GQ) 48 MIPS, 64KB,10ADC,USB,48Pin	Datasheet	998Expected 1/15/2027	Cut Tape 22,26 € 17,97 € 16,46 € 16,02 € Reel 14,24 € MouseReel Available	Min.: 1 Mult.: 1 : 500	SMD/SMT	TQFP-48	8051	8 bit	48 MHz	64 kB	4.25 kB	10 bit	40 I/O	2.7 V	5.25 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU C8051F311-GMR Silicon Labs 1: 10,63 € 4.952On Order	Mfr. Part No. C8051F311-GMR Mouser Part No 634-C8051F311-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU	Datasheet	4.952On Order On Order Ship Dates Mfr. No: C8051F311-GMR Stock: 0 On Order: 2.452 Expected 11/27/2026 2.500 Expected 1/1/2027 Factory Lead Time: 16 Weeks	Cut Tape 10,63 € 8,47 € 7,67 € 7,17 € View Reel 6,25 € 7,14 € 6,65 € 6,44 € 6,25 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	QFN-28	8051	8 bit	25 MHz	16 kB	1.25 kB	10 bit	25 I/O	2.7 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU C8051F313-GMR Silicon Labs 1: 8,29 € Lead-Time 16 Weeks	Mfr. Part No. C8051F313-GMR Mouser Part No 634-C8051F313-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU	Datasheet	Lead-Time 16 Weeks	Cut Tape 8,29 € 6,45 € 5,99 € 5,49 € 5,20 € Reel 5,11 €	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	QFN-24	8051	8 bit	25 MHz	8 kB	1.25 kB	10 bit	25 I/O	2.7 V	3.6 V	+ 85 C	Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 100 MHz 32 kB MAC 8-bit MCU C8051F362-C-GM Silicon Labs 1: 13,42 € 1.421Expected 1/15/2027 NRND	Mfr. Part No. C8051F362-C-GM Mouser Part No 634-C8051F362-C-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 100 MHz 32 kB MAC 8-bit MCU	Datasheet	1.421Expected 1/15/2027	13,42 € 10,79 € 9,74 € 9,14 € View 9,09 € 8,57 € 8,31 € Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-28	8051	8 bit	100 MHz	32 kB	1 kB	10 bit	25 I/O	3 V	3.6 V	+ 85 C	Tube
8-bit Microcontrollers - MCU CAN C51 64K FLASH CAN BOOT AT89C51CC03CA-RDTUM Microchip Technology 1: 9,49 € 319Expected 11/17/2026	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	319Expected 11/17/2026	9,49 € 8,71 € 7,89 €	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 C51RC2 32K FLASH 5V Com AT89C51RC2-SLSUM Microchip Technology 1: 7,39 € Lead-Time 10 Weeks	Mfr. Part No. AT89C51RC2-SLSUM Mouser Part No 556-A89C51RC2SLSUM	Microchip Technology	8-bit Microcontrollers - MCU C51RC2 32K FLASH 5V Com Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Lead-Time 10 Weeks	7,39 € 6,78 € 6,14 €	Min.: 1 Mult.: 1	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	Tube
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V AT89LP51ED2-20JU Microchip Technology 1: 5,09 € 999Expected 12/21/2026	Mfr. Part No. AT89LP51ED2-20JU Mouser Part No 556-AT89LP51ED2-20JU	Microchip Technology	8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	999Expected 12/21/2026	5,09 € 4,65 € 4,21 €	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	20 MHz	64 kB	256 B	10 bit	40 I/O	2.4 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 8KB/512B RAM, ADC, SOIC16 C8051F860-C-GSR Silicon Labs 1: 2,56 € 8.674On Order	Mfr. Part No. C8051F860-C-GSR Mouser Part No 634-C8051F860-C-GSR	Silicon Labs	8-bit Microcontrollers - MCU 8KB/512B RAM, ADC, SOIC16 Learn More about Silicon Labs silabs c8051f85 c8051f86 mcus	Datasheet	8.674On Order On Order Ship Dates Mfr. No: C8051F860-C-GSR Stock: 0 On Order: 1.174 Expected 11/13/2026 2.500 Expected 12/25/2026 5.000 Expected 1/25/2027 Factory Lead Time: 12 Weeks	Cut Tape 2,56 € 2,00 € 1,78 € 1,63 € View Reel 1,26 € 1,59 € 1,50 € 1,26 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	SOIC-16	8051	8 bit	25 MHz	8 kB	512 B	12 bit	13 I/O	2.2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU C8051F120-GQ Silicon Labs 1: 47,52 € Lead-Time 28 Weeks End of Life	Mfr. Part No. C8051F120-GQ Mouser Part No 634-C8051F120-GQ End of Life	Silicon Labs	8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU	Datasheet	Lead-Time 28 Weeks	47,52 € 38,83 € 36,65 € 35,64 € 33,13 €	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	100 MHz	128 kB	8.25 kB	8 bit, 12 bit	64 I/O	3 V	3.6 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU C8051F124-GQ Silicon Labs 1: 41,78 € 1.102Expected 11/24/2026 End of Life	Mfr. Part No. C8051F124-GQ Mouser Part No 634-C8051F124-GQ End of Life	Silicon Labs	8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU	Datasheet	1.102Expected 11/24/2026	41,78 € 34,52 € 32,34 € 31,25 € Quote Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	50 MHz	128 kB	8.25 kB	8 bit, 12 bit	64 I/O	2.7 V	3.6 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU C8051F353-GM Silicon Labs 1: 10,46 € 1.533Expected 11/17/2026 NRND	Mfr. Part No. C8051F353-GM Mouser Part No 634-C8051F353-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU	Datasheet	1.533Expected 11/17/2026	10,46 € 8,19 € 7,62 € 7,00 € View 6,93 € 6,52 € 6,37 € Quote	Min.: 1 Mult.: 1	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	Tube
8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V AT89S52-24AU Microchip Technology 1: 1,95 € 5.594On Order	Mfr. Part No. AT89S52-24AU Mouser Part No 556-A89S52-24AU	Microchip Technology	8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V	Datasheet	5.594On Order On Order Ship Dates Mfr. No: AT89S52-24AU Stock: 0 On Order: 2.394 Expected 1/18/2027 3.200 Expected 1/26/2027 Factory Lead Time: 19 Weeks	1,95 € 1,79 € 1,63 €	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	24 MHz	8 kB	256 B	No ADC	32 I/O	4 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V AT89LP51ED2-20AU Microchip Technology 1: 4,85 € 1.343Expected 2/15/2027	Mfr. Part No. AT89LP51ED2-20AU Mouser Part No 556-AT89LP51ED2-20AU	Microchip Technology	8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	1.343Expected 2/15/2027	4,85 € 4,43 € 4,02 €	Min.: 1 Mult.: 1	SMD/SMT	TQFP-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 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM) C8051F300-GMR Silicon Labs 1: 6,60 € 1.400Expected 12/11/2026	Mfr. Part No. C8051F300-GMR Mouser Part No 634-C8051F300-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM)	Datasheet	1.400Expected 12/11/2026	Cut Tape 6,60 € 5,13 € 4,72 € 4,30 € 4,15 € Reel 3,55 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	QFN-11	8051	8 bit	25 MHz	8 kB	256 B	8 bit	8 I/O	2.7 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8kB/256B RAM, 2% osc, QFN11 OTP available (T601-GM) C8051F301-GMR Silicon Labs 1: 6,23 € 3.000Expected 12/11/2026	Mfr. Part No. C8051F301-GMR Mouser Part No 634-C8051F301-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8kB/256B RAM, 2% osc, QFN11 OTP available (T601-GM)	Datasheet	3.000Expected 12/11/2026	Cut Tape 6,23 € 4,91 € 4,41 € 4,10 € View Reel 3,49 € 4,00 € 3,81 € 3,49 € 3,49 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	QFN-11	8051	8 bit	25 MHz	8 kB	256 B	No ADC	8 I/O	2.7 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 12MHZ 4V-5.5V AT89C4051-12SU Microchip Technology 1: 1,29 € 552On Order	Mfr. Part No. AT89C4051-12SU Mouser Part No 556-A89C405112SU	Microchip Technology	8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 12MHZ 4V-5.5V	Datasheet	552On Order	1,29 € 1,19 € 1,07 €	Min.: 1 Mult.: 1	SMD/SMT	SOIC-20	8051	8 bit	12 MHz	4 kB	128 B	No ADC	15 I/O	2.7 V	6 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 64KB Flash ROM, 4KB SRAM, 2 CHs of SPI,1T/8051 ML51LD1AE Nuvoton 1: 2,57 € 500Expected 7/15/2027	Mfr. Part No. ML51LD1AE Mouser Part No 503-ML51LD1AE	Nuvoton	8-bit Microcontrollers - MCU 64KB Flash ROM, 4KB SRAM, 2 CHs of SPI,1T/8051	Datasheet	500Expected 7/15/2027	Cut Tape 2,57 € 1,68 € 1,52 € 1,32 € Reel 1,11 €	Min.: 1 Mult.: 1 : 250	SMD/SMT	LQFP-48	8051	8 bit	24 MHz	64 kB	4 kB	12 bit	43 I/O	1.8 V	3.6 V	+ 105 C	Reel, Cut Tape
8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 ML51PB9AE Nuvoton 1: 2,11 € 499Expected 10/21/2027	Mfr. Part No. ML51PB9AE Mouser Part No 503-ML51PB9AE	Nuvoton	8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	499Expected 10/21/2027	2,11 € 1,36 € 1,21 € 1,01 € View 0,937 € 0,82 € 0,725 € 0,716 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-32	8051	8 bit	24 MHz	16 kB	2 kB	12 bit	28 I/O	1.8 V	5.5 V	+ 105 C	Tray
8-bit Microcontrollers - MCU 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051 ML51TC0AE Nuvoton 1: 1,37 € 490Expected 6/29/2027	Mfr. Part No. ML51TC0AE Mouser Part No 503-ML51TC0AE	Nuvoton	8-bit Microcontrollers - MCU 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	490Expected 6/29/2027	1,37 € 1,16 € 1,01 € 0,963 € View 0,851 € 0,833 € 0,813 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-33	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 AT89LP51RD2-20AAU Microchip Technology 1: 4,39 € 275Expected 1/25/2027	Mfr. Part No. AT89LP51RD2-20AAU Mouser Part No 556-AT89LP51RD220AAU	Microchip Technology	8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	275Expected 1/25/2027	4,39 € 4,03 € 3,66 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-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 C51 16K Flash ADC AT89C5115-RATUM Microchip Technology 1: 7,10 € Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. AT89C5115-RATUM Mouser Part No 556-A89C5115RATUM	Microchip Technology	8-bit Microcontrollers - MCU C51 16K Flash ADC Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 10 Weeks	7,10 € 7,06 € 6,73 € 6,58 € 6,57 €	Min.: 1 Mult.: 1	SMD/SMT	VQFP-32	8051	8 bit	40 MHz	16 kB	512 B	10 bit	20 I/O	3 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU C51AC3 64K FLASHADC EEP 5V AT89C51AC3-RDTUM Microchip Technology 160: 7,28 € Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. AT89C51AC3-RDTUM Mouser Part No 556-A89C51AC3RDTUM	Microchip Technology	8-bit Microcontrollers - MCU C51AC3 64K FLASHADC EEP 5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	Non-Stocked Lead-Time 8 Weeks	7,28 €	Min.: 160 Mult.: 160	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