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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	Qualification	Packaging
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU C8051F396-A-GM Silicon Labs 1,911: $2.07 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F396-A-GM Mouser Part No 634-C8051F396-A-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU Learn More about Silicon Labs siliconlabs c8051f37x	Datasheet	Non-Stocked Lead-Time 12 Weeks	$2.07 $2.03	Min.: 1,911 Mult.: 1,911	8051	8 kB	1 kB	QFN-20	50 MHz	10 bit	17 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	C8051F396		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU C8051F397-A-GM Silicon Labs 1,911: $1.98 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F397-A-GM Mouser Part No 634-C8051F397-A-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU Learn More about Silicon Labs siliconlabs c8051f37x	Datasheet	Non-Stocked Lead-Time 12 Weeks	$1.98 $1.94	Min.: 1,911 Mult.: 1,911	8051	8 kB	1 kB	QFN-20	50 MHz			1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	C8051F397		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU C8051F398-A-GM Silicon Labs 1,911: $1.80 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F398-A-GM Mouser Part No 634-C8051F398-A-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU Learn More about Silicon Labs siliconlabs c8051f37x	Datasheet	Non-Stocked Lead-Time 12 Weeks	$1.80 $1.76	Min.: 1,911 Mult.: 1,911	8051	4 kB	1 kB	QFN-20	50 MHz	10 bit	17 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	C8051F398		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 4 kB LFO 8-bit MCU C8051F399-A-GM Silicon Labs 1,911: $1.73 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F399-A-GM Mouser Part No 634-C8051F399-A-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 4 kB LFO 8-bit MCU Learn More about Silicon Labs siliconlabs c8051f37x	Datasheet	Non-Stocked Lead-Time 12 Weeks	$1.73 $1.70	Min.: 1,911 Mult.: 1,911	8051	4 kB	1 kB	QFN-20	50 MHz			1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	C8051F399		Tube
8-bit Microcontrollers - MCU 8kB/512B RAM, ADC, QFN20 C8051F850-C-IM Silicon Labs 2,520: $1.73 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F850-C-IM Mouser Part No 634-C8051F850-C-IM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8kB/512B RAM, ADC, QFN20 Learn More about Silicon Labs silabs c8051f85 c8051f86 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	$1.73 $1.70	Min.: 2,520 Mult.: 2,520	8051	8 kB	512 B	QFN-20	25 MHz	12 bit	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 125 C	C8051F850		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB 8-bit MCU C8051F853-C-GM Silicon Labs 2,520: $1.46 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F853-C-GM Mouser Part No 634-C8051F853-C-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB 8-bit MCU	Datasheet	Non-Stocked Lead-Time 12 Weeks	$1.46 $1.43	Min.: 2,520 Mult.: 2,520	8051	8 kB	512 B	QFN-20	25 MHz	No ADC	16 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F853	AEC-Q100	Tube
8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 4KB LDROM MG51FB9AE TR Nuvoton 2,500: $0.395 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. MG51FB9AE TR Mouser Part No 503-MG51FB9AETR	Nuvoton	8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 4KB LDROM Learn More about Nuvoton mg51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	Reel $0.395	Min.: 2,500 Mult.: 2,500 : 2,500	8051	16 kB	1 kB	TSSOP-20	24 MHz	12 bit	18 I/O	2.4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Reel
8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM MG51FC9AE Nuvoton 1: $1.88 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. MG51FC9AE Mouser Part No 503-MG51FC9AE	Nuvoton	8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM Learn More about Nuvoton mg51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	Cut Tape $1.88 $1.15 $0.96 Reel $0.96 $0.727 View $0.629 $0.506 $0.475 $0.451	Min.: 1 Mult.: 1 : 74	8051	32 kB	1 kB	TSSOP-20	24 MHz	12 bit	18 I/O	2.4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Reel, Cut Tape
8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM MG51FC9AE TR Nuvoton 2,500: $0.456 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. MG51FC9AE TR Mouser Part No 503-MG51FC9AETR	Nuvoton	8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM Learn More about Nuvoton mg51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	Reel $0.456	Min.: 2,500 Mult.: 2,500 : 2,500	8051	32 kB	1 kB	TSSOP-20	24 MHz	12 bit	18 I/O	2.4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Reel
8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 4KB LDROM MG51XB9AE Nuvoton 1: $1.60 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. MG51XB9AE Mouser Part No 503-MG51XB9AE	Nuvoton	8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 4KB LDROM Learn More about Nuvoton mg51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	Cut Tape $1.60 $0.973 $0.818 $0.62 $0.412 Reel $0.412	Min.: 1 Mult.: 1 : 490	8051	16 kB	1 kB	QFN-20	24 MHz	12 bit	18 I/O	2.4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Reel, Cut Tape
8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 4KB LDROM MG51XB9AE TR Nuvoton 3,000: $0.393 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. MG51XB9AE TR Mouser Part No 503-MG51XB9AETR	Nuvoton	8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 4KB LDROM Learn More about Nuvoton mg51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	Reel $0.393	Min.: 3,000 Mult.: 3,000 : 3,000	8051	16 kB	1 kB	QFN-20	24 MHz	12 bit	18 I/O	2.4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Reel
8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM MG51XC9AE Nuvoton 1: $1.88 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. MG51XC9AE Mouser Part No 503-MG51XC9AE	Nuvoton	8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM Learn More about Nuvoton mg51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	Cut Tape $1.88 $1.15 $0.96 $0.728 $0.482 Reel $0.482	Min.: 1 Mult.: 1 : 490	8051	32 kB	1 kB	QFN-20	24 MHz	12 bit	18 I/O	2.4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Reel, Cut Tape
8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM MG51XC9AE TR Nuvoton 3,000: $0.449 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. MG51XC9AE TR Mouser Part No 503-MG51XC9AETR	Nuvoton	8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM Learn More about Nuvoton mg51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	Reel $0.449	Min.: 3,000 Mult.: 3,000 : 3,000	8051	32 kB	1 kB	QFN-20	24 MHz	12 bit	18 I/O	2.4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Reel
8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 ML51DB9AE Nuvoton 1: $0.99 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML51DB9AE Mouser Part No 503-ML51DB9AE	Nuvoton	8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	$0.99 $0.846 $0.704 $0.703	Min.: 1 Mult.: 1	8051	16 kB	1 kB	TSSOP-14	24 MHz	12 bit	11 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tube
8-bit Microcontrollers - MCU 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051 ML51EC0AE Nuvoton 1: $1.53 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML51EC0AE Mouser Part No 503-ML51EC0AE	Nuvoton	8-bit Microcontrollers - MCU 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	$1.53 $1.30 $1.28 $1.10 View $1.06 $0.954 $0.95	Min.: 1 Mult.: 1	8051	32 kB	2 kB	TSSOP-28	24 MHz	12 bit	24 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tube
8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 ML51OB9AE Nuvoton 1: $1.05 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML51OB9AE Mouser Part No 503-ML51OB9AE	Nuvoton	8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	$1.05 $0.762 $0.736 $0.729 $0.617	Min.: 1 Mult.: 1	8051	16 kB	1 kB	SOP-20	24 MHz	12 bit	16 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tube
8-bit Microcontrollers - MCU 64KB Flash ROM, 4KB SRAM, 2 CHs of SPI,1T/8051 ML51SD1AE Nuvoton 1: $2.98 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML51SD1AE Mouser Part No 503-ML51SD1AE	Nuvoton	8-bit Microcontrollers - MCU 64KB Flash ROM, 4KB SRAM, 2 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	$2.98 $1.94 $1.78 $1.53 View $1.43 $1.18 $1.16	Min.: 1 Mult.: 1	8051	64 kB	4 kB	LQFP-64	24 MHz	12 bit	56 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tray
8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 ML51TB9AE Nuvoton 1: $1.37 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML51TB9AE Mouser Part No 503-ML51TB9AE	Nuvoton	8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	$1.37 $1.16 $1.02 $0.962	Min.: 1 Mult.: 1	8051	16 kB	2 kB	QFN-33	24 MHz	12 bit	28 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tray
8-bit Microcontrollers - MCU 64KB Flash ROM, 4KB SRAM, 2 CHs of SPI,1T/8051 ML51TD1AE Nuvoton 1: $2.67 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML51TD1AE Mouser Part No 503-ML51TD1AE	Nuvoton	8-bit Microcontrollers - MCU 64KB Flash ROM, 4KB SRAM, 2 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	$2.67 $1.73 $1.54 $1.27 View $1.10 $1.01 $0.974	Min.: 1 Mult.: 1	8051	64 kB	4 kB	QFN-33	24 MHz	12 bit	28 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tray
8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 ML51UB9AE Nuvoton 1: $2.45 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML51UB9AE Mouser Part No 503-ML51UB9AE	Nuvoton	8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	$2.45 $1.58 $1.40 $1.16 View $1.09 $0.954 $0.843 $0.832	Min.: 1 Mult.: 1	8051	16 kB	2 kB	SOP-28	24 MHz	12 bit	24 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tube
8-bit Microcontrollers - MCU 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051 ML51UC0AE Nuvoton 1: $2.54 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML51UC0AE Mouser Part No 503-ML51UC0AE	Nuvoton	8-bit Microcontrollers - MCU 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	$2.54 $1.64 $1.46 $1.20 View $1.13 $0.989 $0.874 $0.863	Min.: 1 Mult.: 1	8051	32 kB	2 kB	SOP-28	24 MHz	12 bit	24 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tube
8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 ML51XB9AE Nuvoton 1: $1.05 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML51XB9AE Mouser Part No 503-ML51XB9AE	Nuvoton	8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051 Learn More about Nuvoton ml51 numicro mcus	Datasheet	Non-Stocked Lead-Time 40 Weeks	$1.05 $0.898 $0.789 $0.745 View $0.659 $0.627	Min.: 1 Mult.: 1	8051	16 kB	1 kB	QFN-20	24 MHz	12 bit	17 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tray
8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD ML54LD1AE Nuvoton 1: $3.19 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML54LD1AE Mouser Part No 503-ML54LD1AE	Nuvoton	8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD	Datasheet	Non-Stocked Lead-Time 40 Weeks	$3.19 $2.08 $1.91 $1.64 View $1.53 $1.29 $1.24	Min.: 1 Mult.: 1	8051	64 kB	4 kB	LQFP-48	24 MHz	12 bit	42 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tray
8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD ML54MD1AE Nuvoton 1: $3.38 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML54MD1AE Mouser Part No 503-ML54MD1AE	Nuvoton	8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD	Datasheet	Non-Stocked Lead-Time 40 Weeks	$3.38 $2.23 $2.06 $1.79 View $1.53 $1.42 $1.38	Min.: 1 Mult.: 1	8051	64 kB	4 kB	LQFP-44	24 MHz	12 bit	38 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tray
8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD ML54SD1AE Nuvoton 1: $2.05 Non-Stocked Lead-Time 40 Weeks	Mfr. Part No. ML54SD1AE Mouser Part No 503-ML54SD1AE	Nuvoton	8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD	Datasheet	Non-Stocked Lead-Time 40 Weeks	$2.05 $1.73 $1.52 $1.44 View $1.33 $1.30	Min.: 1 Mult.: 1	8051	64 kB	4 kB	LQFP-64	24 MHz	12 bit	56 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C			Tray