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8051 microcontroller Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package / Case	Core	Program Memory Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Data RAM Size	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Qualification	Packaging
8-bit Microcontrollers - MCU 64kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32 C8051F930-G-GM Silicon Labs 1: $6.380 10.632Expected 4/2/2027 End of Life	Mfr. Part # C8051F930-G-GM Mouser Part # 634-C8051F930-G-GM End of Life	Silicon Labs	8-bit Microcontrollers - MCU 64kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32 Learn More about Silicon Labs Silicon_Labs_C8051F9xx_MCU	Datasheet	10.632Expected 4/2/2027	$6.380 $5.058 $4.512 $4.181 View $4.079 $3.874 $3.862 $3.851	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	8051	64 kB	8 bit	10 bit	25 MHz	24 I/O	4.25 kB	1.8 V	3.6 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, LIN 2.1, TSSOP20 C8051F530A-IT Silicon Labs 1: $7.474 3.854Expected 1/1/2027 End of Life	Mfr. Part # C8051F530A-IT Mouser Part # 634-C8051F530A-IT End of Life	Silicon Labs	8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, LIN 2.1, TSSOP20	Datasheet	3.854Expected 1/1/2027	$7.474 $5.731 $4.979 $4.603 $4.420	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-20	8051	8 kB	8 bit	12 bit	25 MHz	16 I/O	256 B	1.8 V	5.25 V	- 40 C	+ 125 C		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU C8051F326-GMR Silicon Labs 1: $5.685 Non-Stocked Lead-Time 29 Weeks	Mfr. Part # C8051F326-GMR Mouser Part # 634-C8051F326-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU	Datasheet	Non-Stocked Lead-Time 29 Weeks	Cut Tape $5.685 $4.329 $3.987 $3.612 View Reel $3.247 $3.429 $3.327 $3.281 $3.247	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	QFN-28	8051	16 kB	8 bit		25 MHz	15 I/O	1.54 kB	2.7 V	5.25 V	- 40 C	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU C8051F353-GMR Silicon Labs 2.500: $7.998 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # C8051F353-GMR Mouser Part # 634-C8051F353-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $7.998	Min.: 2.500 Mult.: 2.500 : 2.500	SMD/SMT	QFN-28	8051	8 kB	8 bit	16 bit	50 MHz	17 I/O	768 B	2.7 V	3.6 V	- 40 C	+ 85 C		Reel
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F342-GM Silicon Labs 1.533: $18.320 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # C8051F342-GM Mouser Part # 634-C8051F342-GM NRND	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	$18.320	Min.: 1.533 Mult.: 1.533	SMD/SMT	QFN-32	8051	64 kB	8 bit	10 bit	48 MHz	25 I/O	4.25 kB	2.7 V	5.25 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 4 kB LFO 8-bit MCU C8051F399-A-GM Silicon Labs 1.911: $1.971 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # C8051F399-A-GM Mouser Part # 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	$1.971 $1.937	Min.: 1.911 Mult.: 1.911	SMD/SMT	QFN-20	8051	4 kB	8 bit		50 MHz		1 kB	1.8 V	3.6 V	- 40 C	+ 105 C		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F34A-GM Silicon Labs 1.533: $18.707 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # C8051F34A-GM Mouser Part # 634-C8051F34A-GM NRND	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	$18.707	Min.: 1.533 Mult.: 1.533	SMD/SMT	LQFP-32	8051	64 kB	8 bit	10 bit	25 MHz	25 I/O	4.25 kB	2.7 V	5.25 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU C8051F398-A-GM Silicon Labs 1.911: $2.051 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # C8051F398-A-GM Mouser Part # 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	$2.051 $2.005	Min.: 1.911 Mult.: 1.911	SMD/SMT	QFN-20	8051	4 kB	8 bit	10 bit	50 MHz	17 I/O	1 kB	1.8 V	3.6 V	- 40 C	+ 105 C		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU C8051F395-A-GM Silicon Labs 1.911: $2.290 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # C8051F395-A-GM Mouser Part # 634-C8051F395-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	$2.290 $2.244	Min.: 1.911 Mult.: 1.911	SMD/SMT	QFN-24	8051	8 kB	8 bit		50 MHz		1 kB	1.8 V	3.6 V	- 40 C	+ 105 C		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU C8051F396-A-GM Silicon Labs 1.911: $2.358 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # C8051F396-A-GM Mouser Part # 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	$2.358 $2.313	Min.: 1.911 Mult.: 1.911	SMD/SMT	QFN-20	8051	8 kB	8 bit	10 bit	50 MHz	17 I/O	1 kB	1.8 V	3.6 V	- 40 C	+ 105 C		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU C8051F315-GMR Silicon Labs 2.500: $5.662 Non-Stocked Lead-Time 16 Weeks	Mfr. Part # C8051F315-GMR Mouser Part # 634-C8051F315-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $5.662	Min.: 2.500 Mult.: 2.500 : 2.500	SMD/SMT	QFN-24	8051	8 kB	8 bit	10 bit	25 MHz	25 I/O	1.25 kB	2.7 V	3.6 V	- 40 C	+ 85 C		Reel
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU C8051F391-A-GM Silicon Labs 1.911: $2.552 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # C8051F391-A-GM Mouser Part # 634-C8051F391-A-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU Learn More about Silicon Labs siliconlabs c8051f37x	Datasheet	Non-Stocked Lead-Time 12 Weeks	$2.552	Min.: 1.911 Mult.: 1.911	SMD/SMT	QFN-24	8051	16 kB	8 bit		50 MHz		1 kB	1.8 V	3.6 V	- 40 C	+ 105 C		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU C8051F337-GMR Silicon Labs 2.500: $6.437 Non-Stocked Lead-Time 30 Weeks	Mfr. Part # C8051F337-GMR Mouser Part # 634-C8051F337-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU	Datasheet	Non-Stocked Lead-Time 30 Weeks	Reel $6.437	Min.: 2.500 Mult.: 2.500 : 2.500	SMD/SMT	QFN-20	8051	16 kB	8 bit	No ADC	25 MHz	17 I/O	768 B	2.7 V	3.6 V	- 40 C	+ 85 C		Reel
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU C8051F346-GM Silicon Labs 1.533: $17.374 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # C8051F346-GM Mouser Part # 634-C8051F346-GM NRND	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	$17.374	Min.: 1.533 Mult.: 1.533	SMD/SMT	QFN-32	8051	64 kB	8 bit	10 bit	25 MHz	25 I/O	4.25 kB	2.7 V	5.25 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU C8051F316-GMR Silicon Labs 2.500: $7.508 Non-Stocked Lead-Time 16 Weeks	Mfr. Part # C8051F316-GMR Mouser Part # 634-C8051F316-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel $7.508	Min.: 2.500 Mult.: 2.500 : 2.500	SMD/SMT	LQFP-32	8051	16 kB	8 bit	10 bit	25 MHz	21 I/O	1.25 kB	2.7 V	3.6 V	- 40 C	+ 85 C		Reel
8-bit Microcontrollers - MCU MCU 8051 50MHz 16kB 5V C8051F543-IM Silicon Labs 1: $9.661 Non-Stocked Lead-Time 29 Weeks End of Life	Mfr. Part # C8051F543-IM Mouser Part # 634-C8051F543-IM End of Life	Silicon Labs	8-bit Microcontrollers - MCU MCU 8051 50MHz 16kB 5V	Datasheet	Non-Stocked Lead-Time 29 Weeks	$9.661 $7.485 $6.938 $6.631	Min.: 1 Mult.: 1	SMD/SMT	QFN-24	8051	16 kB	8 bit		50 MHz	18 I/O	256 B	1.8 V	5.25 V	- 40 C	+ 125 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU C8051F397-A-GM Silicon Labs 1.911: $2.256 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # C8051F397-A-GM Mouser Part # 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	$2.256 $2.210	Min.: 1.911 Mult.: 1.911	SMD/SMT	QFN-20	8051	8 kB	8 bit		50 MHz		1 kB	1.8 V	3.6 V	- 40 C	+ 105 C		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB 8-bit MCU C8051F853-C-GM Silicon Labs 2.520: $1.663 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # C8051F853-C-GM Mouser Part # 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	$1.663 $1.629	Min.: 2.520 Mult.: 2.520	SMD/SMT	QFN-20	8051	8 kB	8 bit	No ADC	25 MHz	16 I/O	512 B	2.2 V	3.6 V	- 40 C	+ 85 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU C8051F317-GMR Silicon Labs 1: $11.700 Non-Stocked Lead-Time 16 Weeks	Mfr. Part # C8051F317-GMR Mouser Part # 634-C8051F317-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU	Datasheet	Non-Stocked Lead-Time 16 Weeks	Cut Tape $11.700 $9.103 $8.453 $7.736 View Reel $6.631 $7.337 $7.189 $7.018 $6.631	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	QFN-24	CIP-51 8051	16 kB	8 bit	10 bit	25 MHz	21 I/O	1.28 kB	2.7 V	3.6 V	- 40 C	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 MHz 16 kB flash industrial 8-bit MCU C8051F542-IM Silicon Labs 1: $9.843 Non-Stocked Lead-Time 29 Weeks End of Life	Mfr. Part # C8051F542-IM Mouser Part # 634-C8051F542-IM End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 MHz 16 kB flash industrial 8-bit MCU	Datasheet	Non-Stocked Lead-Time 29 Weeks	$9.843 $7.633 $7.075 $6.471 View $6.175 $6.050	Min.: 1 Mult.: 1	SMD/SMT	QFN-24	8051	16 kB	8 bit	12 bit	50 MHz	18 I/O	1.25 kB	1.8 V	5.25 V	- 40 C	+ 125 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F32I-D-QFN24R Silicon Labs 1: $2.746 2.622In Stock End of Life	Mfr. Part # EFM8BB31F32I-D-QFN24R Mouser Part # 634-EF8BB31F32IDF24R End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	2.622In Stock	Cut Tape $2.746 $2.028 $1.846 $1.652 Reel $1.390 View $1.561 $1.515 $1.481 $1.379	Min.: 1 Mult.: 1 : 1.500	SMD/SMT	QFN-24	CIP-51 8051	32 kB	8 bit	10 bit, 12 bit	50 MHz	20 I/O	2.3 kB	2.2 V	3.6 V	- 40 C	+ 125 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F64I-D-QSOP24 Silicon Labs 1: $3.338 3.422In Stock End of Life	Mfr. Part # EFM8BB31F64I-D-QSOP24 Mouser Part # 634-EF8BB31F64IDSO24 End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	3.422In Stock	$3.338 $2.495 $2.279 $2.039 View $1.937 $1.925 $1.754 $1.732 $1.698	Min.: 1 Mult.: 1	SMD/SMT	QSOP-24	CIP-51 8051	64 kB	8 bit	10 bit, 12 bit	50 MHz	21 I/O	4.35 kB	2.2 V	3.6 V	- 40 C	+ 125 C		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU C8051F394-A-GM Silicon Labs 1: $4.500 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # C8051F394-A-GM Mouser Part # 634-C8051F394-A-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU Learn More about Silicon Labs siliconlabs c8051f37x	Datasheet	Non-Stocked Lead-Time 12 Weeks	$4.500 $3.384 $3.110 $2.803 View $2.666 $2.643 $2.484 $2.427	Min.: 1 Mult.: 1	SMD/SMT	QFN-24	8051	8 kB	8 bit	10 bit	50 MHz	21 I/O	1 kB	1.8 V	3.6 V	- 40 C	+ 105 C		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU C8051F326-GM Silicon Labs 1.533: $3.281 Non-Stocked Lead-Time 29 Weeks NRND	Mfr. Part # C8051F326-GM Mouser Part # 634-C8051F326-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU	Datasheet	Non-Stocked Lead-Time 29 Weeks	$3.281	Min.: 1.533 Mult.: 1.533	SMD/SMT	QFN-28	8051	16 kB	8 bit		25 MHz	15 I/O	1.54 kB	2.7 V	5.25 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU C8051F339-GMR Silicon Labs 1: $11.461 Non-Stocked Lead-Time 30 Weeks	Mfr. Part # C8051F339-GMR Mouser Part # 634-C8051F339-GMR	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU	Datasheet	Non-Stocked Lead-Time 30 Weeks	Cut Tape $11.461 $8.909 $8.271 $7.576 View Reel $6.494 $7.189 $7.041 $6.870 $6.494 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	QFN-24	8051	16 kB	8 bit	No ADC	25 MHz	21 I/O	768 B	2.7 V	3.6 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel