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QFN-12 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.	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 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F8G-A-QFN12 Silicon Labs 1: $2.26 10,835In Stock	Mfr. Part # EFM8BB50F8G-A-QFN12 Mouser Part # 634-M8BB50F8GAQFN12	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	10,835In Stock	$2.26 $1.38 $1.16 $0.839 View $0.757 $0.712 $0.702	Min.: 1 Mult.: 1	8 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	BB50	Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F4G-A-QFN12 Silicon Labs 1: $0.975 706In Stock	Mfr. Part # EFM8BB50F4G-A-QFN12 Mouser Part # 634-M8BB50F4GAQFN12	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	706In Stock	$0.975 $0.754 $0.698 $0.642 View $0.508 $0.486 $0.473	Min.: 1 Mult.: 1	4 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	BB50	Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F16G-A-QFN12 Silicon Labs 1: $1.18 307In Stock 1,000Expected 10/6/2026	Mfr. Part # EFM8BB50F16G-A-QFN12 Mouser Part # 634-M8BB50F16GAQFN12	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	307In Stock 1,000Expected 10/6/2026	$1.18 $0.936 $0.837 $0.748 View $0.703 $0.672 $0.646 $0.619 $0.602	Min.: 1 Mult.: 1	16 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	BB50	Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F16I-A-QFN12 Silicon Labs 1: $1.27 200In Stock	Mfr. Part # EFM8BB50F16I-A-QFN12 Mouser Part # 634-M8BB50F16IAQFN12	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	200In Stock	$1.27 $0.983 $0.872 $0.771 View $0.729 $0.697 $0.67 $0.641 $0.624	Min.: 1 Mult.: 1	16 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	BB50	Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F16G-A-QFN12R Silicon Labs 3,000: $0.585 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFM8BB50F16G-A-QFN12R Mouser Part # 634-M8BB50F16GAFN12R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.585	Min.: 3,000 Mult.: 3,000 : 3,000	16 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	BB50	Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F16I-A-QFN12R Silicon Labs 1: $1.25 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFM8BB50F16I-A-QFN12R Mouser Part # 634-M8BB50F16IAFN12R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Cut Tape $1.25 $0.871 $0.781 $0.683 View Reel $0.606 $0.636 $0.607 $0.606 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	16 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F4G-A-QFN12R Silicon Labs 3,000: $0.459 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFM8BB50F4G-A-QFN12R Mouser Part # 634-M8BB50F4GAQFN12R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.459	Min.: 3,000 Mult.: 3,000 : 3,000	4 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F4I-A-QFN12 Silicon Labs 1: $1.05 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFM8BB50F4I-A-QFN12 Mouser Part # 634-M8BB50F4IAQFN12	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	$1.05 $0.811 $0.72 $0.637 View $0.601 $0.567 $0.558 $0.549 $0.543	Min.: 1 Mult.: 1	4 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C		Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F4I-A-QFN12R Silicon Labs 3,000: $0.48 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFM8BB50F4I-A-QFN12R Mouser Part # 634-M8BB50F4IAQFN12R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.48	Min.: 3,000 Mult.: 3,000 : 3,000	4 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	BB50	Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F8G-A-QFN12R Silicon Labs 3,000: $0.521 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFM8BB50F8G-A-QFN12R Mouser Part # 634-M8BB50F8GAQFN12R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.521	Min.: 3,000 Mult.: 3,000 : 3,000	8 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	BB50	Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F8I-A-QFN12 Silicon Labs 1: $1.18 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFM8BB50F8I-A-QFN12 Mouser Part # 634-M8BB50F8IAQFN12	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	$1.18 $0.913 $0.81 $0.716 View $0.683 $0.645 $0.634 $0.624 $0.618	Min.: 1 Mult.: 1	8 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	BB50	Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU EFM8BB50F8I-A-QFN12R Silicon Labs 3,000: $0.543 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # EFM8BB50F8I-A-QFN12R Mouser Part # 634-M8BB50F8IAQFN12R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.543	Min.: 3,000 Mult.: 3,000 : 3,000	8 kB	512 B	QFN-12	50 MHz	12 bit	9 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 125 C	BB50	Reel

QFN-12 8-bit Microcontrollers - MCU

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