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QFN-20 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 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB51F8I-C-QFN20R Silicon Labs 1: $1.08 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB51F8I-C-QFN20R Mouser Part No 634-EFM851F8ICQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	Cut Tape $1.08 $0.78 $0.702 $0.617 Reel $0.511 View $0.577 $0.553 $0.535 $0.499	Min.: 1 Mult.: 1 : 2,500		16 kB	1.28 kB	QFN-20			16 I/O	1.8 V	5.5 V	SMD/SMT		- 40 C	+ 85 C			Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F16I-C-QFN20 Silicon Labs 1: $0.96 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F16I-C-QFN20 Mouser Part No 634-EFM852F16ICQFN20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	$0.96 $0.691 $0.622 $0.547 View $0.511 $0.489 $0.474 $0.453 $0.442	Min.: 1 Mult.: 1		16 kB	1.28 kB	QFN-20			16 I/O	1.8 V	5.5 V	SMD/SMT		- 40 C	+ 85 C			Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F16I-C-QFN20R Silicon Labs 2,500: $0.453 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F16I-C-QFN20R Mouser Part No 634-EFM852F16IQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	Reel $0.453 $0.442	Min.: 2,500 Mult.: 2,500 : 2,500		16 kB	1.28 kB	QFN-20			16 I/O	1.8 V	5.5 V	SMD/SMT		- 40 C	+ 85 C			Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F32G-C-QFN20 Silicon Labs 1: $1.15 Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F32G-C-QFN20 Mouser Part No 634-EFM852F32GCQFN20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Lead-Time 24 Weeks	$1.15 $0.825 $0.752 $0.702 View $0.672 $0.651 $0.622 $0.606	Min.: 1 Mult.: 1		16 kB	1.28 kB	QFN-20			16 I/O	1.8 V	5.5 V	SMD/SMT		- 40 C	+ 85 C			Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F32G-C-QFN20R Silicon Labs 1: $1.14 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F32G-C-QFN20R Mouser Part No 634-EFM852F32GQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	Cut Tape $1.14 $0.824 $0.742 $0.653 Reel $0.541 View $0.61 $0.584 $0.566 $0.527	Min.: 1 Mult.: 1 : 2,500		16 kB	1.28 kB	QFN-20			16 I/O	1.8 V	5.5 V	SMD/SMT		- 40 C	+ 85 C			Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F32I-C-QFN20 Silicon Labs 1: $1.17 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F32I-C-QFN20 Mouser Part No 634-EFM852F32ICQFN20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	$1.17 $0.847 $0.762 $0.67 View $0.627 $0.60 $0.581 $0.555 $0.541	Min.: 1 Mult.: 1		32 kB	2.3 kB	QFN-20			16 I/O	1.8 V	5.5 V	SMD/SMT		- 40 C	+ 125 C			Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB51F8I-C-QFN20 Silicon Labs 1: $1.08 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB51F8I-C-QFN20 Mouser Part No 634-EFM8B51F8ICQFN20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	$1.08 $0.78 $0.702 $0.617 View $0.577 $0.553 $0.535 $0.511 $0.499	Min.: 1 Mult.: 1		16 kB	1.28 kB	QFN-20			16 I/O	1.8 V	5.5 V	SMD/SMT		- 40 C	+ 85 C			Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU C8051F337-GM Silicon Labs 1,911: $5.98 Non-Stocked Lead-Time 30 Weeks NRND	Mfr. Part No. C8051F337-GM Mouser Part No 634-C8051F337-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU	Datasheet	Non-Stocked Lead-Time 30 Weeks	$5.98	Min.: 1,911 Mult.: 1,911	8051	16 kB	768 B	QFN-20	25 MHz	No ADC	17 I/O	2.7 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F337		Tube
8-bit Microcontrollers - MCU 8kB/768B RAM, QFN20 OTP available (T631-GM) C8051F331-GMR Silicon Labs 1: $9.54 Lead-Time 21 Weeks End of Life	Mfr. Part No. C8051F331-GMR Mouser Part No 634-C8051F331-GMR End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8kB/768B RAM, QFN20 OTP available (T631-GM)	Datasheet	Lead-Time 21 Weeks	Cut Tape $9.54 $7.42 $6.89 $6.31 View Reel $5.72 $5.98 $5.86 $5.72 $5.72 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	8051	8 kB	768 B	QFN-20	25 MHz	No ADC	17 I/O	2.7 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F331		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU C8051F531-C-AM Silicon Labs 1: $5.72 Non-Stocked End of Life	Mfr. Part No. C8051F531-C-AM Mouser Part No 634-C8051F531-C-AM End of Life	Silicon Labs	8-bit Microcontrollers - MCU	Datasheet	Non-Stocked	$5.72 $4.36 $4.01 $3.64 View $3.46 $3.35 $3.31 $3.27	Min.: 1 Mult.: 1	CIP-51 8051	8 kB	256 B	QFN-20	25 MHz	12 bit	16 I/O	2 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 125 C	C8051F531	AEC-Q100