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8051 microcontroller 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.	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 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	SMD/SMT	QFN-20		16 kB				16 I/O	1.28 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Reel
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	SMD/SMT	QFN-20		16 kB				16 I/O	1.28 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F32G-D-QFN32R Silicon Labs 1: $2.30 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8BB31F32G-D-QFN32R Mouser Part No 634-EF8BB31F32GDN32R	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	Non-Stocked Lead-Time 26 Weeks	Cut Tape $2.30 $1.70 $1.55 $1.38 View Reel $1.19 $1.31 $1.26 $1.22 $1.19	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32	CIP-51 8051	32 kB	8 bit	10 bit, 12 bit	50 MHz	29 I/O	2.3 kB	2.2 V	3.6 V	- 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	SMD/SMT	QFN-20		16 kB				16 I/O	1.28 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F16I-D-5QFN32 Silicon Labs 1: $2.13 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8BB31F16I-D-5QFN32 Mouser Part No 634-EF8BB31F16ID5F32	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 26 Weeks	$2.13 $1.57 $1.43 $1.28 View $1.20 $1.16 $1.11	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	CIP-51 8051	16 kB	8 bit	10 bit, 12 bit	50 MHz	29 I/O	2.3 kB	2.2 V	3.6 V	- 40 C	+ 125 C		Tube
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8I-A-QFN20R Silicon Labs 1: $1.40 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F8I-A-QFN20R Mouser Part No 634-M8BB10F8IAQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Cut Tape $1.40 $1.02 $0.923 $0.816 Reel $0.681 View $0.765 $0.734 $0.701 $0.665	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-20	CIP-51 8051	8 kB	8 bit	12 bit	25 MHz	16 I/O	512 B	2.2 V	3.6 V	- 40 C	+ 125 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB Flash 0.25 kB RAM 8-bit Busy Bee MCU EFM8BB10F2A-A-QFN20R Silicon Labs 2,500: $1.30 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F2A-A-QFN20R Mouser Part No 634-M8BB10F2AAQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB Flash 0.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $1.30 $1.26	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-20	CIP-51 8051	2 kB	8 bit	12 bit	25 MHz	16 I/O	256 B	2.2 V	3.6 V	- 40 C	+ 125 C	AEC-Q100	Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB52F32I-C-TSSOP20R Silicon Labs 2,500: $0.667 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F32I-C-TSSOP20R Mouser Part No 634-EFM852F32ITOP20R	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	Reel $0.667 $0.651	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	TSSOP-20		16 kB				16 I/O	1.28 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Reel
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8A-A-QFN20R Silicon Labs 2,500: $1.33 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F8A-A-QFN20R Mouser Part No 634-M8BB10F8AAQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $1.33 $1.29	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-20	CIP-51 8051	8 kB	8 bit	12 bit	25 MHz	16 I/O	512 B	2.2 V	3.6 V	- 40 C	+ 125 C	AEC-Q100	Reel
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU EFM8LB12F32E-C-QFN32 Silicon Labs 2,450: $1.69 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8LB12F32E-C-QFN32 Mouser Part No 634-LB12F32ECQFN32	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	Non-Stocked Lead-Time 26 Weeks	$1.69	Min.: 2,450 Mult.: 2,450	SMD/SMT	QFN-32	CIP-51 8051	32 kB	8 bit	10 bit/12 bit/14 bit	72 MHz	29 I/O	2.25 kB	2.2 V	3.6 V	- 40 C	+ 105 C		Tray
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245AXI-166 Infineon Technologies 1: $11.74 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3245AXI-166 Mouser Part No 727-CY8C3245AXI-166	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	Non-Stocked Lead-Time 10 Weeks	$11.74 $9.55 $8.39 $7.31 View $6.83 $6.81 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	32 kB	8 bit		50 MHz	72 I/O	4 kB	1.71 V	5.5 V		+ 85 C		Tray
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU EFM8SB10F8A-A-QFN24R Silicon Labs 2,500: $1.86 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8SB10F8A-A-QFN24R Mouser Part No 634-M8SB10F8AAQFN24R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $1.86 $1.82	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-24	CIP-51 8051	8 kB	8 bit	12 bit	25 MHz	17 I/O	512 B	1.8 V	3.6 V	- 40 C	+ 85 C	AEC-Q100	Reel
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F16A-D-5QFN32R Silicon Labs 2,500: $2.01 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8BB31F16A-D-5QFN32R Mouser Part No 634-EF8BB31F16AD532R	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $2.01 $1.97	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-32	CIP-51 8051	16 kB	8 bit	10 bit, 12 bit	50 MHz	29 I/O	2.3 kB	2.2 V	3.6 V	- 40 C	+ 125 C		Reel
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F16I-D-5QFN32R Silicon Labs 1: $2.13 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8BB31F16I-D-5QFN32R Mouser Part No 634-EF8BB31F16ID532R	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape $2.13 $1.57 $1.43 $1.28 Reel $1.10 View $1.20 $1.16 $1.11 $1.05	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32	CIP-51 8051	16 kB	8 bit	10 bit, 12 bit	50 MHz	29 I/O	2.3 kB	2.2 V	3.6 V	- 40 C	+ 125 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU EFM8BB50F16I-A-QFN16R Silicon Labs 3,000: $0.511 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F16I-A-QFN16R Mouser Part No 634-M8BB50F16IAFN16R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU Learn More about Silicon Labs efm8bb50 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.511 $0.499	Min.: 3,000 Mult.: 3,000 : 3,000	SMD/SMT	QFN-16		16 kB	8 bit	12 bit	50 MHz	12 I/O	512 B	1.8 V	5.5 V	- 40 C	+ 125 C		Reel
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F16A-D-5QFN32 Silicon Labs 1,533: $2.07 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8BB31F16A-D-5QFN32 Mouser Part No 634-EF8BB31F16AD5F32	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 26 Weeks	$2.07	Min.: 1,533 Mult.: 1,533	SMD/SMT	QFN-32	CIP-51 8051	16 kB	8 bit	10 bit, 12 bit	50 MHz	29 I/O	2.3 kB	2.2 V	3.6 V	- 40 C	+ 125 C		Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU EFM8BB52F16G-C-QFN32R Silicon Labs 1: $0.96 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F16G-C-QFN32R Mouser Part No 634-EFM852F16GQFN32R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 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 $0.96 $0.691 $0.622 $0.547 Reel $0.453 View $0.511 $0.489 $0.474 $0.442	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32		16 kB				29 I/O	1.28 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU EFM8BB52F16I-C-QFN32R Silicon Labs 1: $1.02 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F16I-C-QFN32R Mouser Part No 634-EFM852F16IQFN32R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 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 $1.02 $0.735 $0.662 $0.582 Reel $0.482 View $0.544 $0.521 $0.504 $0.47	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32		16 kB				16 I/O	1.28 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU EFM8BB10F2I-A-QFN20R Silicon Labs 2,500: $0.511 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F2I-A-QFN20R Mouser Part No 634-M8BB10F2IAQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $0.511 $0.499	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-20	CIP-51 8051	2 kB	8 bit	12 bit	25 MHz	16 I/O	256 B	2.2 V	3.6 V	- 40 C	+ 125 C		Reel
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB Flash 0.25 kB RAM 8-bit Busy Bee MCU EFM8BB10F2A-A-QFN20 Silicon Labs 2,520: $1.30 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB10F2A-A-QFN20 Mouser Part No 634-FM8BB10F2AAQFN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 2 kB Flash 0.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	Non-Stocked Lead-Time 12 Weeks	$1.30 $1.26	Min.: 2,520 Mult.: 2,520	SMD/SMT	QFN-20	CIP-51 8051	2 kB	8 bit	12 bit	25 MHz	16 I/O	256 B	2.2 V	3.6 V	- 40 C	+ 125 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F385-GM Silicon Labs 1: $6.74 257In Stock NRND	Mfr. Part No. C8051F385-GM Mouser Part No 634-C8051F385-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU Learn More about Silicon Labs silabs usb mcus	Datasheet	257In Stock	$6.74 $5.22 $4.80 $4.39 View $4.18 $4.06 $4.01 $3.96	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	8051	64 kB	8 bit		48 MHz	25 I/O	4.35 kB	2.7 V	5.25 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU EFM8LB12F32E-C-QFN32R Silicon Labs 2,500: $1.64 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8LB12F32E-C-QFN32R Mouser Part No 634-LB12F32ECQFN32R	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $1.64	Min.: 2,500 Mult.: 2,500 : 2,500	SMD/SMT	QFN-32	CIP-51 8051	32 kB	8 bit	10 bit/12 bit/14 bit	72 MHz	29 I/O	2.25 kB	2.2 V	3.6 V	- 40 C	+ 105 C		Reel
8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V CY8C3244LTI-123 Infineon Technologies 1: $10.57 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3244LTI-123 Mouser Part No 727-CY8C3244LTI-123	Infineon Technologies	8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	Non-Stocked Lead-Time 10 Weeks	$10.57 $8.17 $7.79 $6.76 View $6.46 $5.71 $5.48 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	16 kB	8 bit	12 bit	50 MHz	29 I/O	2 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Tray
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: $1.02 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F16I-A-QFN12R Mouser Part No 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 $1.02 $0.735 $0.662 $0.582 Reel $0.482 View $0.544 $0.521 $0.504 $0.47 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-12		16 kB	8 bit	12 bit	50 MHz	9 I/O	512 B	1.8 V	5.5 V	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel
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: $0.468 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F16G-A-QFN12R Mouser Part No 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 $0.468 $0.456	Min.: 3,000 Mult.: 3,000 : 3,000	SMD/SMT	QFN-12		16 kB	8 bit	12 bit	50 MHz	9 I/O	512 B	1.8 V	5.5 V	- 40 C	+ 85 C		Reel