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8051 microcontroller Embedded Processors & Controllers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Mounting Style	Package/Case	Core	Data Bus Width	Maximum Clock Frequency	Program Memory Size	Data RAM Size	ADC Resolution	Number of I/Os	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU EFM8BB50F8G-A-QFN16 Silicon Labs 1: $1.25 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F8G-A-QFN16 Mouser Part No 634-M8BB50F8GAQFN16	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 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	$1.25 $0.908 $0.819 $0.719 View $0.673 $0.645 $0.624 $0.596 $0.581	Min.: 1 Mult.: 1	8-bit Microcontrollers - MCU	SMD/SMT	QFN-16		8 bit	50 MHz	8 kB	512 B	12 bit	12 I/O	- 40 C	+ 85 C	Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU EFM8BB50F4I-A-SOIC16R Silicon Labs 2,500: $0.656 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F4I-A-SOIC16R Mouser Part No 634-M8BB50F4IASIC16R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 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 $0.656 $0.639	Min.: 2,500 Mult.: 2,500 : 2,500	8-bit Microcontrollers - MCU	SMD/SMT	SOIC-16		8 bit	50 MHz	4 kB	512 B	12 bit	12 I/O	- 40 C	+ 125 C	Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU EFM8BB50F4I-A-QFN16R Silicon Labs 3,000: $0.563 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F4I-A-QFN16R Mouser Part No 634-M8BB50F4IAQFN16R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 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 $0.563 $0.548	Min.: 3,000 Mult.: 3,000 : 3,000	8-bit Microcontrollers - MCU	SMD/SMT	QFN-16		8 bit	50 MHz	4 kB	512 B	12 bit	12 I/O	- 40 C	+ 125 C	Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU EFM8BB50F8I-A-SOIC16 Silicon Labs 1: $1.59 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F8I-A-SOIC16 Mouser Part No 634-M8BB50F8IASOIC16	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 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	$1.59 $1.15 $1.04 $0.911 View $0.853 $0.816 $0.79 $0.755 $0.736	Min.: 1 Mult.: 1	8-bit Microcontrollers - MCU	SMD/SMT	SOIC-16		8 bit	50 MHz	8 kB	512 B	12 bit	12 I/O	- 40 C	+ 125 C	Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU EFM8BB50F8I-A-QFN16 Silicon Labs 1: $1.31 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F8I-A-QFN16 Mouser Part No 634-M8BB50F8IAQFN16	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 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	$1.31 $0.94 $0.846 $0.744 View $0.695 $0.665 $0.645 $0.616 $0.601	Min.: 1 Mult.: 1	8-bit Microcontrollers - MCU	SMD/SMT	QFN-16		8 bit	50 MHz	8 kB	512 B	12 bit	12 I/O	- 40 C	+ 125 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 EFM8BB52F32I-C-QFN20 Silicon Labs 1: $1.59 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	$1.59 $1.15 $1.04 $0.911 View $0.853 $0.816 $0.79 $0.755 $0.736	Min.: 1 Mult.: 1	8-bit Microcontrollers - MCU	SMD/SMT	QFN-20				32 kB	2.3 kB		16 I/O	- 40 C	+ 125 C	Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU EFM8BB50F8G-A-QFN16R Silicon Labs 3,000: $0.596 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F8G-A-QFN16R Mouser Part No 634-M8BB50F8GAQFN16R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 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 $0.596 $0.581	Min.: 3,000 Mult.: 3,000 : 3,000	8-bit Microcontrollers - MCU	SMD/SMT	QFN-16		8 bit	50 MHz	8 kB	512 B	12 bit	12 I/O	- 40 C	+ 85 C	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: $1.25 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F8I-A-QFN12 Mouser Part No 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	$1.25 $0.908 $0.819 $0.719 View $0.673 $0.645 $0.624 $0.596 $0.581	Min.: 1 Mult.: 1	8-bit Microcontrollers - MCU	SMD/SMT	QFN-12		8 bit	50 MHz	8 kB	512 B	12 bit	9 I/O	- 40 C	+ 125 C	Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU EFM8BB50F8I-A-QFN16R Silicon Labs 3,000: $0.616 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F8I-A-QFN16R Mouser Part No 634-M8BB50F8IAQFN16R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 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 $0.616 $0.601	Min.: 3,000 Mult.: 3,000 : 3,000	8-bit Microcontrollers - MCU	SMD/SMT	QFN-16		8 bit	50 MHz	8 kB	512 B	12 bit	12 I/O	- 40 C	+ 125 C	Reel
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F32G-D-QFN24 Silicon Labs 1: $2.94 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. EFM8BB31F32G-D-QFN24 Mouser Part No 634-EF8BB31F32GDQF24	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	$2.94 $2.16 $1.97 $1.75 View $1.66 $1.59 $1.54 $1.51	Min.: 1 Mult.: 1	8-bit Microcontrollers - MCU	SMD/SMT	QFN-24	CIP-51 8051	8 bit	50 MHz	32 kB	2.3 kB	10 bit, 12 bit	20 I/O	- 40 C	+ 85 C	Tube
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: $0.522 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F4I-A-QFN12R Mouser Part No 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 $0.522 $0.509	Min.: 3,000 Mult.: 3,000 : 3,000	8-bit Microcontrollers - MCU	SMD/SMT	QFN-12		8 bit	50 MHz	4 kB	512 B	12 bit	9 I/O	- 40 C	+ 125 C	Reel
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F385-GM Silicon Labs 1: $9.21 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	$9.21 $7.10 $6.54 $5.97 View $5.68 $5.52 $5.45 $5.39	Min.: 1 Mult.: 1	8-bit Microcontrollers - MCU	SMD/SMT	QFN-32	8051	8 bit	48 MHz	64 kB	4.35 kB		25 I/O	- 40 C	+ 85 C	Tube
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: $0.583 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F8G-A-QFN12R Mouser Part No 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 $0.583 $0.567	Min.: 3,000 Mult.: 3,000 : 3,000	8-bit Microcontrollers - MCU	SMD/SMT	QFN-12		8 bit	50 MHz	8 kB	512 B	12 bit	9 I/O	- 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-QFN20R Silicon Labs 1: $1.47 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 $1.47 $1.06 $0.955 $0.839 Reel $0.695 View $0.785 $0.752 $0.728 $0.679	Min.: 1 Mult.: 1 : 2,500	8-bit Microcontrollers - MCU	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	- 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 EFM8BB52F32G-C-TSSOP20R Silicon Labs 2,500: $0.887 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F32G-C-TSSOP20R Mouser Part No 634-EFM852F32GTOP20R	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 $0.887 $0.866	Min.: 2,500 Mult.: 2,500 : 2,500	8-bit Microcontrollers - MCU	SMD/SMT	TSSOP-20				16 kB	1.28 kB		16 I/O	- 40 C	+ 85 C	Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU EFM8BB50F4G-A-QFN16R Silicon Labs 3,000: $0.522 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F4G-A-QFN16R Mouser Part No 634-M8BB50F4GAQFN16R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 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 $0.522 $0.509	Min.: 3,000 Mult.: 3,000 : 3,000	8-bit Microcontrollers - MCU	SMD/SMT	QFN-16		8 bit	50 MHz	4 kB	512 B	12 bit	12 I/O	- 40 C	+ 85 C	Reel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 25 GPIO BB5 8-bit MCU EFM8BB52F32G-C-TSSOP28 Silicon Labs 1: $1.86 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F32G-C-TSSOP28 Mouser Part No 634-EFM852F32GCTOP28	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 25 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	$1.86 $1.35 $1.23 $1.09 View $1.02 $0.976 $0.933 $0.907 $0.885	Min.: 1 Mult.: 1	8-bit Microcontrollers - MCU	SMD/SMT	TSSOP-28				16 kB	1.28 kB		16 I/O	- 40 C	+ 85 C	Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU EFM8BB50F8G-A-SOIC16R Silicon Labs 2,500: $0.736 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F8G-A-SOIC16R Mouser Part No 634-M8BB50F8GASIC16R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 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 $0.736 $0.717	Min.: 2,500 Mult.: 2,500 : 2,500	8-bit Microcontrollers - MCU	SMD/SMT	SOIC-16		8 bit	50 MHz	8 kB	512 B	12 bit	12 I/O	- 40 C	+ 85 C	Reel
RF Microcontrollers - MCU RF+MCU 8051 25 MHz 16 kB +20 dBm SI1060-A-GMR Silicon Labs 2,500: $9.55 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. SI1060-A-GMR Mouser Part No 634-SI1060-A-GMR	Silicon Labs	RF Microcontrollers - MCU RF+MCU 8051 25 MHz 16 kB +20 dBm Learn More about Silicon Labs siliconlabssi100x	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $9.55	Min.: 2,500 Mult.: 2,500 : 2,500	RF Microcontrollers - MCU	SMD/SMT	QFN-36	8051	8 bit	25 MHz	64 kB	4 kB	10 bit	11 I/O	- 40 C	+ 85 C	Reel
8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V CY8C3444LTI-119 Infineon Technologies 1: $17.08 Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. CY8C3444LTI-119 Mouser Part No 727-CY8C3444LTI-119	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 2 Weeks	$17.08 $13.89 $13.25 $11.04 View $10.39 $9.76 $9.60 Quote	Min.: 1 Mult.: 1	8-bit Microcontrollers - MCU	SMD/SMT	QFN-48	8051	8 bit	50 MHz	16 kB	2 kB	12 bit	29 I/O	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V CY8C3865LTI-014 Infineon Technologies 1,300: $18.51 Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. CY8C3865LTI-014 Mouser Part No 727-CY8C3865LTI-014	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	Non-Stocked Lead-Time 2 Weeks	$18.51 View Quote	Min.: 1,300 Mult.: 1,300	8-bit Microcontrollers - MCU	SMD/SMT	QFN-68	8051	8 bit	67 MHz	32 kB	8 kB	20 bit	28 I/O		+ 85 C	Tray
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: $1.16 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F4I-A-QFN12 Mouser Part No 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	$1.16 $0.816 $0.732 $0.639 View $0.594 $0.568 $0.545 $0.522 $0.509	Min.: 1 Mult.: 1	8-bit Microcontrollers - MCU	SMD/SMT	QFN-12		8 bit	50 MHz	4 kB	512 B	12 bit	9 I/O	- 40 C	+ 125 C	Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU EFM8BB52F16G-C-TSSOP28R Silicon Labs 2,500: $0.789 Non-Stocked Lead-Time 24 Weeks	Mfr. Part No. EFM8BB52F16G-C-TSSOP28R Mouser Part No 634-EFM852F16GTOP28R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	Non-Stocked Lead-Time 24 Weeks	Reel $0.789 $0.77	Min.: 2,500 Mult.: 2,500 : 2,500	8-bit Microcontrollers - MCU	SMD/SMT	TSSOP-28				16 kB	1.28 kB		16 I/O	- 40 C	+ 85 C	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-QFN12R Silicon Labs 3,000: $0.596 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F8I-A-QFN12R Mouser Part No 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 $0.596 $0.581	Min.: 3,000 Mult.: 3,000 : 3,000	8-bit Microcontrollers - MCU	SMD/SMT	QFN-12		8 bit	50 MHz	8 kB	512 B	12 bit	9 I/O	- 40 C	+ 125 C	Reel
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: $0.502 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. EFM8BB50F4G-A-QFN12R Mouser Part No 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 $0.502 $0.49	Min.: 3,000 Mult.: 3,000 : 3,000	8-bit Microcontrollers - MCU	SMD/SMT	QFN-12		8 bit	50 MHz	4 kB	512 B	12 bit	9 I/O	- 40 C	+ 85 C	Reel