PART NO.	PRICE	QUANTITY		STOCK	MANUFACTURE	DESCRIPTION	Mounting Style	Package / Case	Maximum Operating Temperature	Packaging	Operating Supply Voltage	Core	Data Bus Width	Maximum Clock Frequency	Program Memory Size	Data RAM Size	ADC Resolution
EFM8BB31F32G-B-QFN32	1+ $1.030 10+ $0.973 25+ $0.945 50+ $0.916		PDF RFQ	480 In-stock	Silicon Labs	8-bit Microcontrollers - MCU 32kB FM/ 2.25kB RAM 12b ADC, 2xDAC...	SMD/SMT	QFN-32	+ 85 C		2.2 V to 3.6 V	CIP-51	8 bit	50 MHz	32 kB	2.25 kB	12 bit
EFM8BB31F16G-B-QFN32	1+ $0.900 10+ $0.852 25+ $0.828 50+ $0.802		PDF RFQ	1,470 In-stock	Silicon Labs	8-bit Microcontrollers - MCU 16kB FM/ 2.25kB RAM 12b ADC, 2x DAC...	SMD/SMT	QFN-32	+ 85 C		2.2 V to 3.6 V	8051	8 bit	50 MHz	16 kB	2.25 kB	10 bit/12 bit
EFM8BB31F16G-B-QFN32R	1+ $0.900 10+ $0.852 25+ $0.828 50+ $0.802 2500+ $0.677		PDF RFQ	2,500 In-stock	Silicon Labs	8-bit Microcontrollers - MCU 16kB FM/ 2.25kB RAM 12b ADC, 2x DAC...	SMD/SMT	QFN-32	+ 85 C	Reel	2.2 V to 3.6 V	8051	8 bit	50 MHz	16 kB	2.25 kB	10 bit/12 bit
EFM8BB31F32G-A-QFN32	490+ $0.832 980+ $0.785 1470+ $0.773	GET PRICE VIEW	PDF RFQ		Silicon Labs	8-bit Microcontrollers - MCU 32kB FM/ 2.25kB RAM 12b ADC, 2x DAC...	SMD/SMT	QFN-32	+ 85 C	Tray	2.2 V to 3.6 V	8051	8 bit	50 MHz	32 kB	2.25 kB	12 bit
EFM8BB31F16G-A-QFN32		GET PRICE VIEW	PDF RFQ		Silicon Labs	8-bit Microcontrollers - MCU 16kB FM/ 2.25kB RAM 12b ADC, 2x DAC...	SMD/SMT	QFN-32	+ 85 C	Tray	2.2 V to 3.6 V	8051	8 bit	50 MHz	16 kB	2.25 kB	12 bit
EFM8BB31F32G-A-QFP32		GET PRICE VIEW	PDF RFQ		Silicon Labs	8-bit Microcontrollers - MCU 32kB FM/ 2.25kB RAM 12b ADC, 2x DAC...	SMD/SMT	QFN-32	+ 85 C	Tray	2.2 V to 3.6 V	8051	8 bit	50 MHz	32 kB	2.25 kB	12 bit