PART NO.	PRICE		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
EFM8UB20F32G-B-QFP48R	1+ $1.760 10+ $1.660 25+ $1.610 50+ $1.560	PDF RFQ	150 In-stock	Silicon Labs	8-bit Microcontrollers - MCU USB, 32kB/2304B RAM 10b Diff-ADC, E...	SMD/SMT	QFP-48	+ 85 C		2.2 V to 3.6 V	CIP-51	8 bit	50 MHz	32 kB	256 B	12 bit
EFM8LB12F32E-B-QFN24	1+ $1.400 10+ $1.320 25+ $1.280 50+ $1.240	PDF RFQ	430 In-stock	Silicon Labs	8-bit Microcontrollers - MCU 32kB FLSH/2.25kB RAM 14bADC,4x DA...	SMD/SMT	QFN-24	+ 105 C	Tube	2.2 V to 3.6 V	CIP-51	8 bit	72 MHz	32 kB	256 B	12 bit
EFM8LB11F32E-B-QFP32	1+ $1.560 10+ $1.470 25+ $1.430 50+ $1.390	PDF RFQ	498 In-stock	Silicon Labs	8-bit Microcontrollers - MCU 32kB FLSH/2.25kB RAM 14bADC,2x DA...	SMD/SMT	QFP-32	+ 105 C	Tray	2.2 V to 3.6 V	CIP-51	8 bit	72 MHz	32 kB	256 B	12 bit
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
EFM8LB11F32E-B-QFN24	1+ $1.290 10+ $1.220 25+ $1.180 50+ $1.150	PDF RFQ	235 In-stock	Silicon Labs	8-bit Microcontrollers - MCU 32kB FLSH/2.25kB RAM 14bADC,2x DA...	SMD/SMT	QFN-24	+ 105 C	Tube	2.2 V to 3.6 V	CIP-51	8 bit	72 MHz	32 kB	256 B	12 bit