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Name	Manufacturer	Pricing(USD)	Quantity	Datasheet	Factory Lead Time	Mount	Packaging	Published	Series	Pbfree Code	Part Status	Moisture Sensitivity Level (MSL)	Number of Terminations	ECCN Code	Max Operating Temperature	Min Operating Temperature	Operating Supply Voltage	Accessory Type	Length	RoHS Status	Lead Free	Contact Plating	Radiation Hardening	Number of Pins	Package / Case	Interface	REACH SVHC	Frequency	Height	Width	Mounting Type	Weight	Operating Temperature	Technology	Operating Supply Current	Height Seated (Max)	HTS Code	Number of Functions	Nominal Supply Current	Max Frequency	Evaluation Kit	Type	JESD-609 Code	Terminal Position	Terminal Form	Peak Reflow Temperature (Cel)	Supply Voltage	Time@Peak Reflow Temperature-Max (s)	Base Part Number	Pin Count	Temperature Grade	Surface Mount	Terminal Pitch	JESD-30 Code	Supply Voltage-Min (Vsup)	Operating Temperature (Max)	Operating Temperature (Min)	Number of Channels	Subcategory	Qualification Status	Power Supplies	Supply Voltage-Max (Vsup)	Consumer IC Type	Analog IC - Other Type	Number of Circuits	Watchdog Timer	Supplier Device Package	Core Architecture	Oscillator Type	Memory Size	Function	Core Processor	Number of GPIO	Number of SPI Channels	RAM Size	Number of I/O	Telecom IC Type	Voltage - Supply	Data Bus Width	Number of Programmable I/O	Number of I2C Channels	Number of Timers/Counters	uPs/uCs/Peripheral ICs Type	Peripherals	Bit Size	Has ADC	DMA Channels	PWM Channels	DAC Channels	Voltage - Supply (Vcc/Vdd)	Supplied Contents	ROM (words)	Number of ADC Channels	CPU Family	EEPROM Size	Program Memory Type	Connectivity	Core Size	Program Memory Size	Data Converter
SI3019-F-GMR	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	8 Weeks		Tape & Reel (TR)	1999			Active	2 (1 Year)	20				3.3V		3mm	RoHS Compliant				20	20-VFQFN Exposed Pad	GCI, PCM, SPI				3mm	Surface Mount		-40°C~85°C		8.5mA									QUAD	NO LEAD	NOT SPECIFIED		NOT SPECIFIED	SI3019			YES	0.5mm		3V					Not Qualified		3.6V	CONSUMER CIRCUIT		1						Direct Access Arrangement (DAA)							3V~3.6V
SI3019-F-FS	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	8 Weeks		Tube	1999		yes	Active	3 (168 Hours)	16				3.3V		9.9mm	RoHS Compliant	Lead Free	Tin	No	16	16-SOIC (0.154, 3.90mm Width)	GCI, PCM, SPI				3.9mm	Surface Mount	189.318115mg	0°C~70°C		8.5mA				8.5mA	8.192MHz		Integrated Circuit (IC)		DUAL	GULL WING				SI3019			YES			3V							3.6V			1						Direct Access Arrangement (DAA)							3V~3.6V
SI32269-C-FMR	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1			Surface Mount	Tape & Reel (TR)		ProSLIC®		Obsolete	3 (168 Hours)								RoHS Compliant					QFN	GCI, PCM, SPI					Surface Mount																																		1		50-QFN (6x8)				Subscriber Line Interface Concept (SLIC), CODEC						DIGITAL SLIC	3.3V
AB1	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download							Obsolete	1 (Unlimited)	16				3V	Prototyping Board	9.9mm	Non-RoHS Compliant	Contains Lead									3.9mm		50.008559mg				1.75mm	8542.39.00.01	1						DUAL	GULL WING		5V				AUTOMOTIVE	YES	1.27mm	R-PDSO-G16	2.5V	125°C	-40°C					5.5V		ANALOG CIRCUIT				8051
C8051F550-IM	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	8 Weeks	Surface Mount	Tube	2005	C8051F55x		Active	1 (Unlimited)	24						4mm	RoHS Compliant		Tin	No	24	24-WFQFN Exposed Pad	2-Wire, CAN, I2C, LIN, SMBus, SPI, UART, USART		50MHz	800μm	4mm	Surface Mount		-40°C~125°C TA	CMOS									e3	QUAD			2.1V		C8051F55	24			0.5mm		2V			6				2.75V				Yes			Internal	32kB		8051			2.25K x 8	18			8b		1	4	MICROCONTROLLER	POR, PWM, Temp Sensor, WDT	8	YES	NO	YES	NO	1.8V~5.25V						FLASH	SMBus (2-Wire/I2C), CANbus, LINbus, SPI, UART/USART	8-Bit	32KB 32K x 8	A/D 18x12b
EFM32WG940F256-QFN64	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	6 Weeks		Tape & Reel (TR)	2013	Wonder Gecko		Not For New Designs	3 (168 Hours)	64	3A001.A.3					9mm	RoHS Compliant				64	64-VFQFN Exposed Pad	I2C, I2S, IrDA, SPI, UART, USART, USB	Unknown	48MHz			Surface Mount		-40°C~85°C TA	CMOS		0.9mm	8542.31.00.01							QUAD	NO LEAD	NOT SPECIFIED	3V	NOT SPECIFIED				YES	0.5mm		1.98V							3.8V				Yes		ARM	Internal	256kB		ARM® Cortex®-M4F	53		32K x 8	52			32b				MICROCONTROLLER, RISC	Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT	32	YES	YES	YES		1.98V~3.8V			6			FLASH	I2C, IrDA, SmartCard, SPI, UART/USART, USB	32-Bit	256KB 256K x 8	A/D 8x12b; D/A 2x12b
C8051F704-GQ	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	6 Weeks		Tray	2010	C8051F70x		Last Time Buy	3 (168 Hours)	48				3.3V		7mm	RoHS Compliant		Tin		48	48-TQFP			25MHz	950μm	7mm	Surface Mount		-40°C~85°C TA	CMOS									e3	QUAD	GULL WING	260	3V	NOT SPECIFIED	C8051F70	48		YES	0.5mm					3	Microcontrollers	Not Qualified						Yes			Internal	15kB		8051		1	512 x 8	39			8b			4	MICROCONTROLLER	Cap Sense, POR, PWM, Temp Sensor, WDT	8	YES	NO	YES		1.8V~3.6V			16		32 x 8	FLASH	SMBus (2-Wire/I2C), SPI, UART/USART	8-Bit	15KB 15K x 8	A/D 12x10b
C8051F561-IM	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	6 Weeks	Surface Mount	Tube	2000	C8051F56x		Active	1 (Unlimited)	32						7mm	RoHS Compliant		Tin		32	32-VFQFN Exposed Pad	2-Wire, CAN, I2C, SMBus, SPI, UART, USART		50MHz	1.45mm	7mm	Surface Mount		-40°C~125°C TA	CMOS									e3	QUAD	NO LEAD	NOT SPECIFIED	2.1V	NOT SPECIFIED	C8051F56	32			0.5mm		2V			6		Not Qualified		2.75V				Yes			Internal	32kB		8051			2.25K x 8	25			8b		1	4	MICROCONTROLLER	POR, PWM, Temp Sensor, WDT	8	YES	NO	YES	NO	1.8V~5.25V						FLASH	SMBus (2-Wire/I2C), CANbus, SPI, UART/USART	8-Bit	32KB 32K x 8	A/D 25x12b
EFM32G222F128-QFP48	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	6 Weeks		Tape & Reel (TR)	2012	Gecko		Discontinued	3 (168 Hours)	48				3V		7mm	RoHS Compliant				48	48-TQFP	I2C, IrDA, SPI, UART, USART	Unknown	32MHz			Surface Mount		-40°C~85°C TA	CMOS		1.2mm								QUAD	GULL WING	NOT SPECIFIED	3V	NOT SPECIFIED				YES	0.5mm						Microcontrollers	Not Qualified						Yes		ARM	Internal	128kB		ARM® Cortex®-M3			16K x 8	37			32b	37		3	MICROCONTROLLER, RISC	Brown-out Detect/Reset, DMA, POR, PWM, WDT	32	YES	YES	YES	YES	1.98V~3.8V						FLASH	I2C, IrDA, SmartCard, SPI, UART/USART	32-Bit	128KB 128K x 8	A/D 4x12b; D/A 1x12b
EFM32ZG222F4-QFP48	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	6 Weeks		Tape & Reel (TR)	2013	Zero Gecko		Discontinued	3 (168 Hours)	48				3V		7mm	RoHS Compliant				48	48-TQFP	EBI/EMI, I2C, I2S, IrDA, SPI, UART, USART		24MHz			Surface Mount		-40°C~85°C TA	CMOS										QUAD	GULL WING	NOT SPECIFIED	3V	NOT SPECIFIED				YES	0.5mm						Microcontrollers	Not Qualified	1.85/3.8V	3.8V				Yes		ARM	Internal	4kB		ARM® Cortex®-M0+			2K x 8	37			32b	37		2	MICROCONTROLLER, RISC	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	32	YES	YES	YES	YES	1.98V~3.8V		4096		CORTEX-M0		FLASH	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	32-Bit	4KB 4K x 8	A/D 4x12b; D/A 1x12b
EFM32ZG110F4-QFN24	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	6 Weeks		Tape & Reel (TR)	2013	Zero Gecko		Discontinued	3 (168 Hours)	24				3V		5mm	RoHS Compliant				24	24-VQFN Exposed Pad	EBI/EMI, I2C, I2S, IrDA, SPI, UART, USART		24MHz			Surface Mount		-40°C~85°C TA	CMOS		0.9mm								QUAD	NO LEAD	NOT SPECIFIED	3V	NOT SPECIFIED				YES	0.65mm						Microcontrollers	Not Qualified	1.85/3.8V	3.8V				Yes		ARM	Internal	4kB		ARM® Cortex®-M0+			2K x 8	17			32b	17		2	MICROCONTROLLER, RISC	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	32	YES	YES	YES	YES	1.98V~3.8V		4096		CORTEX-M0		FLASH	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	32-Bit	4KB 4K x 8	A/D 2x12b; D/A 1x12b
SI4721-B-EVB	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	3 Weeks			1997			Active	1 (Unlimited)					3.3V			Non-RoHS Compliant				20	QFN			76MHz~108MHz				50.008559mg									Yes	Transceiver																										8051											8b												Board(s)
EZR-LEDK2W-434	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks			2008	EZRadio®		Active	1 (Unlimited)								RoHS Compliant								434MHz													Yes	Transceiver																																																	Board(s), Cable(s)
SLWRB4254A	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks				Flex Gecko		Active	1 (Unlimited)								RoHS Compliant								868MHz 2.4GHz														Transceiver																										ARM																							Board(s)
SLWRB4504B	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks			2015	Wonder Gecko		Active	1 (Unlimited)								RoHS Compliant								169MHz													Yes	Transceiver																																																	Board(s)
EZR-LEDK2W-915	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks			2008	EZRadio®		Active	1 (Unlimited)								RoHS Compliant								915MHz													Yes	Transceiver																																																	Board(s), Cable(s)
SLWRB4251A	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1		2 Weeks			2016	Flex Gecko		Active	1 (Unlimited)								RoHS Compliant							No SVHC	490MHz 2.4GHz														Transceiver																										ARM																							Board(s)
SLWRB4502B	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks			2015	Leopard Gecko		Active	1 (Unlimited)								RoHS Compliant								434MHz													Yes	Transceiver																																																	Board(s)
SLWRB4258A	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks			2017	Flex Gecko		Active	1 (Unlimited)								Non-RoHS Compliant								490MHz 2.4GHz														Transceiver																																																	Board(s)
SLWRB4250B	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks			2016	Flex Gecko		Active	1 (Unlimited)								RoHS Compliant							No SVHC	868MHz 2.4GHz														Transceiver																										ARM																							Board(s)
4356-LEDK1W-868	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks			2001	EZRadio®		Active	1 (Unlimited)					3V			Non-RoHS Compliant								868MHz													Yes	Transmitter, Receiver																																																	Board(s), Cable(s)
4463CPCE20C460	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks				EZRadioPRO®		Active	1 (Unlimited)			85°C	-40°C	3.3V			RoHS Compliant								460MHz														Transceiver																																																	Board(s)
SLWRB4181A	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1		2 Weeks						Active	1 (Unlimited)																2.4GHz														Transceiver; 802.15.4 (Thread, ZigBee®), Bluetooth® 5																																																	Board(s)
ACC-ZDB5202-E2	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1		8 Weeks				Z-Wave®		Active	1 (Unlimited)								Non-RoHS Compliant								868MHz														Transceiver, Z-Wave																																																	Board(s)
SI4735-D60-EVB	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	3 Weeks			1997			Active	1 (Unlimited)								Non-RoHS Compliant				20	QFN			153kHz~279kHz 520kHz~1.71MHz 2.3MHz~26.1MHz 64MHz~108MHz													Yes	Receiver																																																	Board(s)
SLWRB4302A	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks			2016	Blue Gecko		Active	1 (Unlimited)								RoHS Compliant					Module																	Transceiver																																																	Board(s)
EZR-LEDK1W-434	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks			2008	EZRadio®		Active	1 (Unlimited)					3V			RoHS Compliant								434MHz													Yes	Key Fob																																																	Board(s), Accessories
EZR-LEDK1W-915	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks			2008	EZRadio®		Active	1 (Unlimited)					3V			RoHS Compliant								915MHz													Yes	Key Fob																																																	Board(s), Accessories
4463C-915-PDK	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1	download	2 Weeks			2001	EZRadioPRO®		Active	1 (Unlimited)			85°C	-40°C	3.3V			Non-RoHS Compliant						SPI	Unknown	915MHz													Yes	Transceiver																																																	Board(s), Cable(s)
SLWSTK6006A	Silicon Labs	$0.00	RFQ Min: 1 Mult: 1		2 Weeks						Active	1 (Unlimited)																2.4GHz														Transceiver; 802.15.4 (Thread, ZigBee®), Bluetooth® 5																																																	Board(s)