RF Transceiver Modules and Modems

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Programmable	RF Family/Standard	Protocol	Modulation	Frequency	Data Rate	Power - Output	Sensitivity	Serial Interfaces	Antenna Type	Utilized IC / Part	Memory Size	Voltage - Supply	Current - Receiving	Current - Transmitting	Mounting Type	Operating Temperature
EM357-MOD-ANT-T-K RF TXRX MOD CHIP CONN MT Silicon Labs	2,562	-	RFQ	Datasheet	Ember®	Module	Box	Active	Not Verified	802.15.4	Zigbee®	O-QPSK	2.4GHz	5Mbps	8dBm	-102dBm	I2C, JTAG, SPI, UART	Integrated, Chip	EM357	192kB Flash, 12kB RAM	2.1V ~ 3.6V	26mA	22.5mA ~ 43.5mA	Connector Mount	-40°C ~ 85°C
WF121-A-V2 RF TXRX MODULE WIFI CHIP SMD Silicon Labs	1,949	-	RFQ	Datasheet	-	Module	Tape & Reel (TR)	Obsolete	Not Verified	WiFi	802.11b/g/n	-	2.4GHz	72.2Mbps	17dBm	-97dBm	I2C, Ethernet, SPI, UART, USB	Integrated, Chip	-	512kB Flash, 128kB SRAM	2.3V ~ 3.6V	127mA	143mA	Surface Mount	-40°C ~ 85°C
WT32I-E-AI61C RF TXRX MODULE U.FL SMD Silicon Labs	1,375	-	RFQ	Datasheet	WT32i	Module	Strip	Obsolete	Not Verified	-	-	-	-	-	-	-	-	Antenna Not Included, U.FL	BlueCore5	-	-	-	-	Surface Mount	-
WT41U-E-HCI21001 RF TXRX MOD BLUETOOTHU.FL SMD Silicon Labs	3,084	-	RFQ	Datasheet	-	Module	Tape & Reel (TR)	Obsolete	Not Verified	Bluetooth	Bluetooth v2.1 +EDR	-	2.4GHz	-	17dBm	-94dBm	UART, USB	Antenna Not Included, U.FL	-	-	3.3V	44mA	-	Surface Mount	-40°C ~ 85°C
EM357-MOD-LR-ANT-T RF TXRX MOD CHIP CONN MT Silicon Labs	1,938	-	RFQ	Datasheet	Ember®	Module	Box	Active	Not Verified	802.15.4	Zigbee®	O-QPSK	2.4GHz	5Mbps	8dBm	-102dBm	I2C, JTAG, SPI, UART	Integrated, Chip	EM357	192kB Flash, 12kB RAM	2.1V ~ 3.6V	26mA	22.5mA ~ 43.5mA	Connector Mount	-40°C ~ 85°C
EM357-MOD-LR-RF-TK RF TXRX MOD 802.15.4 CONN MT Silicon Labs	4,157	-	RFQ	Datasheet	Ember®	Module	Box	Active	Not Verified	802.15.4	Zigbee®	O-QPSK	2.4GHz	5Mbps	8dBm	-102dBm	I2C, JTAG, SPI, UART	Antenna Not Included	EM357	192kB Flash, 12kB RAM	2.1V ~ 3.6V	26mA	22.5mA ~ 43.5mA	Connector Mount	-40°C ~ 85°C
WT41U-A-AI56 RF TXRX MOD BLUETOOTH CHIP SMD Silicon Labs	1,752	-	RFQ	Datasheet	-	Module	Tape & Reel (TR)	Obsolete	Not Verified	Bluetooth	Bluetooth v2.1 +EDR	-	2.4GHz	-	17dBm	-94dBm	SPI, UART, USB	Integrated, Chip	-	-	3.3V	44mA	85mA	Surface Mount	-40°C ~ 85°C
WT41U-E-AI56 RF TXRX MOD BLUETOOTHU.FL SMD Silicon Labs	3,971	-	RFQ	Datasheet	-	Module	Tape & Reel (TR)	Obsolete	Not Verified	Bluetooth	Bluetooth v2.1 +EDR	-	2.4GHz	-	17dBm	-94dBm	SPI, UART, USB	Antenna Not Included, U.FL	-	-	3.3V	44mA	85mA	Surface Mount	-40°C ~ 85°C
EM3587-STACK RF TXRX MOD 802.15.4 CONN MT Silicon Labs	3,177	-	RFQ	Datasheet	Ember®	Module	Box	Active	Not Verified	802.15.4	Zigbee®	-	2.4GHz	5Mbps	8dBm	-102dBm	SPI, UART	Antenna Not Included	EM3587	512kB Flash, 64kB RAM	2.1V ~ 3.6V	33.5mA	31mA	Connector Mount	-40°C ~ 85°C
ZM3102AU-CME1 RF TXRX MOD ISM<1GHZSMD Silicon Labs	2,539	-	RFQ	Datasheet	Z-Wave®	Module	Tray	Obsolete	Not Verified	General ISM < 1GHz	Z-Wave®	FSK	908MHz	40kbps	-2dBm	-102dBm	SPI, UART	Antenna Not Included	-	32kB Flash, 2kB SRAM	2.1V ~ 3.6V	23mA	24mA ~ 36mA	Surface Mount	-15°C ~ 85°C

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FREQUENTLY ASKED QUESTIONS

RF Transceiver Modules and Modems FAQ

Common questions about filtering, comparing and sourcing RF Transceiver Modules and Modems components.

How can I narrow the RF Transceiver Modules and Modems selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific RF Transceiver Modules and Modems part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.