SI4461-C2A-GMR

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Silicon Labs

IC RF TXRX ISM<1GHZ 20QFN

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Silicon Labs

IC RF TXRX ISM<1GHZ 20QFN

Technical Specifications

Parameters and characteristics for this part

Part	Current - Transmitting [Min]	Current - Transmitting [Max]	Supplier Device Package	Package / Case	RF Family/Standard	Type	Current - Receiving [Max]	Current - Receiving [Min]	Frequency [Min]	Frequency [Max]	Operating Temperature [Max]	Operating Temperature [Min]	Mounting Type	Data Rate (Max)	Voltage - Supply [Max]	Voltage - Supply [Min]	Sensitivity	Modulation	Serial Interfaces	GPIO	Power - Output [Max]
Silicon Labs SI4461-C2A-GMR	33.5 mA	43 mA	20-QFN (4x4)	20-VFQFN Exposed Pad	General ISM < 1GHz	TxRx Only	13.7 mA	10.9 mA	142 MHz	1.05 GHz	85 °C	-40 °C	Surface Mount	1 Mbps	3.6 V	1.8 V	-129 dBm	4GFSK GFSK GMSK OOK	SPI	4
Silicon Labs SI4461-B0B-FM	29 mA	43 mA	20-QFN (4x4)	20-VFQFN Exposed Pad	General ISM < 1GHz	TxRx Only	13.7 mA	10.7 mA	119 MHz	1.05 GHz	85 °C	-40 °C	Surface Mount	1 Mbps	3.6 V	1.8 V	-126 dBm	4GFSK GFSK GMSK OOK	SPI	4	16 dBm
Silicon Labs SI4461-C2A-GM	33.5 mA	43 mA	20-QFN (4x4)	20-VFQFN Exposed Pad	General ISM < 1GHz	TxRx Only	13.7 mA	10.9 mA	142 MHz	1.05 GHz	85 °C	-40 °C	Surface Mount	1 Mbps	3.6 V	1.8 V	-129 dBm	4GFSK GFSK GMSK OOK	SPI	4	16 dBm
Silicon Labs SI4461-B1B-FM	29 mA	43 mA	20-QFN (4x4)	20-VFQFN Exposed Pad	General ISM < 1GHz	TxRx Only	13.7 mA	10.7 mA	119 MHz	1.05 GHz	85 °C	-40 °C	Surface Mount	1 Mbps	3.6 V	1.8 V	-126 dBm	4GFSK GFSK GMSK OOK	SPI	4	16 dBm
Silicon Labs SI4461-B1B-FMR	29 mA	43 mA	20-QFN (4x4)	20-VFQFN Exposed Pad	General ISM < 1GHz	TxRx Only	13.7 mA	10.7 mA	119 MHz	1.05 GHz	85 °C	-40 °C	Surface Mount	1 Mbps	3.6 V	1.8 V	-126 dBm	4GFSK GFSK GMSK OOK	SPI	4	16 dBm

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General part information

IC RF TxRx Only General ISM < 1GHz 142MHz ~ 1.05GHz 20-VFQFN Exposed Pad

Technical documentation and resources