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           Integrated Circuits (ICs) > RF Semiconductors and Devices > RF Receivers, Transceivers > SI4431-B1-FM

SI4431-B1-FM

Part Number: SI4431-B1-FM
Manufacturer: Silicon Labs
Part Type: Integrated Circuits (ICs) > RF Semiconductors and Devices > RF Receivers, Transceivers > SI4431-B1-FM
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Description: RF Transceiver FSK/GFSK/OOK 3V Automotive 20-Pin QFN EP Tray

04/19/2026 – There are 515 pieces pieces of Part Number SI4431-B1-FM Available.

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RF Transceiver FSK/GFSK/OOK 3V Automotive 20-Pin QFN EP Tray

Specifications

TYPE DESCRIPTION
Case/Package QFN
Number of Pins 20
Weight 42.949528 mg
Current - Receiving 18.5 mA
Current - Transmitting 30 mA
Data Rate 256 kbps
Frequency 930 MHz
Interface SPI
Max Frequency 930 MHz
Max Operating Temperature 85 °C
Max Supply Voltage 3.6 V
Min Operating Temperature -40 °C
Min Supply Voltage 1.8 V
Operating Supply Voltage 3 V
Packaging Cut Tape
Schedule B 8542390000
Sensitivity (dBm) -121 dBm
Depth 4 mm
Height 850 µm
Length 4 mm
Width 4 mm

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