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SI4438-B1C-FMR Tech Specifications

Category RF Transceiver ICs
Manufacturer Silicon Labs
Factory Lead Time 8 Weeks
Mounting Type Surface Mount
Package / Case 20-VFQFN Exposed Pad
Surface Mount YES
Number of Pins 20Pins
Operating Temperature -40°C~85°C
Packaging Tape & Reel (TR)
Published 2001
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20Terminations
Type TxRx + MCU
Voltage - Supply 1.8V~3.6V
Terminal Position QUAD
Terminal Form NO LEAD
Number of Functions 1Function
Supply Voltage 3.3V
Terminal Pitch 0.5mm
Frequency 425MHz~525MHz
Max Supply Current 10μA
Power - Output 20dBm Max
RF Family/Standard General ISM < 1GHz
Data Rate (Max) 500kbps
Serial Interfaces SPI
Current - Receiving 14mA
Current - Transmitting 75mA
Number of Receivers 1Receiver
Modulation FSK, GFSK, GMSK, OOK
Sensitivity (dBm) -124 dBm
GPIO 4
Height Seated (Max) 0.9mm
RoHS Status RoHS Compliant
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SI4438-B1C-FMR Documents

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