Transmission Distance:1400m @1.2kbps
•Chipset: Silicon Lab Si4432
•Frequency Range :433/470/868 MHz
•Max output power: 100mw(20 dBm)
•Modulation Mode:GFSK/FSK/OOK
•Interface:USB
•Sensitivity:-121 dBm
•Channels No.::40 Channels
•64-byte transmit and receive data register(FIFO)
•Timed wake-up function
•Antenna match automatically and bi-direction switch control
•Support Serial port parameter setting
Electrical Specifications>>
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Symbol
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Parameter
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conditions
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Min
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Typ
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Max
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Units
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VDD
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Supply Voltage Range
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1.8
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3
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3.6
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V
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Ta
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OperatingTemperature Range
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-40
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85
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℃
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Current consumption
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||||||
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Irx
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current in rx mode
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18.5
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mA
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Itx
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Current in tx mode
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@20dBm
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85
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mA
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Istandby
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Current in standby mode
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Register values retained, Oscillator OFF
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< 1
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uA
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RF parameters
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||||||
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Ftx
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Frequency Range
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@315MHZ
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285
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315
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335
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MHZ
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@433MHZ
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403
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433
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463
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MHZ
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||
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@470MHZ
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470
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490
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510
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MHZ
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||
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@868MHZ
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838
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868
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898
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MHZ
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||
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@915MHZ
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895
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915
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935
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MHZ
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DRfsk
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Data Rate
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FSK
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0.123
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256
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Kbps
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Ptx
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Output power
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+1
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+20
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dBm
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Prx
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Rx Sensitivity
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@data=1.2kbps,
Fdev=20kHZ
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-121
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dBm
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