Data Sheet

Part number:WG7837-V1
Model name :WG7837-V0
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Copyright © JORJIN TECHNOLOGIES INC. 2021 19
http://www.jorjin.com.tw
CONFIDENTIAL
Bluetooth RF Performance
Bluetooth BR, EDR Receiver Characteristics—In-Band Signals
Parameter Condition MIN TYP MAX Units
BT BR, EDR operation frequency range 2402 2480 MHz
BT BR, EDR channel spacing 1 MHz
BT BR, EDR input impedance 50 Ω
BT BR, EDR sensitivity
(1)
Dirty TX on
BR, BER = 0.1% -92.2
dBm EDR2, BER = 0.01% -91.7
EDR3, BER = 0.01% -84.7
BT EDR BER floor at sensitivity + 10 dB,
dirty TX off (for 1,600,000 bits)
EDR2 1e-6
EDR3 1e-6
BT BR, EDR maximum useable input
power
BR, BER = 0.1% -5.0
dBm EDR2, BER = 0.1% -15.0
EDR3, BER = 0.1% -15.0
BT BR intermodulation Level of interferers For n = 3, 4, and 5 -36.0 -30.0 dBm
BT BR, EDR C/I performance
Numbers show wanted-signal to
interfering-signal ratio.
Smaller numbers indicate better C/I
performances
(Image frequency = -1MHz)
BR, Co-channel 10
dB
EDR, Co-channel
EDR2 12
EDR3 20
BR, adjacent ±1 MHz -3.0
EDR, adjacent ±1 MHz,
(image)
EDR2 -3.0
EDR3 2.0
BR, adjacent +2 MHz -33.0
EDR, adjacent +2 MHz
EDR2 -33.0
EDR3 -28.0
BR, adjacent -2 MHz -20.0
EDR, adjacent -2 MHz
EDR2 -20.0
EDR3 -13.0
BR, adjacent ≥Ι±3Ι MHz -42.0
EDR, adjacent ≥Ι±3Ι MHz
EDR2 -42.0
EDR3 -36.0
BT BR, EDR RF return loss -10.0 dB
(1) Sensitivity degradation up to -3dB may occur due to fast clock harmonics with dirty TX on.