Data Sheet

Part number:WG7837-V1
Model name :WG7837-V0
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Copyright © JORJIN TECHNOLOGIES INC. 2021 20
http://www.jorjin.com.tw
CONFIDENTIAL
Bluetooth Transmitter, BR
Parameter MIN TYP MAX Units
BR RF output power
(1)
VBAT ≥ 3V 11.7
dBm
VBAT < 3V 7.2
BR Gain Control Range 30.0
dB
BR Power Control Step 5.0
BR Adjacent Channel Power |M-N| = 2 -43.0
dBm
BR Adjacent Channel Power |M-N| > 2 -48.0
(1) Values reflect maximum power. Reduced power is available using a vendor-specific (VS) command.
Bluetooth Transmitter, EDR
Parameter
MIN TYP MAX Units
EDR output power
(1)
VBAT ≥ 3V 7.2
dBm
VBAT < 3V 5.2
EDR Gain Control Range 30 dB
EDR Power Control Step 5 dB
EDR Adjacent Channel Power |M-N| = 1 -36 dBc
EDR Adjacent Channel Power |M-N| = 2 -30
dBm
EDR Adjacent Channel Power |M-N| > 2 -42
(1) Values reflect maximum power. Reduced power is available using a vendor-specific (VS) command.
Bluetooth Modulation, BR
Parameter Condition
(1)
Performances
Units
MIN TYP MAX
BR -20dB Bandwidth 925 995 kHz
BR modulation
characteristics
∆f1avg
Mod data = 4-ones, 4-
zeros: 111100001111...
145 160 170 kHz
∆f2max ≥ limit for
at least 99.9% of all
Δf2max
Mod data = 1010101... 120 130 kHz
∆f2avg / ∆f1avg 85 88 %
BR carrier frequency
drift
One slot packet -25 25 kHz
Three and five slot packet -35 35 kHz