Specifications

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M7668BU4
IEEE 802.11a/b/g/n/ac 2T2R USB WIFI Module&BT2.1+EDR/4.2/5.0
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5.0
3.6.3 LE Specification
Items Contents
Host Interface USB
Antenna Reference Small antennas with 0~2 dBi peak gain
Channel CH0 to CH39
Min. Typ. Max. Unit
TX Characteristics
1. Output power at NOC
4 dBm
2. Modulation Characteristics
1)Delta f1(Avg)
225 275 kHz
2)Delta f2max(For at least 99.9% of all
Delta f2max)
185 kHz
3)Delta f2/ Delta f1
0.8 0.94 Hz/Hz
3. Carrier frequency offset and drift
1) Frequency Offset
-150 150 kHz
2) Frequency Drift
-50 50 kHz
3) Max Drift Rate -20 20 Hz/us
4.In-band Spurious Emissions
1)+/-2M offset
20 dBm
2)>+/-3MHz offset
30 dBm
RX Characteristics
1. Receiver Sensitivity (BER<30.8%)
-95 dBm
2. Maximum usable signal (BER<30.8%) -5 dBm
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