User's Manual

WF-U21DS-
SSA1
IEEE 802.11a/b/g/n/ac 2T2R SDIO WIFI Module
&BT2.1+EDR/4.2/5.1
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3.2 IEEE 802.11b Section:
Items
Contents
Specification
IEEE802.11b
Mode
DBPSK, DQPSK and CCK and DSSS
Channel
CH1 to CH13
Data rate
1, 2, 5.5, 11Mbps
TX Characteristics
Min.
Typ.
Max.
Unit
Remark
1. Power Levels(Calibrated)
1) 17dBm Target (For Each antenna port)
@1Mbps~11Mbps
14 17 20 dBm
2. Spectrum Mask @ Target Power
1) fc +/-11MHz to +/-22MHz
-
-
-30
dBr
2) fc > +/-22MHz
-
-
-50
dBr
3. Constellation Error(EVM) @ Target Power
1) 1Mbps
-
-10
dB
2) 2Mbps
-
-10
dB
3) 5.5Mbps
-
-10
dB
4) 11Mbps
-
-20
-10
dB
4. Frequency Error
-10
-
10
ppm
RX Characteristics
Min.
Typ.
Max.
Unit
5. Minimum Input Level Sensitivity(each chain)
1) 1Mbps (FER

8%)
-
-76
dBm
2) 2Mbps (FER

8%)
-
-76
dBm
3) 5.5Mbps (FER

8%)
-
-76
dBm
4) 11Mbps (FER

8%)
-
-76
dBm
6. Maximum Input Level (FER

8%)
-10
-5
-
dBm