User's Manual

10
4.5.4 WLAN RF Specification- 802.11a
Items Contents
Specification IEEE 802.11a
Mode OFDM
Channel
5150MHz~5250MHz, 5250MHz~5350MHz,
5470MHz~5725MHz, 5725MHz~5845MHz
Data rate 6, 9, 12, 18, 24, 36, 48, 54Mbps
TX Characteristics Min. Typ. Max. Unit
1. Power Levels (per chain)
1) Target Power@6Mbps 13 14.5
d,e,f
16 dBm
2) Target Power@9Mbps 13
14.5
d,e,f
16 dBm
3) Target Power@12Mbps 13
14.5
d,e,f
16 dBm
4) Target Power@18Mbps 13
14.5
d,e,f
16 dBm
5) Target Power@24Mbps 13
14.5
d,e,f
16 dBm
6) Target Power@36Mbps 12 13.5
d
15 dBm
7) Target Power@48Mbps 11 12.5
d
14 dBm
8) Target Power@54Mbps 10 11.5 13 dBm
2. Spectrum Mask @ Target Power
1) at fc +/- 11MHz - - -20 dBr
2) at fc +/- 20MHz - - -28 dBr
3) at fc > +/-30MHz - - -40 dBr
3. Modulation Accuracy(EVM)@ Target Power
1) 6Mbps - - -5 dB
2) 9Mbps - - -8 dB
3) 12Mbps - - -10 dB
4) 18Mbps - - -13 dB
5) 24Mbps - - -16 dB
6) 36Mbps - - -19 dB
7) 48Mbps - - -22 dB
8) 54Mbps - - -25 dB
4. Frequency Error -10 - +10 ppm
5. Tx spurious emission - - -52 dBm
RX Characteristics Min. Typ. Max. Unit
6. Minimum Input Level Sensitivity
1) 6Mbps (PER <10%) - -90 -84 dBm
2) 9Mbps (PER < 10%) - -89 -83 dBm
3) 12Mbps (PER < 10%) - -87 -81 dBm
4) 18Mbps (PER < 10%) - -85 -79 dBm
5) 24Mbps (PER < 10%) - -82 -76 dBm
6) 36Mbps (PER < 10%) - -79 -73 dBm
7) 48Mbps (PER < 10%) - -75 -70 dBm
8) 54Mbps (PER < 10%) - -74 -69 dBm
7. Maximum Input Level (PER < 10%) -30 - - dBm
8. Rx spurious emission - - -58 dBm
d: 5180MHz~5240MHz, 6Mbps~48Mbps target power reduced to 12dBm for FCC power density limit.
e: 5700MHz, 6Mbps~24Mbps target power reduced to 13.5dBm for FCC bandedge limit.
f: 5180MHz, 6Mbps~24Mbps target power reduced to 12.5dBm for TELEC adjacent channel power limit
5200MHz~5320MHz, 6Mbps~24Mbps target power reduced to 14dBm for TELEC adjacent channel power limit.