2. PERFORMANCE
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Only for training and service purposes
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LG-D821 Product SPEC
17
7) WLAN 802.11a transceiver specification
Item
Specification
Transmit Frequency
5170 ~ 5815 MHz (CH36 ~ 64, CH100 ~ 124, CH149 ~ 161)
Tx Power Level
≤ 2.5mW/MHz(CH36 ~ 48), ≤ 10mW/MHz(CH52 ~ 161)
Frequency Tolerance
within ±20 PPM
Chip clock Frequency
Tolerance
within ±20 PPM
Spectrum Mask
≤ -20 @ ±11MHz offset (9Mhz ~ 11MHz)
≤ -28 @ ±20MHz offset (11MHz ~ 20Mhz)
≤ -40 @ ±30MHz offset (20MHz ~ 30Mhz)
Transmitter constellation error
(rms EVM)
≤ -5dB@6Mbps, ≤ -8dB@9Mbps, ≤ -10dB@12Mbps,
≤ -13dB@18Mbps, ≤ -16dB@24Mbps, ≤ -19dB@36Mbps,
≤ -22dB@48Mbps, ≤ -25dB@54Mbps
Spurious Emissions
< -36 dBm @ 30 MHz to 47 MHz
< -54 dBm @ 47 MHz to 74 MHz
< -36 dBm @ 74 MHz to 87,5 MHz
< -54 dBm @ 87,5 MHz to 118 MHz
< -36 dBm @ 118 MHz to 174 MHz
< -54 dBm @ 174 MHz to 230 MHz
< -36 dBm @ 230 MHz to 470 MHz
< -54 dBm @ 470 MHz to 862 MHz
< -36 dBm @ 862 MHz to 1 GHz
< -30 dBm @ 1 GHz to 5.15 GHz
< -30 dBm @ 5.35 GHz to 5.47 GHz
< -30 dBm @ 5.725 GHz to 26.5 GHz
Rx Min input Sensitivity
PER ≤ 10%
-82dBm@6Mbps, -81dBm@9Mbps, -79dBm@12Mbps
-77dBm@18Mbps, -74dBm@24Mbps, -70dBm@36Mbps
-66dBm@48Mbps, -65dBm@54Mbps
Rx Max input Sensitivity
≥ -30dBm(6,9,12,18,24,36,48,54Mbps) @ PER ≤ 10%
7) WLAN 802.11a transceiver specification
