User's Manual

AI7681H
MT7681
802.11b/g/n IOT Module
D
901-06201
May 19
th
, 2015
7of 17
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2-4-3. RF Characteristics for 802.11n (2.4GHz)
802.11n_HT20 Transmit (Conductive)
Item Condition Min. Typ. Max. Unit
Frequency range Channel 1 Channel 13
Tx Power Level OFDM 12 14 16 dBm
Frequency Tolerance -10 0 10 ppm
Modulation Accuracy All Data Rate -28 -30 dB
802.11n_HT40 Transmit (Conductive)
Item Condition Min. Typ. Max. Unit
Frequency range Channel 3 Channel 11
Tx Power Level OFDM 12 14 16 dBm
Frequency Tolerance -10 0 10 ppm
Modulation Accuracy All Data Rate -28 -30 dB
802.11n_HT20 Receiver (Conductive)
Item Condition Min. Typ. Max. Unit
Frequency Range Channel 1 Channel 13
Min. Input MCS7 PER<10% -71 dBm
Max. Input Level PER<10% -3.0 dBm
802.11n_HT40 Receiver (Conductive)
Item Condition Min. Typ. Max. Unit
Frequency range Channel 3 Channel 11
Min. Input MCS7 PER<10% -68 dBm
Max. Input Level PER<10% -3.0 dBm
2-5. WLAN Current Consumption
Description
Performance
Typ. Unit
Sleep Mode 1.1 mA
RX Active, HT40, MCS7 151 mA
RX Power Saving, DTIM=1 15 mA
RX Listen 6 mA
TX HT40, MCS7 @ +15dBm 210 mA
TX CCK, 11Mbps @ +19dBm 242 mA
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