Specifications

WF-M38B-UWG1
IEEE 802.11a/b/g/n 2T2R USB WIFI Module&BT2.1+EDR/4.2/5.0
四川爱联科技股份有限公司
Sichuan AI-Link Technology Co.,Ltd. page 13 of 17
4. Current consumption
4.1 WLAN current consumption
Description
Average current（mA）
Sleep mode，radio off
1.5
2.4GHz RX power saving，DTIM=1
3.3
2.4GHz RX active，HT20，MCS15
144
2.4GHz TX CCK，11Mbps@21dBm
403
2.4GHz TX HT20，MCS15 @17.5dBm
496
2.4GHz TX HT20，MCS8 @18dBm
520
5GHz VHT80 RX listen，2RX
152
5GHz RX active，HT40，MCS15
191
5GHz TX HT40，MCS15 @ 15.5dBm
698
5GHz TX HT40，MCS0@ 16.5dBm,2TX
723
4.2 Bluetooth current consumption
Description
Average current（mA）
Sleep mode，radio off
1.5
Bluetooth TX@9dBm
42
Bluetooth RX
21
Bluetooth SCO connection，HV3 packets + sniff mode
+ scan（page scan interval=1.28sec，inquiry scan
interval=2.56s，sniff interval=500ms）
21
Bluetooth page scan + inquiry scan（（page scan
interval=1.28sec，inquiry scan interval=2.56s）
1.7
Bluetooth page scan（page scan interval=1.28sec）
1.6
Note：
1、 All result is measured provided VDD33 is 3.3V. Tx power is measured at
antenna port. Temperature is 25℃.
2、 Host interface is USB2.0
3、 Duty cycle for TX/RX measurement is 100%
4、 The chip variation is +/-15%