Specifications

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BL
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M7668BU4
IEEE 802.11a/b/g/n/ac 2T2R USB WIFI Module&BT2.1+EDR/4.2/5.0
➢ Current consumption
• 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
154
5GHz RX active，VHT80，MCS9，Nss=2
242
5GHz TX VHT80，MCS9，Nss=2 @ 15dBm
678
5GHz TX VHT80，MCS0，Nss=2 @ 16.5dBm
713
• 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%
➢ Software Requirements
The driver supports the following operating systems: Linux, Microsoft Windows XP, Vista and Win7.
Mfg. software tool is MT7668BUN_QA_Tool.
➢ Key component List
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