User Guide

MT7922A22M
© 2021 MediaTek Inc.
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1 General Information & Integration Instructions
1.1 General Description of MT7922A22M
Product
2TX 11ax (WiFi6E) BW160 + BT/BLE Combo Card
Brand
MediaTek
Model
MT7922A22M
Power Supply Rating
3.3Vdc from host equipment
Modulation Type
GFSK, π/4-DQPSK, 8DPSK for FHSS
CCK, DQPSK, DBPSK for DSSS
256QAM, 64QAM, 16QAM, BPSK, QPSK for OFDM
1024QAM, 256QAM, 64QAM, 16QAM, QPSK, BPSK for OFDM
Modulation Technology
BT EDR: FHSS
BT LE: GFSK
WLAN: DSSS, OFDM, OFDMA
Transfer Rate
BT EDR: up to 3 Mbps
BT LE: up to 2 Mbps
802.11b: up to 11 Mbps
802.11g: up to 54 Mbps
802.11n: up to 300 Mbps
VHT20/40: up to 400 Mbps
802.11ax: up to 573.5 Mbps
802.11a: up to 54/48/36/24/18/12/9/6 Mbps
802.11n: up to 300 Mbps
802.11ac: up to 1733.3 Mbps
802.11ax: up to 2401.9 Mbps
Operating Frequency
BT EDR: 2402MHz ~ 2480MHz
BT LE: 2402MHz ~ 2480MHz
2.4GHz: 2.412 ~ 2.472GHz
5GHz: 5.18~5.32GHz, 5.50~5.72GHz, 5.745 ~ 5.825GHz
6GHz: 5.99~6.415GHz, 6.435~6.525GHz, 6.525~6.875GHz, 6.875~7.115GHz
Number of Channel
BT EDR: 79
BT LE: 40
2.4GHz:
802.11b, 802.11g, 802.11n (HT20), VHT20, 802.11ax (HE20): 13
802.11n (HT40), VHT40, 802.11ax (HE40): 9
5GHz:
5180~5320MHz
802.11a, 802.11n (HT20), 802.11ac (VHT20), 802.11ax (HE20): 8
802.11n (HT40), 802.11ac (VHT40), 802.11ax (HE40): 4
802.11ac (VHT80), 802.11ax (HE80): 2
802.11ac (VHT160), 802.11ax (HE160): 1
5500~5720MHz
802.11a, 802.11n (HT20), 802.11ac (VHT20), 802.11ax (HE20): 12
802.11n (HT40), 802.11ac (VHT40), 802.11ax (HE40): 6
802.11ac (VHT80), 802.11ax (HE80): 3
802.11ac (VHT160), 802.11ax (HE160): 1
5745~5825MHz
802.11a, 802.11n (HT20), 802.11ac (VHT20), 802.11ax (HE20): 5
802.11n (HT40), 802.11ac (VHT40), 802.11ax (HE40): 2
802.11ac (VHT80), 802.11ax (HE80): 1
6GHz:
802.11a/ax (HE20): 59
802.11ax (HE40): 29