MEDIATEK MT7921K - General Information & Integration Instructions; General Description of MT7921 K

MT7921K
Install User Guideline: Part-I
Confidential B
MediaTek Confidential
© 2020 MediaTek Inc.
Page 11 of 17
This document contains information that is proprietary to MediaTek Inc.
Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited.
3 General'Information'&'Integration'Instructions'
3.1 General'Description'of'MT7921K'
Product
2TX 11ax (WiFi6E) + BT/BLE Combo Card
Brand
MediaTek
Model
MT7921K
Power Supply Rating
3.3Vdc from host equipment
Modulation Type
GFSK, π/4-DQPSK, 8DPSK for FHSS
CCK, DQPSK, DBPSK for DSSS
64QAM, 16QAM, QPSK, BPSK for OFDM
256QAM for OFDM in 11ac mode and VHT20/40 in 2.4GHz
1024QAM for OFDMA in 11ax HE mode
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
802.11a/g: up to 54 Mbps
802.11n: up to 300 Mbps
802.11ac: up to 866.7 Mbps
802.11ax: up to 1201.0 Mbps
Operating Frequency
BT EDR: 2402MHz ~ 2480MHz
BT LE 1M: 2402MHz ~ 2480MHz
BT LE 2M: 2404MHz ~ 2478MHz
2.4GHz: 2.412 ~ 2.472GHz
5GHz: 5.18~5.32GHz, 5.50~5.72GHz, 5.745 ~ 5.825GHz
6GHz: 5.955 ~ 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:
802.11a, 802.11n (HT20), 802.11ac (VHT20), 802.11ax (HE20): 25
802.11n (HT40), 802.11ac (VHT40), 802.11ax (HE40): 12
802.11ac (VHT80), 802.11ax (HE80): 6
6GHz:
802.11ax (HE20): 59
802.11ax (HE40): 29
802.11ax (HE80): 14