Product Specs

Revision History
Date
Document
Revision
Product
Revision
Description
2019/02/27
0.1
V0.1
Preliminary release
2019/07/11
1.0
V1.0
Final release
2020/04/24
1.1
V1.0
Update 2ant related data
1. Introduction
1.1 General Description
BL-M8822CS1 is a highly integrated module that was built in a 2*2 dual-band wireless LAN radio and
Bluetooth radio. It combines a WLAN MAC, a 2T2R capable WLAN baseband, and RF in a single chip. It
supports IEEE 802.11a/b/g/n/ac standard and provides the highest PHY rate up to 867Mbps, offering
feature-rich wireless connectivity and reliable throughput from an extended distance. It includes Bluetooth
2.1/3.0/4.1/v4.2 LE.
Figure 1-Top View Figure 2-Bottom View
Note: The above pictures are for reference only
1.2 Features
⚫ Operating Frequencies: 2.4~2.4835GHz or 5.15~5.85GHz
⚫ Host Interface is SDIO (SDIO 1.1/2.0/3.0) and UART for BT
⚫ IEEE Standards: IEEE 802.11a/b/g/n/ac
⚫ Wireless data rate can reach up to 867Mbps
⚫ Connect to external antenna through the half hole
⚫ Power Supply: VBAT 3.3V±0.3V, main power supply; VDIO 3.3±0.3V or 1.8±0.2V, the SDIO,
UART and PCM signal level range from 1.8V~3.3V.