Your present location:WIFI MODULEWIFI+BT MODULE > 8223A-SR
  • Name: 8223A-SR
  • No.: t12
  • Main chip: QCA9377
  • Package size: 12.0*12.0mm LGA
  • Physical interface: SDIO3.0/Uart
  • Wireless standard: 802.11a/b/g/n/ac +BLE4.1
  • Frequency band: 2.4G/5.8G
  • Broadband: HT20/HT40/HT80
  • RF Chains: 1T1R
  • Transmission speed: 433Mbps
  • Working voltage: 3.3Vdc
  • Antenna connection method: External

Product introduction

Meet 802.11a/b/g/n/ac IEEE wireless standard

Support Bluetooth 4.1 and dual mode

Support 64/128 bit WEP data encryption 

Support WPA-PSK/WPA2-PSK, WPA/WPA2 security mechanism

Module is: Tablet / notebook Advertising machine /TV board OTT/IPTV/DVB/STB DV/ IPC/Mini driving recorder / doorbell Smart TV / intelligent projector Pico VR/AR terminal Wireless storage Printer /POS machine / electronic said Vehicle mounted front / rear terminal UAV / robot Intelligent Gateway Toys Lighting lamps / intelligent street lamps Smart home appliances / appliances Instrument and meter (water, electricity, gas) Smart city and other consumer electronic products

Hardware specification

Product model
  • 8223A-SR
Interface type
  • SDIO/Uart
Work channel
  • WIFI: 1-13(default Channel Plan WW13,other Channel Plan optional)11: (Ch. 1-11) – United States(North America)
    13: (Ch. 1-13) – Europe
    14: (Ch. 1-14) – Japan
  • BT: CH.0~78
Frequency range
  • 2.4G:2.4GHz-2.4835GHz
  • 5G :5.15GHz-5.825GHz
Modulation mode
Transmission speed
  • WiFi:
  • 802.11b: 1,2,5.5,,11Mbps
  • 802.11a: 6,9,12,18,24,36,48,54Mbps
  • 802.11g: 6,9,12,18,24,36,48,54Mbps
  • 802.11n: MCS0~MCS7,up to 150Mbps
  • 802.11ac: up to 433Mbps
  • BT:
  • 1 Mbps for Basic Rate
  • 2,3 Mbps for Enhanced Data Rate
Receiving sensitivity
  • 802.11b@8% PER
    802.11g@10% PER
    802.11n@10% PER
    802.11ac@10% PER
Working voltage
  • 3.3V
Working mode


  • Ad-hoc mode (Peer-to-Peer )
    Infrastructure mode
    Software AP
    WiFi Direct


  • Pico Net Scatter Net
Support operating system
  • Linux/Android 
Mode size
  • 12*12mm
Use environment
  • Working environment:-30℃~85℃
  • working humidity:10%~90%RH Non condensing
  • Storage temperature:-40℃~125℃
  • Storage humidity:5%~90%RH Non condensing

Product introduction