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DATASHEET
WG225 is a dual-band WiFi Bluetooth combination module. It supports 1 x 1 802.11 a/b/g/n/ac WLAN standard and BT 4.2 + HS. It enables seamless integration of WLAN/BT and low power technologies.
The WG225 wireless module only needs an external 3.3V power supply. The module is based on the microcontroller RTL8821. It supports low-power SDIO 3.0 interface and UART/PCM interface.
Product Features：
Wi-Fi
◆ 802.11 a/b/g/n/ac, up to 433.3 Mbps data rate.◆ 1T1R WLAN for 5 GHz 802.11ac, or 2.4 GHz/5 GHz 802.11n WLAN applications.
◆ SDIO 3.0 int
Bluetooth
◆ Compliant with Bluetooth v2.1 + EDR
◆ Support Bluetooth 4.2 features
◆ Class-1, class-2 and class-3 transmitter without external power amplifier
◆ Enhanced power control
◆ Integrated internal Class 1,Class 2,and Class 3 PAs
◆ Support BT-WLAN coexistence
◆ RoHS compliance (Lead-free)
TechnicalHardware Model WG225 Antenna Style PCB Pin Chip RTL8821 Voltage 3.3V+/-5% Size (L × W × H) 12.0mm*12.0mm*1.8mm Wireless Wireless standard IEEE 802.11a/b/g/n/ac Frequency 2.412GHz--2.484GHz & 5.180GHz --5.825GHz Data rate IEEE 802.11b : 1,2,5.5,11Mbps IEEE 802.11g : 6,9,12,18,24,36,48,54Mbps IEEE 802.11n : MCS0--MCS7 @ HT20 /2.4GHz band MCS0--MCS7 @ HT40 /2.4GHz band MCS0--MCS9 @ HT40 /5GHz band IEEE 802.11ac : MCS0--MCS9 @ VHT80 /5GHz band Receiving sensitivity VHT80 MCS9 : -53dBm@10% PER(MCS9) /5GHz band HT40 MCS9 : -60dBm@10% PER(MCS9) /5GHz band HT40 MCS7 : -65dBm@10% PER(MCS7) /2.4GHz band HT20 MCS7 : -66dBm@10% PER(MCS7) /2.4GHz band 54M: -71dBm@10% PER 11M: -83dBm@ 8% PER Modulation technology DSSS (DBPSK, DQPSK, CCK) OFDM (BPSK, QPSK, 16-QAM, 64-QAM, 125-QAM, 256-QAM) Encryption WPA/WPA2, WEP, TKIP and AES, WPS2.0, WAPI Transmission power IEEE 802.11ac: 11dBm @HT80 MCS9 /5GHz band IEEE 802.11ac: 13dBm @HT80 MCS0 /5GHz band IEEE 802.11n: 12dBm @HT20/40 MCS7 /5GHz band IEEE 802.11n: 14dBm @HT20/40 MCS0 /5GHz band IEEE 802.11n: 14dBm @HT20/40 MCS7 /2.4GHz band IEEE 802.11g: 16dBm @54MHz IEEE 802.11b: 18dBm @11MHz Others Certificate RoHS Environment Storage Temperature: -40℃~135℃ Operating Humidity: 10%~90% non-condensing Storage Humidity: 5%~90% non-condensing Application◆ SDIO 2.4GHz/5GHz 802.11n WIFI
◆ SDIO 5GHz 802.11ac WIFI
◆ SDIO WIFI+ UART BT 2.1/4.