AMPAK WSDB-750GN_A Wi-Fi 802.11b/g/n+MCU Module User’s Manual Date Revision Content Version 2016/6/30 -Preliminary 0.0 AMPAK Technology Inc. Information www.ampak.com.
1. Introduction AMPAK Technology likes to announce a low-cost and low-power consumption module which has Wi-Fi 802.11b/g/n functionalities. The highly integrated WSDB-750GN module makes the possibilities of web browsing, all types of battery powered device. With seamless roaming capabilities and advanced security, WSDB-750GN can also interact with different vendors’ 802.11b/g/n Access Points in the wireless LAN. The wireless module complies with IEEE 802.
2.General Specification 2.1 General Specification Model Name WSDB-750GN_A Product Description Wi-Fi 802.11b/g/n + MCU Module Dimension 16 mm x 32 mm x 3.1mm 0.5mm Module Interface SPI/JTAG/UART/USB/I2C/I2S Operating temperature -20°C to 70°C Storage temperature -40°C to 85°C Humidity Operating Humidity 10% to 95% Non-Condensing 2.2 Voltages 2.2.1 Absolute Maximum Ratings Symbol Description Min. Max. VDD_3V3 Power supply for SIP Module -0.4 3.7 Unit V 2.2.
3.WiFi RF Specification 3.1 RF Specification Conditions : VDD=3.3V ; Temp:25°C Feature Description WLAN Standard IEEE 802.11b/g/n, WiFi compliant. Not support 40MHz bandwidth. Frequency Range 2400 MHz ~ 2483.5 MHz (2.4 GHz ISM Band) Number of Channels 2.4GHz：Ch1 ~ Ch11 Modulation 802.11b : CCK, DQPSK, DBPSK 802.11 g/n : OFDM /64-QAM,16-QAM, QPSK, BPSK 802.11b /11Mbps : 15 dBm , typical @ EVM -9dB Output Power 802.11g /54Mbps : 13 dBm , typical @ EVM -25dB 802.
- 11Mbps PER @ -85 dBm, typical 802.11b : 1, 2, 5.5, 11Mbps Data Rate 802.11g : 6, 9, 12, 18, 24, 36, 48, 54Mbps Data Rate (20MHz ,Long GI,800ns) 802.11n: 6.5, 13, 19.5, 26, 39, 52, 58.5, 65Mbps Data Rate (20MHz ,short GI,400ns) 802.11n : 7.2, 14.4, 21.7, 28.9, 43.3, 57.8, 65,72.2Mbps Maximum Input Level Antenna Reference AMPAK Technology Inc. Information 802.11b : -10 dBm 802.11g/n : -20 dBm Internal Printed ANT :Small antennas with 0~2 dBi peak gain www.ampak.com.
4.Warning 4.1 Federal Communication Commission Interference Statement To assure continued FCC compliance: 1. Any changes or modifications not expressly approved by the grantee of this device could void the user's authority to operate the equipment. 2. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body.
5. Pin Assignment AMPAK Technology Inc. Information www.ampak.com.
No Name Type Description 1 NC I/O No function 2 PB2 I/O GPIO PIN 3 NC I/O No function 4 SPI1_MOSI/PA7 I/O SPI_MOSI 5 NC I/O No function 6 SPI1_SCK/PB3 I/O SPI_SCK 7 SPI1_MISO/PB4 I/O SPI_MISO 8 UART2_TX/PA2 I/O UART transmit output/Debug port 9 PA1 I/O GPIO PIN I MCU operating voltage input (power supply for RTC, external clock, 32 kHz oscillator and backup registers (through power switch) when VDD is not present.
29 PA10 I/O GPIO PIN 30 PB6 I/O GPIO PIN 31 PB8 I/O GPIO PIN 32 NC I/O No function 33 PB13 I/O GPIO PIN 34 PA5 I/O GPIO PIN 35 PA11 I/O GPIO PIN 36 PB1 I/O GPIO PIN 37 PB0 I/O GPIO PIN 38 PA4 I/O GPIO PIN 39 VDD_3V3 V Power supply input 40 VDD_3V3 V Power supply input 41 ANT O RF OUTPUT(option) AMPAK Technology Inc. Information www.ampak.com.
6.Dimensions 6.1 Physical Dimensions 1 40 Unit:mm AMPAK Technology Inc. Information www.ampak.com.
6.2 Mechanical details AMPAK Technology Inc. Information www.ampak.com.
