Quectel FC908A Hardware Design page 8

Wi-Fi&Bluetooth Module Series
Table Index
Table 1: Special Mark................................................................................................................................. 12
Table 2: Key Features ................................................................................................................................ 13
Table 3: I/O Parameters Definition ............................................................................................................. 18
Table 4: Pin Description ............................................................................................................................. 18
Table 5: Definition of Power Supply and GND Pins................................................................................... 20
Table 6: Definition of Buck Circuit Pins ...................................................................................................... 22
Table 7: Recommended Inductance Parameters ...................................................................................... 22
Table 8: Pin Definition of SDIO Interface ................................................................................................... 23
Table 9: Pin Definition of WLAN_EN ......................................................................................................... 25
Table 10: Pin Definition of WLAN_WAKE .................................................................................................. 25
Table 11: Pin setting description ................................................................................................................ 26
Table 12: Pin Definition of SDIO Interface ................................................................................................. 26
Table 13: Pin Definition of UART Interface ................................................................................................ 27
Table 14: Pin Definition of BT_EN ............................................................................................................. 28
Table 15: Pin Definition of BT_WAKEUP_HOST and HOST_WAKEUP_BT ............................................ 29
Table 16: Pin Definition of PCM Interface .................................................................................................. 29
Table 17: Pin Definition of WLAN_SLP_CLK Interface ............................................................................. 30
Table 18: WLAN_SLP_CLK parameter recommendation ......................................................................... 30
Table 19: XO parameter definition ............................................................................................................. 31
Table 20: Pin Definition of GPIO1/GPIO2 .................................................................................................. 31
Table 21: FC908A operating frequency ..................................................................................................... 32
Table 22: Pin Definition of RF Antenna Interfaces..................................................................................... 32
Table 23: Antenna Cable Requirements .................................................................................................... 35
Table 24: Antenna requirements ................................................................................................................ 35
Table 25: Absolute Maximum Ratings ....................................................................................................... 38
Table 26: Recommended Operating Conditions ........................................................................................ 38
Table 27: General DC Electrical Characteristics for 1.8 V Domain ........................................................... 39
Table 28: General DC Electrical Characteristics for 3.3 V Domain ........................................................... 39
Table 29: Current Consumption of the Module (Normal Operation) .......................................................... 39
Table 30: Conducted RF Output Power at 2.4 GHz Wi-Fi ......................................................................... 40
Table 31: Conducted RF Receiving Sensitivity at 2.4 GHz Wi-Fi .............................................................. 40
Table 32: Conducted RF Performance of Bluetooth .................................................................................. 41
Table 33: Electrostatic Discharge Characteristics (25 º C, 45 % Relative Humidity) ................................. 41
Table 34: Recommended Thermal Profile Parameters ............................................................................. 48
Table 35: Carrier Tape Dimension Table (Unit: mm) ................................................................................. 49
Table 36: Plastic Reel Dimension Table (Unit: mm) .................................................................................. 50
Table 37: Related Documents .................................................................................................................... 51
Table 38: Terms and Abbreviations ........................................................................................................... 51
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