Quectel FC21 Hardware Design page 6

Wi-Fi&BT Module Series
FC21 Hardware Design
Table Index
Table 1: FC21 Module ............................................................................................................................. 7
Table 2: Key Features ............................................................................................................................. 9
Table 3: I/O Parameters Definition ......................................................................................................... 15
Table 4: Pin Description of FC21 Module ............................................................................................... 15
Table 5: Power Supply Pins and GND Pins ............................................................................................ 19
Table 6: Pin Definition of WAKE_ON_WIRELESS ................................................................................. 21
Table 7: Pin Definition of WLAN_EN ...................................................................................................... 21
Table 8: Pin Definition of SDIO Interface ................................................................................................ 22
Table 9: Pin Definition of BT_EN............................................................................................................ 23
Table 10: Pin Definition of BT_WAKE_HOST ......................................................................................... 24
Table 11: Pin Definition of PCM Interface ............................................................................................... 24
Table 12: Pin Definition of UART Interface ............................................................................................. 25
Table 13: Pin Definition of Coexistence Interface ................................................................................... 26
Table 14: Pin Definition of DBG_TXD Interface ...................................................................................... 27
Table 15: Pin Definition of 32KHz_IN Interface ...................................................................................... 27
Table 16: Pin Definition of RF Antenna Interface .................................................................................... 28
Table 17: Operating Frequency ............................................................................................................. 28
Table 18: Antenna Cable Requirements ................................................................................................. 31
Table 19: Antenna Requirements ........................................................................................................... 32
Table 20: Absolute Maximum Ratings .................................................................................................... 34
Table 21: Recommended Operating Conditions ..................................................................................... 35
Table 22: General DC Electrical Characteristics ..................................................................................... 35
Table 23: Wi-Fi Current Consumption .................................................................................................... 35
Table 24: BLE Current Consumption During Non-signaling .................................................................... 37
Table 25: Conducted RF Output Power at 2.4GHz ................................................................................. 37
Table 26: Conducted RF Output Power at 5GHz .................................................................................... 38
Table 27: Conducted RF Receiving Sensitivity at 2.4GHz ...................................................................... 38
Table 28: Conducted RF Receiving Sensitivity at 5GHz ......................................................................... 39
Table 29: BLE Transmitting and Receiving Performance........................................................................ 39
Table 30: Electrostatic Discharge Characteristics (25ºC, 45% Relative Humidity) .................................. 40
Table 31: Recommended Thermal Profile Parameters ........................................................................... 48
Table 32: Related Documents ................................................................................................................ 50
Table 33: Terms and Abbreviations ........................................................................................................ 50
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