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Wi-Fi&Bluetooth Module Series

AF20_Hardware_Design

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Table Index

Table 1: Special Mark ......................................................................................................................................... 10

Table 2: Key Features .........................................................................................................................................11

Table 3: I/O Parameters Definition ..................................................................................................................... 16

Table 4: Pin Description ......................................................................................................................................16

Table 5: Power Supply Pins and GND Pins ....................................................................................................... 19

Table 6: Pin Definition of WLAN_EN .................................................................................................................. 21

Table 7: Pin Definition of SDIO Interface ............................................................................................................22

Table 8: Pin Definition of BT_EN ........................................................................................................................ 24

Table 9: Pin Definition of PCM Interface .............................................................................................................24

Table 10: Pin Definition of Bluetooth UART Interface ........................................................................................ 25

Table 11: Pin Definition of Coexistence UART ................................................................................................... 26

Table 12: Pin Definition of 32KHZ_IN .................................................................................................................27

Table 13: Pin Definition of the RF Antenna Interface ......................................................................................... 27

Table 14: Operating Frequency of the Module ................................................................................................... 27

Table 15: Antenna Requirements ....................................................................................................................... 30

Table 16: Absolute Maximum Ratings ................................................................................................................ 33

Table 17: Recommended Operating Conditions ................................................................................................ 33

Table 18: Digital I/O Characteristics ................................................................................................................... 33

Table 19: Wi-Fi Power Consumption of the Module (1.8 V and 3.3 V Power Supply) ....................................... 34

Table 20: Conducted RF Output Power at 2.4 GHz ........................................................................................... 35

Table 21: Conducted RF Output Power at 5 GHz .............................................................................................. 35

Table 22: Conducted RF Receiving Sensitivity at 2.4 GHz ................................................................................ 36

Table 23: Conducted RF Receiving Sensitivity at 5 GHz ................................................................................... 36

Table 24: ESD Characteristics (Temperature: 25 °C, Humidity: 45 %; Unit: kV) ............................................... 37

Table 25: Recommended Thermal Profile Parameters ...................................................................................... 44

Table 26: Carrier Tape Dimension Table (Unit: mm) .......................................................................................... 45

Table 27: Plastic Reel Dimension Table (Unit: mm) ........................................................................................... 46

Table 28: Related Documents ............................................................................................................................ 48

Table 29: Terms and Abbreviations .................................................................................................................... 48

Brand	Quectel
Model	AF20
Category	GSM/GPRS Modules
Language	English

Quectel AF20 User Manual

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Quectel AF20 Specifications

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