Specifications

Module：EWN-8822CSS3AH

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Contents

1 General Specifications ------------------------------------------------- - 3 -

2 Features --------------------------------------------------------------- - 3 -

2.1 WLAN -------------------------------------------------------------------- - 3 -

2.2 Bluetooth ----------------------------------------------------------------- - 4 -

3 System Block Diagram ------------------------------------------------- - 4 -

4 PHY Specification ------------------------------------------------------ - 5 -

4.1 Wi-Fi Specification -------------------------------------------------------- - 5 -

4.2 BT Specification ----------------------------------------------------------- - 7 -

5 Other Specifications --------------------------------------------------- - 8 -

6 DC Characteristics ----------------------------------------------------- - 8 -

7 S11 Report ------------------------------------------------------------ - 9 -

8 Module configurations ----------------------------------------------- - 11 -

9 Pin Definition --------------------------------------------------------- - 12 -

10 Module Photos ---------------------------------------------------- - 15 -

11 Key material list ----------------------------------------------------- - 16 -

12 Package Information ------------------------------------------------ - 17 -

13 Reference design ---------------------------------------------------- - 18 -

13.1 Power supply requirement --------------------------------------------- - 18 -

13.2 SDIO Interface --------------------------------------------------------- - 19 -

13.3 RF circuit -------------------------------------------------------------- - 19 -

13.4 Motherboard interference avoidance ----------------------------------- - 21 -

13.4.1 Interface interference ------------------------------------------------------- - 21 -

13.4.2 The main chip interferes with DDR ------------------------------------------ - 22 -

13.5 Recommended secondary reflux temperature curve -------------------- - 23 -

14 Revision History ---------------------------------------------------- - 24 -