Specifications

Module：EWN-8852BER3BB-HF
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Pin
Definition
Description
Power
Supply
Power level
5
GND
Ground
-
-
6
GND
Ground
-
-
7
GND
Ground
-
-
8
GND
Ground
-
-
9
RF_WL_S0
Wi-Fi Path S0 ANT I/O port
-
-
10
GND
Ground
-
-
11
GND
Ground
-
-
12
PERSTn
PCIE reset, active low
VDD_3.3V
DC 3.3V±0.3V
13
NC
No connect
-
-
14
NC
No connect
-
-
15
WL_DIS_N
Shut down the WLAN when is pulled low
VDDIO
Depend On VDDIO
16
WAKEn
Used to reactivate the PCIE slot's main
power rails and reference
VDD_3.3V
DC 3.3V±0.3V
17
GPIO6
General Purpose Input/Output Pin
VDDIO
Depend On VDDIO
18
GPIO12
General Purpose Input/Output Pin
VDDIO
Depend On VDDIO
19
PCM_OUT
PCM data output
VDDIO
Depend On VDDIO
20
PCM_IN
PCM data input
VDDIO
Depend On VDDIO
21
PCM_SYNC
PCM SYNC signal
VDDIO
Depend On VDDIO
22
PCM_CLK
PCM clock
VDDIO
Depend On VDDIO
23
GND
Ground
-
-
24
NC
No connect
-
-
25
NC
No connect
-
-
26
NC
No connect
-
-
27
GND
Ground
-
-
28
NC
No connect
-
-
29
NC
No connect
-
-
30
GND
Ground
-
-
31
NC
No connect
-
-
32
GND
Ground
-
-
33
REFCLK-
PCIE difference Reference clock -
(100MHz±300ppm)
-
-
34
VDDIO
I/O voltage supply input (1.8V typ.)
VDDIO
1.8V or 3.3V
35
REFCLK+
PCIE difference Reference clock +
-
-