Smart Module Series
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Table 38: Wi-Fi/Bluetooth Frequency
A reference circuit design for Wi-Fi/Bluetooth antenna interface is shown as below. C1 and C2 are not
mounted by default and t
he resistor is 0 Ω.
ANT_WIFI/BT
R1 0
Ω
C1
Module
NM
C2
NM
Wi-Fi/
Bluetooth
antenna
Figure 30: Reference Circuit Design for Wi-Fi/Bluetooth Antenna
6.3. GNSS Antenna Interface
The following tables show the pin definition and frequency specification of GNSS antenna interface.
Table 39: Pin Definition of GNSS Antenna Interface
Type
Frequency
Unit
Wi-Fi (2.4 GHz)
2402
–2482
MHz
Wi-Fi (5 GHz)
5180
–5825
MHz
Bluetooth 5.0
2402
–2480
MHz
Pin Name
Pin No.
I/O
Description
Comment
ANT_GNSS
121
AI
GNSS antenna interface
50
Ω impedance