Quectel EG915U Series - 5 Antenna Interfaces; Main Antenna Interface; Pin Definition; Operating Frequency

LTE Standard Module Series
EG915U_Series_Hardware_Design 55 / 91
5 Antenna Interfaces
EG915U series module provides a main antenna interface, a Bluetooth/Wi-Fi Scan antenna interface. The
impedance of antenna ports is 50 Ω.
5.1. Main Antenna Interface
5.1.1. Pin Definition
Table 24: Pin Definition of RF Antennas
⚫
5.1.2. Operating Frequency
Table 25: Operating Frequency of EG915U-CN
Pin Name
Pin No.
I/O
Description
Comment
ANT_MAIN
60
AIO
Main antenna interface
50 Ω impedance.
ANT_BT/WIFI_SCAN
56
AIO
The shared interface for
Bluetooth and Wi-Fi Scan
Bluetooth and Wi-Fi
Scan cannot be used
simultaneously; Wi-Fi
Scan can only
receive but not
transmit.
50 Ω impedance.
If unused, keep it
open.
Only passive antennas are supported.
Operating Frequency
Transmit (MHz)
Receive (MHz)
NOTE