Product Info

Automotive Module Series
AG35 Hardware Design
AG35_Hardware_Design 78 / 129
5 Antenna Interfaces
AG35 includes a main antenna interface, an Rx-diversity antenna interface which is used to resist the fall
of signals caused by high speed movement and multipath effect, and a GNSS antenna interface. The
antenna ports have an impedance of 50Ω.
5.1. Main/Rx-diversity Antenna Interface
5.1.1. Pin Definition
The pin definition of main antenna and Rx-diversity antenna interfaces are shown below.
Table 37: Pin Definition of RF Antenna Interfaces
Pin Name
Pin No.
I/O
Description
Comment
ANT_MAIN
107
IO
Main antenna interface
50Ω impedance
ANT_DIV
127
AI
Receive diversity antenna interface
50Ω impedance
5.1.2. Operating Frequency
Table 38: AG35-CE Operating Frequencies
3GPP Band
Transmit
Receive
Unit
EGSM900
880~915
925~960
MHz
DCS1800
1710~1785
1805~1880
MHz
WCDMA B1
1920~1980
2110~2170
MHz
WCDMA B8
880~915
925~960
MHz
EVDO/CDMA BC0
1)
824~849
869~894
MHz
TD-SCDMA B34
2010~2025
2010~2025
MHz