Product Info

Smart LTE Module Series
SC650T Hardware Design
SC650T_Hardware_Design 87 / 131
6 Antenna Interfaces
SC650T provides four antenna interfaces for main antenna, Rx-diversity/MIMO antenna, GNSS antenna,
and Wi-Fi/BT antenna, respectively. The antenna ports have an impedance of 50Ω.
6.1. Main/Rx-diversity Antenna Interfaces
The pin definition of main/Rx-diversity antenna interfaces is shown below.
Table 33: Pin Definition of Main/Rx-diversity Antenna Interfaces
Pin Name
Pin No.
I/O
Description
Comment
ANT_MAIN
19
IO
Main antenna interface
50Ω impedance
ANT_DRX
149
AI
Diversity and MIMO
antenna interface
50Ω impedance
The operating frequencies of SC650T module are listed in the following table.
Table 34: SC650T-NA Module Operating Frequencies
3GPP Band
Receive
Transmit
Unit
LTE-FDD B2
1930~1990
1850~1910
MHz
LTE-FDD B4
2110~2155
1710~1755
MHz
LTE-FDD B5
869~894
824~849
MHz
LTE-FDD B7
2620~2690
2500~2570
MHz
LTE-FDD B12
729~746
699~716
MHz
LTE-FDD B13
746~756
777~787
MHz
LTE-FDD B14
758~768
788~798
MHz