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5
RF Specifications
5.1. Cellular Network
5.1.1. Antenna Interface & Frequency Bands
Table 32: Pin Definition of Cellular Network Interface
Pin Name
ANT_MAIN
ANT_DRX
⚫
NOTE
Only passive antennas are supported.
Table 33: Operating Frequency of SC690A-NA
Operating Frequency
LTE-FDD B2
LTE-FDD B4
LTE-FDD B5
LTE-FDD B7
LTE-FDD B12
LTE-FDD B13
LTE-FDD B14
SC690A_Series_Hardware_Design
Pin No.
I/O
19
AIO
149
AI
Receive (MHz)
1930–1990
2110–2155
869–894
2620–2690
729–746
746–756
758–768
Description
Main antenna interface
Diversity antenna interface
Smart Module Series
Comment
50 Ω impedance
50 Ω impedance
Transmit (MHz)
1850–1910
1710–1755
824–849
2500–2570
699–716
777–787
788–798
75 / 105
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