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FIBOCOM NL668-LA Series Hardware Guide
Page 44 of 61
7 RF Interface
NL668-LA series module has ANT_MAIN, ANT_DIV and ANT_ GNSS(LA-01 / LA-31 without GNSS)
antenna interfaces, its pin definition is shown as table 7-1:
Table 7-1 RF Interface
Pin Name
I/O
Pin No.
Description
ANT_DIV
I
35
Diversity antenna
ANT_GNSS
I
47
GPS antenna
ANT_MAIN
IO
49
Main antenna
7.1 Operating Bands
Table 7-2 Operating bands
Operating Band
Description
Mode
Tx (MHz)
Rx (MHz)
Band 1
IMT 2100MHz
LTE FDD/WCDMA
1920 - 1980
2110 - 2170
Band 2
IMT 1900
LTE FDD/WCDMA/GSM
1850-1910
1930-1990
Band 3
DCS 1800MHz
LTE FDD/WCDMA/GSM
1710 - 1785
1805 - 1880
Band 4
IMT 2100
LTE FDD/WCDMA
1710-1755
2110-2155
Band 5
CLR 850MHz
LTE FDD/WCDMA/GSM
824 - 849
869 - 894
Band 7
IMT 2600
LTE FDD
2500-2570
2620-2690
Band 8
E-GSM 900MHz
LTE FDD/WCDMA/GSM
880 - 915
925 - 960
Band 20
EUDD 800MHz
LTE FDD
832 - 862
791 - 821
Band 28
IMT 700
LTE FDD
703-748
758-803
7.2 Output Power
The Output power of NL668-LA series module show as follows:
Table 7-3 Output power
Mode
Band
Tx Power (dBm)
Note
WCDMA
Band1
23.5±2
Band2
23.5±2
Band5
23.5±2
Band8
23.5±2