Hardware Guide

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FIBOCOM L860-GL Series Hardware Guide Page 52 of 60
4.5 GNSS
L860 module supports GPS/GLONASS/BDS/Galileo and adopts RF Diversity and GNSS integrated
antenna.
Description
Condition
Test Result
Max
Typical
Current
GPS fixing
80mA @ -130dBm
65mA @ -130dBm
GPS tracking
80mA@ -130dBm
65mA@ -130dBm
GPS+GLONASS+
BDS fixing
80mA @ -130dBm
65mA @ -130dBm
GPS+GLONASS+
BDS tracking
80mA @ -130dBm
65mA @ -130dBm
GPS Sleep
3.5mA
2mA
GPS+GLONASS+
BDS Sleep
3.5mA
2mA
TTFF
GPS
Cold start
45s
35s / -130dBm
Warm start
45s
33s / -130dBm
Hot Start
3s
1s / -130dBm
GPS+GLONASS+BDS
Cold start
45s
35s /-130dBm
Warm start
45s
33s/-130dBm
Hot Start
3s
1s/-130dBm
Sensitivity
GPS
Tracking
-156dBm
-158dBm
Acquisition
-144dBm
-148dBm
GPS+GLONASS+BDS
Tracking
-156dBm
-158dBm
Acquisition
-144dBm
-148dBm
Note:
GNSS current is tested with RF disabled at 25°C temperature.
4.6 Antenna Design
The L860 module provides main and diversity antenna interfaces, and the antenna design requirements
are shown in the following table:
Fibocom
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