SC20-A_Manual_R1.0 Confidential / Released 17 / 49
5
GNSS
5.1. GNSS Performance
Table 5: GNSS Performance
Parameter
Description
Typ.
Unit
Sensitivity (GNSS)
Cold start
-146
dBm
Reacquisition
-158
dBm
Tracking
-160
dBm
TTFF (GNSS)
Cold start
32
s
Warm start
30
s
Hot start
2
s
Static Drift (GNSS)
CEP-50
6
m
SC20 module integrates a Qualcomm IZat™ GNSS engine (GEN 8C) which supports multiple positioning
and navigation systems including GPS, GLONASS and BeiDou. With an embedded LNA, the module
provides greatly improved positioning accuracy.
The following table lists the GNSS performance of SC20 module in conduction mode.