Data Sheet

SAM-M8Q - Data Sheet
UBX-16012619 - R04 Production Information Functional description
Page 6 of 25
1.3 Performance
Parameter
Specification
Receiver type
72-channel u-blox M8 engine
GPS L1C/A, SBAS L1C/A, QZSS L1C/A, QZSS L1 SAIF, GLONASS L1OF, Galileo E1B/C
Accuracy of time pulse signal
RMS
99%
30 ns
60 ns
Frequency of time pulse signal
0.25 Hz…10 MHz
(configurable)
Operational limits
1
Dynamics
 4 g
Altitude
50,000 m
Velocity
500 m/s
Velocity accuracy
2
0.05m/s
Heading accuracy
2
0.3 degrees
GNSS
GPS & GLONASS
GPS
GLONASS
Galileo
Horizontal position accuracy
3
2.5 m
2.5 m
8.0 m
TBC
4
Max navigation update rate
5
10 Hz
18 Hz
18 Hz
18 Hz
Time-To-First-Fix
6
Cold start
26 s
29 s
30 s
TBC 4
Hot start
1 s
1 s
1 s
TBC 4
Aided starts
7
2 s
2 s
3 s
TBC 4
Sensitivity
8
Tracking & Navigation
–165 dBm
–164 dBm
–164 dBm
–157 dBm
Reacquisition
–158 dBm
–158 dBm
–154 dBm
–151 dBm
Cold start
–146 dBm
–146 dBm
–143 dBm
–136 dBm
Hot start
–155 dBm
–155 dBm
–154 dBm
–149 dBm
Table 1: SAM-M8Q (on 50 mm x 50 mm GND plane) performance in different GNSS modes (default: concurrent reception of GPS
and GLONASS incl. QZSS, SBAS)
1
Assuming Airborne < 4 g platform
2
50% @ 30 m/s
3
CEP, 50%, 24 hours static, good sky view
4
To be confirmed when Galileo reaches full operational capability
5
Rates with SBAS and QZSS enabled for > 98% fix report rate under typical conditions
6
Good sky view
7
Dependent on aiding data connection speed and latency
8
Demonstrated at the antenna feed point