Datasheet

ZED-F9T-Data sheet
1 Functional description
1.1 Overview
The ZED-F9T is a multi-band GNSS module offering 5 ns (1-sigma) timing accuracy with
unparalleled low power consumption.
The ZED-F9T incorporates the u-blox F9 multi-band platform in a small surface-mount device with
a form factor of 22 x 17 mm.
1.2 Performance
Parameter Specification
Receiver type Multi-band GNSS receiver for timing applications
Accuracy of time pulse signal
1
Absolute timing mode
Differential timing mode
2
5 ns
2.5 ns
Frequency of time pulse signal
0.25 Hz to 25 MHz
(configurable)
Time pulse jitter ±4 ns
Time-mark resolution 8 ns
Operational limits
3
Dynamics
Altitude
Velocity
≤ 4 g
80,000 m
500 m/s
Velocity accuracy
4
0.05 m/s
Dynamic heading accuracy
4
0.3 deg
GNSS GPS+GLO+GAL+BDS GPS+GLO+GAL GPS+GAL GPS+GLO GPS+BDS GPS
Acquisition
5
Cold start
Hot start
Aided start
6
24 s
2 s
2 s
25 s
2 s
2 s
29 s
2 s
2 s
26 s
2 s
2 s
28 s
2 s
2 s
29 s
2 s
2 s
Nav. update
rate
7
8 Hz 10 Hz 15 Hz 15 Hz 15 Hz 20 Hz
Table 1: ZED-F9T performance in different GNSS modes
GNSS GPS+GLO+GAL+BDS GPS+GLO+GAL GPS+GAL GPS+GLO GPS+BDS GPS
Horizontal
pos. accuracy
Standalone
8
2.0 m CEP 2.0 m CEP 2.0 m CEP 2.0 m CEP 2.0 m CEP 2.0 m CEP
Table 2: ZED-F9T position accuracy in different GNSS modes
1
1-sigma, fixed position mode, depends on temperature, atmospheric conditions, baseline length, GNSS antenna,
multipath conditions, satellite visibility and geometry
2
Demonstrated with 20 km baseline
3
Assuming Airborne 4 g platform
4
50% at 30 m/s for dynamic operation
5
Commanded starts. All satellites at -130 dBm. Measured at room temperature.
6
Dependent on the speed and latency of the aiding data connection, commanded starts
7
In PVT navigation mode
8
Depends on atmospheric conditions, GNSS antenna, multipath conditions, satellite visibility, and geometry
UBX-18053713 - R06
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1 Functional description Page 4 of 23
C1-Public Early production information