BDS / GPS dual mode timing module for power telecom timing applications
The low-power GNSS SoC chip, which is fully independent intellectual property rights, is a fully-built BDS / GPS timing module on the market. With timing accuracy, high reliability and reliability, it is suitable for satellite scale application.
Product advantages:
Precision timing, 1PPS accuracy is better than 20ns
Support single-star timing mode, even if only one visible satellite can maintain a reliable timing
Supports timing data protocol, instruction control
Compact design, small size
Compatible with mainstream GPS timing modules to save replacement costs
SMD surface mount package for easy production
Technical indicators:
Performance:
Channel based on 64 channels HumbirdTM chip sensitivity BDS GPS
Frequency BDS B1 Tracking -160dBm -160dBm
GPS L1 capture -145dBm -147dBm
Positioning mode Single system independent positioning Positioning accuracy 1 2.5m CEP (dual system level)
Multi - system joint positioning
2.0m CEP (SBAS level) *
First time (TTFF) Cold start: 30s Speed accuracy 1 (RMS) GNSS / GPS: 0.1m / s
Hot start: 1s
BDS: 0.2 m / s
Re-capture: <1s 1PPS 20ns
Data update rate 1Hz
Physical characteristics:
Size 17 × 22.4 × 2.4mm
Package 28 pin, SMD surface mount
Operating temperature -40 ° C to + 85 ° C
Storage temperature -45 ° C to + 90 ° C
Electrical indicators:
Voltage 2.7V ~ 3.6V DC
LNA feeds 2.7V to 3.3V, <100mA
Power consumption 2 120mW
Function interface:
Data interface
1 x UART
1 x 1PPS output
Data Interface NMEA 0183 (compatible with Big Dipper)
Unicore
Functional characteristics:
Active antenna, passive antenna, single-star timing mode
Note: Note * part of the optional configuration 1 typical, <30m / s open sky 2open sky, continuous tracking
Application areas:
Telecom base station timing, power timing, LAN time synchronization
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