Multi-mode and Multi-frequency Satellite Positioning Chip GK9701

Product Features

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Product parameters
Function	Support Beidou/GPS/GLONASS/GALILEO/IRNSS/QZSS/SBAS Multi-system joint positioning and single system independent positioning With 144 channels, supports all visible satellites to improve accuracy and stability of positioning and timing Support L1+L2 or L1+L5 dual-frequency joint positioning and anti-interference Support D-GNSS Support A-GNSS Support ephemeris prediction Support DR integrated navigation applications Support PPS output with PPS accuracy < 5ns Built-in anti-spoofing algorithm to enhance system security Built-in Receiver autonomous integrity monitoring (RAIM) technology Support HD positioning with real-time RTK positioning accuracy of 2cm
Peripheral interfaces	UART/SPI/GPIO/I2C
Physical specification	LGA package: size 5.0 mm x 5.0 mm, 40 pin, 0.4mm pitch

Item	Index	Typical value	Unit
Positioning time	Cold boot	25	s
	Warm boot	<1	s
	Recapture	<1	s
	A-GNSS	<10	s
Sensitivity	Cold boot	-148	dBm
	Warm boot	-162	dBm
	Recapture	-164	dBm
	Tracking	-166	dBm
Accuracy	Horizontal positioning accuracy	0.8	m
	Altitude positioning accuracy	1.5	m
	RTK positioning accuracy	2	cm
	Speed accuracy	0.1	m/s
Power consumption	Timing accuracy	5	ns
Power consumption	Tracking mode	45	mA

*Parameters are for reference only

Main Applications

●High precisdion of positioning,navigation and aided driving

●High precisdion of timing for electricpower industry, base station, etc.

●Applications in industries such assafety monitoring, measurement and mapping, precision agriculture, etc.

●Equipments in industries which requirenavigation/positioning/timing

●Unmanned aerial vehicle/drone

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