Type: Stardard Precision GNSS Module
Model: JS-ARP28-2
Params: Receiver Type Dual-band (L1+L5) GNSS high-precision positioning module
Supported Constellations & Bands GPS: L1/L5; BDS: B1I/B1C/B2I/B2B/B2A; GLONASS: G1; Galileo: E1/E5; QZSS: L1/L5; IRNSS: L5; SBAS
Tracking Channels 200 tracking channels with dedicated search engine
Sensitivity Tracking & Navigation: -165dBm; Reacquisition: -159dBm; Warm Start: -159dBm; Cold Start: -148dBm
Time to First Fix Cold Start:28s; AGPS:1.5s; Warm Start:1s (all satellites ≥-130dBm)
Positioning Accuracy (CEP 50%) Single Point: Horizontal 1.0m, Vertical 2.0m (open sky, 24h static, >6SVs)
Time Accuracy PPS: <20ns RMS
Velocity Accuracy 0.1m/s CEP (50%@30m/s dynamic operation)
Operational Limits Dynamics ≤4g; Altitude 20000m; Velocity 500m/s
Baud Rate 9600-2M bps (Default:115200bps)
Max Update Rate 10Hz (Default:1Hz)
Supported Protocols NMEA 0183 (Input/Output, ASCII)
Antenna Type Built-in dual-band passive antennas: L5(25.0×25.0×2.0mm), L1(18.0×18.0×2.0mm)
Power Supply Voltage VCC:3.3V5.5V (Typical:5.0V); Backup:1.8V3.6V (Typical:3.3V)
Operating Current 18~28mA@3.3V (Typical:25mA@3.3V); Backup:14uA@3.3V
Digital IO Voltage 3.3V
Operating Temperature -40℃ ~ +85℃ (without farad capacitor)
Storage Temperature -40℃ ~ +85℃
Farad Capacitor Temperature -25℃ ~ +60℃ (warm start unavailable outside this range)
Humidity 95%
Mechanical Dimensions 28.0mm × 28.0mm × 8.0mm ±0.3mm
Weight <12.0g
Geomagnetic Sensor Options Default:IST8310(0x0F); Optional:QMC5883L(0x0D), VCM5883(0x0C)
Pin Interfaces SCL, SDA, TXD, RXD, GND, VCC
LED Indicator Green LED: Constant light (unlocated); 1Hz flash (located); TXD flash matches data rate
Compliance RoHS compliant
Material: Plastic + Metal + Ceramic
Applicable Industry: · Drones/UAV: Aerial surveying, autonomous flight positioning
· Smart Robotics: Autonomous navigation and precise movement control
· Intelligent Logistics Scheduling: Asset tracking and logistics management
· Personal Travel & Wilderness Adventure: Outdoor positioning and navigation
· Personal Protection: Field staff safety monitoring and positioning
· Automotive Application: Vehicle navigation and auxiliary positioning
· Wearable Devices: Portable high-precision positioning wearables
· Vehicle Navigation & Tracking: Car and fleet positioning management
· AVL & Location-Based Services: Automatic vehicle location services
· Handheld Receiver Applications: Portable high-sensitivity positioning terminals
