Type: Standard Precision GNSS Module
Model: JS-ATP45-M
Params: Receiver Type Multi-mode dual-band (L1+L5) GNSS positioning module
Supported Constellations & Bands GPS:L1CA/L5; BDS:B1I/B2a; GLONASS:L1OF; Galileo:E1B/E1C/E5a; QZSS:L1CA/L1SAIF/L5; SBAS(WAAS/EGNOS/MSAS/GAGAN)
Tracking Channels Standard:135 channels(L1:75, L5:60); Wearable:72 channels(L1:42, L5:30)
Sensitivity Tracking & Navigation:-165dBm; Cold Start Acquisition:-148dBm
Time to First Fix Cold Start:24s; Hot Start:1s (all satellites ≥-130dBm)
Positioning Accuracy(CEP 50%) Horizontal:1.0m(L1+L5)/2.5m(L1); Vertical:2.25m (open sky, 24h static, >6SVs)
Time Accuracy 1PPS:10ns
Velocity Accuracy 0.05m/s (50%@30m/s dynamic operation)
Operational Limits Acceleration≤4g; Altitude≤10000m; Velocity≤100m/s
Baud Rate 4800-921600bps (Default:115200bps)
Max Update Rate 10Hz (Default:1Hz)
Supported Protocols NMEA 0183 V3.01/V4.10 (Input/Output, ASCII)
Antenna Type Built-in dual-band passive antenna: L5(36.0×36.0×3.0mm)+L1(25.0×25.0×4.0mm)
Interface Versions TTL:JS-ATP45-M; RS232:JS-ATP45R-M; USB:JS-ATP45B-M
LED Indicator POWER: Always on after power-on; PPS: Flashes once per second(3D positioning)
Power Supply Voltage VCC:2.8V~5.5V (Typical:5.0V)
Operating Current Acquisition:3642mA@5.0V; Tracking:3540mA@5.0V; Backup:11uA@3.3V
Digital I/O Voltage 2.8V~3.3V
Operating Temperature -40℃ ~ +85℃ (without farad capacitor)
Storage Temperature -40℃ ~ +85℃
Farad Capacitor Temperature -25℃ ~ +60℃ (hot start unavailable outside this range)
Humidity 95%
Mechanical Dimensions 45.0mm × 45.0mm × 13.0mm ±0.3mm
Pin Interfaces SCL, RXD/DP, TXD/DM, GND, VCC, SDA
Compliance RoHS compliant
Material: Plastic + Metal + Ceramic
Applicable Industry: · Automotive Applications: Car navigation and vehicle-mounted positioning
· Maritime Navigation & Fleet Management: Ship positioning and maritime dispatch
· Intelligent Logistics Dispatching: Asset tracking and logistics management
· Ground Vehicle Tracking & Urban Intelligent Traffic: Commercial vehicle monitoring
· Intelligent Robots: Autonomous navigation and movement control
· Wearable Devices: Portable positioning and safety tracking products
· Personal Travel & Wilderness Adventures: Outdoor positioning and navigation
· Emergency Rescue: Disaster relief real-time positioning and navigation
