特征

Mechanical data • Dimensions: 13*15*2.3 mm • Weight: 0.5g   Features • Support GPS/GLONASS/Galileo/QZSS • Support EASYTM self-generated orbit prediction • Support EPOTM orbit prediction • Support SBAS ranging (WAAS, EGNOS, GAGAN, MSAS) • Support Jamming removing function • Low-noise amplifier has been integrated   Interfaces • Serial interfaces - UART • Digital I/O - TIMEMARK(PPS)  - GPIO  • Protocols - NMEA - PMTK - PSIM    Support evaluation products • SIM68 EVB KIT with USB V2.0 full speed interface   Electrical data • Power supply   +2.8V ~4.3V • Backup power   +2.3V ~4.6V • Power consumption2,5  - Acquisition: 25mA - Tracking: 20mA - AlwaysLocateTM: 340uA - Backup: 14μA • Antenna type: Active and Passive

Performance data • Receiver type: 33 tracking / 99 acquisition- channel GNSS receiver • Max.update rate: 10Hz • Sensitivity1 - Tracking: -165dBm - Reacquisition: -160dBm - Cold starts: -148dBm  • Time-To-First-Fix2 - Cold starts:  28s - Warm starts:  26s  - Hot starts:  <1s - EPO Assist:  13s (CTTFF)  • Accuracy - Automatic Position3:  <2.5m CEP - Speed4:   0.1m/s  • Operation temperature:  -40℃~+85 ℃   Certificate • CE（in plan)                   ———————————————————————————— 1. Demonstrated in liberary  2. All SV @ –130 dBm, GPS & GLONASS mode  3. 50% 24 hr static, -130dBm, GPS & GLONASS mode  4. 50%@ 30m/s 5. When at -40℃~-30℃, the sensitivity will be somewhat worse 6. @2.8V with a passive antenna