SIMCom presents a small, high performance and reliable assisted GPS module-SIM28ML. This is a standalone L1 frequency GPS module in a SMT type and it is designed with MTK high sensitivity navigation engine, which allows you to achieves the industry’s highest levels of sensitivity, accuracy, and Time-to-First-Fix (TTFF) with lowest power consumption. Mechanical data• Dimensions: 10.1*9.7*2.5 mm• Weight: 0.5gFeature• Support EPOTM orbit prediction• Support SBAS ranging (WAAS, EGNOS, GAGAN, MSAS)• Support Jamming removing function• Low-noise amplifier has been integratedInterface• Serial interfaces- UART• Digital I/O- TIMEMARK (PPS)- GPIO• Protocols- NMEA- PMTKSupport product• SIM68 EVB KIT with USB V2.0 full speed interfaceElectrical data• Power supply: +2.8V ~4.3V• Backup power: +2.0V ~4.3V• Power consumption- Acquisition: 17mA- Tracking: 16mA- Backup: 8μA• Antenna type: Active and Passive• Antenna power: ExternalPerformance data• Receiver type 22 tracking / 66 acquisition- channel GPS receiver GPS L1, C/A Code• Max.update rate: 5Hz• Sensitivity1- Tracking: -165 dBm- Reacquisition: -160 dBm- Cold starts: -148 dBm• Time-To-First-Fix2- Cold starts: 32s (typical)- Warm starts: 3s- Hot starts: <1s- EPO Assist: 13s (CTTFF)• Accuracy- Automatic Position3: 2.5m CEP- Speed4: 0.1m/s• Operation temperature: -40℃~+85 ℃Certification•CE———————————————1.Demonstrated in liberary2.All SV @ –130 dBm3.50% 24 hr static, -130dBm4.50%@ 30m/s5.@3.3V with a passive antenna