GPS--SIM28M
Model No.︰SIM28M
Brand Name︰SIMCOM
Country of Origin︰China
Unit Price︰US $ 6 / pc
Minimum Order︰1 pc
Product Description
SIM28M Introduction
SIMCom presents a small, high performance and reliable assisted GPS module-SIM28M. 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.
Details
| Mechanical data
• Dimensions: 10.1*9.7*2.5 mm • Weight: 0.5g Features • Support EASYTM self-generated orbit prediction • Support EPOTM orbit prediction • Support AGPS • 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: +2.0V ~4.3V • Power consumption2,5 - Acquisition: 17mA - Tracking: 16mA - Backup: 8μA • Antenna type - Active and Passive • Antenna power - External or internal |
Performance data
• Receiver type - 22 tracking / 66 acquisition- channel GPS receiver GPS L1, C/A Code • Max. update rate - 10Hz • Sensitivity1 - Tracking: -165 dBm - Reacquisition: -160 dBm - Cold starts: -148 dBm • Time-To-First-Fix2 - Cold starts: 32s - Warm starts: 30s - Hot starts: <1s - EPO Assist: 13s (CTTFF) • Accuracy - Automatic Position3: 2.5m CEP - Speed4: 0.1m/s - Timing: 10ns • Operation temperature: -40℃~+85 ℃ Certificate • CE ———————————————————— 1.Demonstrated in liberary 2.All SV @ –130 dBm 3.50% 24 hr static, -130dBm 4.50%@ 30m/s 5.@3.3V with a passive antenna |