GPS--SIM28
Model No.︰SIM28
Brand Name︰SIMCOM
Country of Origin︰China
Unit Price︰US $ 6 / pc
Minimum Order︰1 pc
Product Description
SIM28 Introduction
SIMCom presents a high performance and reliable assisted GPS module-SIM28. It is in a SMT type with MTK mature GPS only navigation engine, which allows you to achieve the industry’s high levels of accuracy and Time-to-First-Fix (TTFF) with lowest power consumption.
Details
| Mechanical data
• Dimensions: 16*12.2*2.4mm • Weight: 1g Features • Support EASYTM self-generated orbit prediction • Support SBAS ranging (WAAS, EGNOS, GAGAN, MSAS) • Support EPOTM orbit prediction • Support Jamming removing function • Low-noise amplifier has been integrated Interfaces • Serial interfaces - UART - SPI/I2C • Digital I/O - TIMEMARK output - EINT0 input - GPIO • Protocols - NMEA - PMTK Support evaluation products • SIM28-TE • SIM28EVB KIT with USB V2.0 full speed interface Electrical data • Power supply: +2.8V ~4.3V • Backup power: +2.3V ~4.3V • Power consumption2,5 - Acquisition: 24mA - Tracking: 19mA - Standby mode: <200μA • Antenna type - Active and Passive • Antenna power - External or internal - VCC_RF |
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: -147 dBm • Time-To-First-Fix2 - Cold starts with EASY: 13s - Warm starts with EASY: 1~2s - Cold starts: 32s - Cold starts with EPO Assist: 12.5s - Hot starts: <1s • Accuracy - Automatic Position3: 2.5m CEP - Speed4: 0.1m/s - Timing: 10ns • Operation temperature: -40℃~+85 ℃ Certifications • CE • Rohs • REACH ———————————————————— 1.Demonstrated with a good active antenna 2.All SV @ –130 dBm 3.50% 24 hr static, -130dBm 4.50%@ 30m/s 5.@3.3V with a passive antenna |