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SIM68M

SIMCom presents a high performance and reliable GNSS module - SIM68M. This is GNSS module integrated with GPS & GLONASS system in a SMT type with MTK’s high sensitivity navigation engine, which allows customer to achieve industry’s high level sensitivity, accuracy, and Time-to-First-Fix (TTFF) with lower power consumption.

特征

    Mechanical data

    • Dimensions: 10.1*9.7*2.5 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
    • Low-noise amplifier has been integrated
     

    Interfaces

    • Serial interfaces
    - UART
    • Digital I/O
    - EINT0 input 
    - Pulse-per-second (PPS) 
    • Protocols
    - NMEA
    - PMTK
     

    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 consumption2,6 
    - Acquisition: 25mA
    - Tracking: 21mA
    - AlwaysLocateTM: 340uA
    - Backup: 14μA
    • Antenna type: Active and Passive
    • Antenna power: External or internal VCC_RF

    Performance data

    • Receiver type: 33 tracking / 99 acquisition- channel GNSS receiver
    • Max.update rate: 10Hz
    • Sensitivity1
    - Tracking: -165dBm
    - Reacquisition: -160dBm
    - Cold starts: -148 dBm 
    • 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 temperature5: -40℃~+85 ℃
     

    Certificate

    • CE
    • A-TICK
     
     
     
     
     
     
     
    ———————————————————————————————
    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.@3.3V with a passive antenna
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