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Wireless Module

GPS/BEIDOU

SIM68VB

SIMCom presents a high performance and reliable GNSS module-SIM68VB. This is a standalone GPS L1 frequency and BD2 GNSS module 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.

General features

    Mechanical data

    • Dimensions: 16*12.2*2.4 mm
    • Weight: 1g
     

    Features

    • Support GPS/BD2/QZSS
    • Support EASYTM self-generated orbit prediction
    • Support EPOTM orbit prediction
    • Support SBAS ranging (WAAS, EGNOS, GAGAN, MSAS)
    • Support DGPS (RTCM)
    • Support Jamming removing
    • Low-noise amplifier has been integrated
     

    Interfaces

    • Serial interfaces
    - UART
    - I2C
    • Digital I/O
    - EINT0 input
    - Pulse-per-second (TIMEMARK)
    • Protocols
    - NMEA0813
    - PMTK
     

    Support products

    • SIM68VB EVM
     

    Electrical data

    • Power supply: +2.8V ~4.3V
    • Backup power: +2.3V ~4.6V
    • Power consumption2,6
    - Acquisition: 34mA
    - Tracking: 24mA
    - 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: -167 dBm
    - Reacquisition: -160 dBm
    - 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 temperature: -40℃~+85 ℃
     
     
     
     
     
     
     
    ————————————————————————————
    1.Demonstrated in liberary
    2.All SV @ –130 dBm, GPS & BD2 mode
    3.50% 24 hr static, -130dBm, GPS & BD2 mode
    4.50%@ 30m/s
    5.When at -40℃~-30℃, the sensitivity will be somewhat worse
    6.@2.8V with a passive antenna
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