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.
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
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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 ℃
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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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