SIM68E数据手册SIMCom中文资料规格书

描述 Description

SIMCom presents a high performance and reliable GNSS module - SIM68E. 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. 
 
                                                     

特性 Features

Mechanical data
• Dimensions: 13*15*2.3 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 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+2.3V ~4.6V
• Power consumption2,5
- Acquisition: 25mA
- Tracking: 20mA
- AlwaysLocateTM: 340uA
- Backup: 14μA
• Antenna type: Active and Passive




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

Certificate
• CE（in plan)









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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. @2.8V with a passive antenna