无线模块 GPS/GLONASS

SIM68R

  • SMT
  • Serial interface
  • GNSS
  • GNSS
SIM68R 简介

SIMCom presents a high performance and reliable GNSS module - SIM68R. This is a standalone L1 frequency GNSS module in a SMT type with MTK's high sensitivity navigation engine, which allows you to achieve the industry’s high level sensitivity, accuracy, and Time-to-First-Fix (TTFF) with lower power consumption. 

 

                                            

详情

Mechanical data

• Dimensions: 22.4*17*2.7mm
• Weight: 2g
 

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
• Support DGPS (RTCM) 
 

Interfaces

• Serial interfaces
- UART
- I2C 
• Digital I/O
- EINT0 input  
- AADET_IN
- Pulse-per-second(PPS)  
•  Protocols
- NMEA
- PMTK 
 

Support evaluation products

• SIM68 EVB KIT with USB V2.0 full speed interface
 

Electrical data

• Power supply (VCC): +2.8V ~4.3V
• Backup power: +2.3V ~4.6V
• Power consumption2,6 
- Acquisition: 34mA
- Tracking: 30mA
- AlwaysLocateTM: <440uA
- 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: -167dBm
- Reacquisition: -160dBm
- Cold starts: -148dBm 
• Time-To-First-Fix1,2
- 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 ℃
 

Certifications

• CE
 
 
 
 
 
 
 
 
 
 
 
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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

 

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