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 levels of sensitivity, accuracy, and Time-to-First-Fix (TTFF) with lower power consumption.
Mechanical data
•Dimensions: 22.4*17*2.7mm
•Weight: 1.8g
Features
•Support GPS/GLONASS/Galileo
•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
EINT0 input
•Digital I/O
AADET_IN
Pulse-per-second (PPS)
NMEA
•Protocols
PMTK
Support product
•SIM68 EVB KIT with USB V2.0 full speed interface
Performance data
•Receiver type
33tracking/99 acquisition channel GNSS receiver
•Max. update rate 10Hz
•Sensitivity1
Tracking:-167 dBm
Reacquisition:-160 dBm
Cold starts:-148 dBm
•Time-To-First-Fix1,2
Cold start:28s
Warm start:26s
Hot start:<1s
EPO Assist:13s（CTTFF)
• Accuracy
Automatic Position3:<2.5m CEP
Speed4:0.1m/s
•Operation temperature5: -40℃~+85 ℃
Electrical data
•Power supply(VCC)2.8V~4.3V
•Backup power2.3V~4.6V
•Power consumption2,6
Acquisition 34.mA
Tracking 30mA
AlwaysLocateTM <440uA
Backup 14uA
•Antenna type Active and passive
•Antenna power External or internal VCC_RF
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1.Demonstrated in lab
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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