LPWA+GNSS+LTE-A

SIM28

SMT
Serial interface
GNSS
Product description: SIM28
INQUIRY

SIMCom presents a high performance and reliable assisted GPS module-SIM28. It is in a SMT type with MTK mature GPS only navigation engine, which allows you to achieve the industry’s high levels of accuracy and Time-to-First-Fix (TTFF) with lowest power consumption.

Mechanical data
? Dimensions: 16*12.2*2.4mm
? Weight: 1g

Features
? Support EASYTM self-generated orbit prediction
? Support SBAS ranging (WAAS, EGNOS, GAGAN, MSAS)
? Support EPOTM orbit prediction
? Support Jamming removing function
? Low-noise amplifier has been integrated

Interfaces
? Serial interfaces
- UART
- SPI/I2C
? Digital I/O
- TIMEMARK output
- EINT0 input
- GPIO
? Protocols
- NMEA
- PMTK

Support evaluation products
? SIM28-TE
? SIM28EVB KIT with USB V2.0 full speed interface

Electrical data
? Power supply: +2.8V ~4.3V
? Backup power: +2.3V ~4.3V
? Power consumption2,5
- Acquisition: 24mA
- Tracking: 19mA
- Standby mode: <200μA
? Antenna type
- Active and Passive
? Antenna power
- External or internal
- VCC_RF

Performance data
? Receiver type
- 22 tracking / 66 acquisition- channel GPS receiver GPS L1, C/A Code
? Max. update rate
- 10Hz
? Sensitivity1
- Tracking: -165 dBm
- Reacquisition: -160 dBm
- Cold starts: -147 dBm
? Time-To-First-Fix2
- Cold starts with EASY: 13s
- Warm starts with EASY: 1~2s
- Cold starts: 32s
- Cold starts with EPO Assist: 12.5s
- Hot starts: <1s
? Accuracy
- Automatic Position3: 2.5m CEP
- Speed4: 0.1m/s
- Timing: 10ns
? Operation temperature: -40℃~+85 ℃

Certifications
? CE
? Rohs
? REACH

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