SIMCom SIM18

Part no.:

S2-1046X

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SIMCom SIM18
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Product description

SIMCom presents an ultra compact and reliable GPS module-SIM18. This is a standalone L1 frequency GPS module in a SMT type and it is designed with SiRF4 high sensitivity navigation engine, which allows you to benefit from small dimensions and cost-effective solutions.

Technical specifications

Mechanical data

  • Dimensions: 11*11*2.2mm
  • Weight: 0.5g


Interfaces

  • Serial interfaces
    - UART, SPI or I²C
    - Additional master mode I²C
  • Digital I/O
    - 1 NReset
    - 1 EINT0 input
    - 1 ON_OFF input
    - 1 WAKEUP output
    - 1 time pulse
  • Protocols
    - NMEA, OSP


Certifications

  • CE
  • RoHS

Performance data

  • Receiver type
    - 48-channel SiRF4 engine
    - GPS L1, C/A Code
  • Max. update rate: 1Hz
  • Sensitivity
    - Tracking: -161 dBm
    - Reacquisition: -160 dBm
    - Cold starts: -147 dBm
  • Time-To-First-Fix
    - Cold starts: 35 s (typical)
    - Hot starts: 0.6 s (typical)
  • Accuracy
    - Position: 2.5m CEP
    - Speed: <0.01m/s
  • Operational limits
    - Velocity: <1850km/h
    - Altitude: <18288km
  • Operation temperature
    -40°C to +85 °C


Electrical data

  • Power supply: 1.71V to 1.89V
  • Backup power: 1.71V to 1.89V
  • Power consumption
    - Acquisition 45mA (average)
    - Tracking 40mA (average)
    - Sleep 18μA(average)
  • Antenna type Active and passive
  • Antenna power External or internal VCC_ANT
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