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.

Mechanical data

*Dimensions: 11*11*2.2mm

*Weight: 0.5g

Interface

*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

Performance data

*Receiver type 48-channel SiRF4 engine

GPS L1, C/A Code

*Max. update rate 1Hz

*Sensitivity1

-Tracking: -161 dBm

-Reacquisition: -160 dBm

-Cold starts: -147 dBm

*Time-To-First-Fix2

-Cold starts: 35 s (typical)

-Hot starts: 0.6 s (typical)

* Accuracy

-Position3: 2.5m CEP

*Speed4: <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 consumption2,5

-Acquisition 45mA (average)

-Tracking 40mA (average)

-Sleep 18μA(average)

*Antenna type Active and passive

*Antenna power External or internal VCC_ANT

Support product

*SIM18 EVB KIT with USB V2.0 full speed interface

Certificate

*CE

————————————————————

1.Demonstrated with a good active antenna

2.All SV @ –130 dBm

3.50% 24 hr static, -130dBm

4.50%@ 30m/s

[email protected] with a passive antenna