DATASHEETSF-6909PRELIMINARYPS/GLONASSEngineBoard(2009-10) ProductInformation■ProductName:SF-6909■ProductDescription:UniStarSF-6909isahigh-sensitivityandultra-compactGPS/GLONASSengineboard.ItispoweredbyUNISTARGPS/GLONASSengine,whichcanperformexcellentsinglereceptioncapabilityandfastTTFFinweaksignalenvironments.Itissuitableforportablelectronicdevicessuchasautomotivenavigationdevices,handheldnavigationdevicesandotherGPS/GLONASSapplications.■ProductFeatures:UnistarGLONASS/GPSchipset 24GLONASS/GPSCompatiblechannels FastTTFFatlowsignalenvironment 2serialports SMTtypewithstampholesSmallformfactor(40X70X5mm) SupportNMEA0183V3(Default:GGA,GSA,GSV,RMC,VTG) SupportdirectinterfacewithTTLlevels SupportdirectinterfacewithCMOSlevels ROHScompliant■ProductSpecificationGPS/GLONASSReceiveChipsetUNISTARGLONASS/GPSChipsetFrequencyL1,1575.42MHZ1598.0625to1615.5000MHZCodeC/AanddigitalprocessingProtocolNEMA0183v3,GRILSerialI/OPort2SerialsPortsAvailableBaudRate9600/19200/38400/115200Channels24SensitivityTracking:-160dBmColdStart180secondsWarmStart90secondsHotStart30secondsReacquisition1secondsAccuracyPosition: 10mRMSVelocity:0.05m/sTime:1us(UTC)MaximumAcceleration18,000meterMaximumAltitude 550meter/secondMaximumVelocity 10GUpdateRate1HZ 10HZInterfaceI/OPins17-pinstampholesPhysicalCharacteristicDimensions40X70X4mmDCCharacteristicsPowersupply3.3VDCPowerConsumptionAcquisition:200mATracking:200mAEnvironmentalrangeHumidityRange5%to95%non-condensingOperationTemperature-40 Cto+80 CStorageTemperature-55 Cto+85 C