1.1.OverviewProductIntroductionTheSG-413seriesGPSmodulesincorporateshighsensitivity,highperformanceSiRFStarⅢchipsetsolutioninacompactdesign.Themoduletracksupto20satellitesatatimewhileofferingfasttime-to-first-fixand1Hznavigationupdate.TheunitisverysuitableforbroadapplicationssuchasHandheld,PDA,PPCorotherbatteryoperatednavigationsystem.MainFeatures■HighsensitivitySiRFStarⅢchipsets.■Highperformancereceivertracksupto20satellites.■TTLoutputforGPScommandinterface.■Lowpowerconsumption.■AverageColdStarttimelessthan42seconds.■On-chip1MbSRAM.■Reacquisitiontime0.1second.■Supportaccurate1PPSoutputsignalalignedwithGPStiming.■SupportStandardNMEA-0183andSiRFBinaryprotocol.■Multi-pathmitigationhardware.■Built-inalithiumbatteryenablesfastpositioning.■Compactsize(25.4×25.4×7mm3)foreasyintegrationintohand-helddevices.TheSG-413designutilizesthelatestsurfacemounttechnologyandhighlevelcircuitintegrationtoachievesuperiorperformancewhileminimizingdimensionandpowerconsumption.Thishardwarecapabilitycombinedwithsoftwareintelligencemakestheboardeasytobeintegratedandusedinallkindsofnavigationapplicationsorproducts.ThemodulecommunicateswithapplicationsystemviaRS232(TTLlevel)withNMEA-0183protocol.Orderinginformation:SG-413V,VerticalMMCXinputSG-413H,HorizontalMMCXinputSG-413GPSEngineBoardManual2.TechnicalSpecifications2.1. ElectricalCharacteristics2.1.1 GeneralFrequencyL1,1575.42MHzC/Acode1.023MHzchiprateChannels20channelsallinviewtracking2.1.2 SensitivityTracking-159dBmtypical2.1.3 Accuracy(OpenSky)Position 10meters,2DRMS 7meters2DRMS,WAAScorrected1-5meters,DGPScorrectedTime1microsecondsynchronizedtoGPStime2.1.4 DatumDefaultWGS-842.1.5 AcquisitionRateHotstart1sec,averageWarmstart38sec,averageColdstart42sec,averageReacquisition0.1sec,average2.1.6 DynamicConditionsAltitude 18,000meters(60,000feet)Velocity 515meters/sec(1000knots)Acceleration 4GJerk20meters/secmax2.1.7 PowerMainpowerinput3.0~5.5VDCinput.SupplyCurrent 80mABackupPower3VrechargeableLithiumbattery,upto500hoursdischarge3SG-413GPSEngineBoardManual2.1.8 RFInterfaceAntennaconnectortypeMMCX2.1.9 SerialPort ElectricalinterfaceTwofullduplexserialcommunication,viaRS232,TTLinterface.ProtocolmessageNMEA-0183.DefaultNMEAGGA,GSA,GSV,RMC,(GLL,VTG,andZDAoptional).4800baudrate(otherrateoptional).8bitsdata,1stopbit,noparity.2.1.10 Time1PPSPulse,Pulseduration100msec.Timereferenceatthepulsepositiveedge.SynchronizedtoGPStime,±1microsecond.2.1.11 Weight 8g2.1.12RecommendedExternalAntennaSpecificationGain20dBmin(cablelossincluded20dBmin(cablelossincluded)Noisefigure1.5dBtypicalCurrent10mAtypicalOperatingVoltageConfirmedtospec3.3~5.5VSurvival3.0~3.3V 2.2 EnvironmentalCharacteristicsOperatingtemperaturerange-40oCto+85oCStoragetemperaturerange-45oCto+100oC