MTI1 SiRF starII GPS Module

FEATURESArchitectureSiRF starII high performance and low power consumption chip setSupport standard NMEA 0183 protocolAll-in-view 12-channel parallel processingSnapLock 100ms re-acquisition timeCold start under 45 seconds, averageSuperior urban canyon performanceFoliageLock for weak signal trackingOptional build-in SuperCap to reserve system data for rapid satellite acquisition.Full-duplex RS-232 port for navigation and control messagesDifferential GPS capability through 2nd RS-232 portStingray( STR-1 ) Antenna SpecificationsElectrical CharacteristicsReceiverFrequencyL1, 1575.42MHzC/A code1.023MHz chip rateChannels12Sensitivity-170dBWAccuracyPosition Horizontal15m 2d RMS (SA off)10m 2d RMS,WAAS enable(SA off)1 ~ 5 m, DGPS correctedVelocity0.1m/sec 95% (SA off),Time1 microsecond synchronized to GPS timeDatumWGS-84Acquisition RateReacquisition0.1 sec., average (recovery time for being interrupted)Hot start8 sec., average (with ephemeris and almanac valid)Warm start38 sec., average (with almanac but not ephemeris)Cold start48 sec., average (neither almanac nor ephemeris)Dynamic ConditionAltitude18,000 meters (60,000 feet) maxVelocity515 meters/sec. (1000knots) maxPowerVoltage supply3.8Vdc ~ 6.5VdcCurrent supplyContinuous mode: 60mA typicalBackup PowerTrickle power mode: 25mA typical +2.5V to +3.6VBackup Current10uA typicalSerial Portone for GPS, one for DGPSPortsElectrical levelTTL level Output voltage level : 0 ~ 3.5vRS-232 levelCommunicationFull duplex asynchronousCode typeASCIIGPS ProtocolSiRF binary/NMEA 0183 changeable(Default:NMEA)GPS Output MessageSiRF binary>>position, velocity, altitude, status and control , NMEA 0183 >GGA, GSA, GSV, RMC (VTG and GLL are optional)GPS transfer rateSoftware command setting (Default : 4800bps for NMEA )DGPS protocolRTCM SC-104, ver 2.00, type 1, 2, and 9Time Mark(1 PPS Pulse)LevelTTLPulse duration100msTime referenceAt the pulse positive edgeMeasurementAligned to GPS sec., +/- 1usActive Antenna ConnectorMCX ,SMA ,SMB or others OEM specified connector available,please refer to our GPS antenna productEnvironmental CharacteristicsTemperatureOperating-30