价格:未填
供应:99999
发货:3天内
SIM508Features GSM/GPRSpart TriBandGSM/GPRS900/1800/1900MHz ComplianttoGSMphase2/2+ GPRSClass10 Outputpower:Class42WforGSM850/EGSM900 Class21WforGSM1800/GSM1900 ControlviaATcommands TCP/IPstack SIMapplicationtoolkit Voice:FR/EFR/HR/AMR,noisesuppressionandechocancellation PCMaudio,Emergencycalls SMS:TextandPDUmode,Pointtopoint(MO/MT),Cellbroadcast DATA:nontransparent,CSDupto14.4kbps,USSD, Supplyvoltagerange:3.4-4.5VDC Temperaturerange:-20℃to+55℃(operationalfunctionality) -40℃to+85℃(storagetemperature) GPSpart Receiver20channels,L11575.42MHz,C/Acode1,023chiprate DGPSaccuracy1to5m,typical,0.05m/s,typical DateWGS-84 Acquisitionrate (TTFFdefinedat95%offirstpositionlocalstation) Hotstart Warmstart Coldstart Operatingvoltage3.3VDC±5% Lowpowerconsumptionabout200mWat3.3V Protocols NMEA-0183 SiRFbinary RTCMSC-104 Crystaloscillator(TCXO)temperaturecompensatedwithfrequencystability of±0.5ppm Memory:On-chip4MbitFLASHand1MbitSRAM General Dimensions:55x34x3mm Weight:12g Interfaces:2xUARTs,RFconnectors,80pinsystemconnector, SIMcardinterface,KeypadandLCD,etc.Accessories GSM/GPRSantennas GPSantenna 80pinsystemconnector SIMcardholder U.FLtoSMARFcable