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ID:25413983
大小:1.22 MB
页数:16页
时间:2018-11-20
《外文翻译----数字温湿度传感器(sht 1x sht 7x)》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、附录三外文翻译外文资料SHT1x/SHT7xHumidity&TemperatureSensor-Relativehumidityandtemperaturesensors-Dewpoint-Fullycalibrated,digitaloutput-Excellentlong-termstability-Noexternalcomponentsrequired-Ultralowpowerconsumption-Surfacemountableor4-pinfullyinterchangeable-Smallsize-AutomaticpowerdownSH
2、T1x/SHT7xProductSummaryTheSHTxxisasinglechiprelativehumidityandtemperaturemultisensormodulecomprisingacalibrateddigitaloutput.ApplicationofindustrialCMOSprocesseswithpatentedmicro-machining(CMOSens®technology)ensureshighestreliabilityandexcellentlongtermstability.Thedeviceincludesa
3、capacitivepolymersensingelementforrelativehumidityandabandgaptemperaturesensor.Bothareseamlesslycoupledtoa14bitanalogtodigitalconverterandaserialinterfacecircuitonthesamechip.Thisresultsinsuperiorsignalquality,afastresponsetimeandinsensitivitytoexternaldisturbances(EMC)ataverycompe
4、titiveprice.EachSHTxxisindividuallycalibratedinaprecisionhumiditychamberwithachilledmirrorhygrometerasreference.ThecalibrationcoefficientsareprogrammedintotheOTPmemory.Thesecoefficientsareusedinternallyduringmeasurementstocalibratethesignalsfromthesensors.The2-wireserialinterfacean
5、dinternalvoltageregulationallowseasyandfastsystemintegration.Itstinysizeandlowpowerconsumptionmakesittheultimatechoiceforeventhemostdemandingapplications.Thedeviceissuppliedineithsurface-mountableLCC(LeadlessChipCarrier)orasapluggable4-pinsingle-in-linetypepackage.Customerspecificp
6、ackagingoptionsmaybeavailableonrequest.Applications_HVAC_Automotive_ConsumerGoods_WeatherStations_Humidifiers_Dehumidifiers_Test&Measurement_DataLogging_Automation_WhiteGoods_Medical2InterfaceSpecificationsFigure2Typicalapplicationcircuit2.1PowerPinsTheSHTxxrequiresavoltagesupplybe
7、tween2.4and5.5V.Afterpowerupthedeviceneeds11mstoreachits“sleep”state.Nocommandsshouldbesentbeforethattime.Powersupplypins(VDD,GND)maybedecoupledwitha100nFcapacitor.2.2SerialInterface(Bidirectional2-wire)TheserialinterfaceoftheSHTxxisoptimizedforsensorreadoutandpowerconsumptionandis
8、notcompatiblewithI2Cinterf
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