資源描述:
《APDS-9930數(shù)據(jù)手冊》由會員上傳分享,免費在線閱讀,更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫。
1、APDS-9930DigitalProximityandAmbientLightSensorDataSheetDescriptionFeaturesTheAPDS-9930providesdigitalambientlightsensingALS,IRLEDandProximityDetectorinanOpticalModule(ALS),IRLEDandacompleteproximitydetectionsystemAmbientLightSensing(ALS)inasingle8pinpackage.Thepr
2、oximityfunctionoffers–ApproximatesHumanEyeResponseplugandplaydetectionto100mm(withoutfrontglass)–ProgrammableInterruptFunctionwithUpperandthuseliminatingtheneedforfactorycalibrationoftheLowerThresholdendequipmentorsub-assembly.Theproximitydetection–Upto16-BitResolu
3、tionfeatureoperateswellfrombrightsunlighttodarkrooms.Thewidedynamicrangealsoallowsforoperationinshort–HighSensitivityOperatesBehindDarkenedGlassdistancedetectionbehinddarkglasssuchasacellphone.–LowLuxPerformanceat0.01luxInaddition,aninternalstatemachineprovidesthea
4、bilityProximityDetectiontoputthedeviceintoalowpowermodeinbetween–FullyCalibratedto100mmDetectionALSandproximitymeasurementsprovidingverylow–IntegratedIRLEDandSynchronousLEDDriveraveragepowerconsumption.TheALSprovidesaphotopic–Eliminates“FactoryCalibration”ofProxr
5、esponsetolightintensityinverylowlightconditionor–Coversa2000:1DynamicRangebehindadarkfaceplate.ProgrammableWaitTimerTheAPDS-9930isparticularlyusefulfordisplayman-–WaitStatePower–70ATypicalagementwiththepurposeofextendingbatterylifeand–Programmablefrom2.72msto>6S
6、ecprovidingoptimumviewingindiverselightingconditions.I2CInterfaceCompatibleDisplaypanelandkeyboardbacklightingcanaccountfor–Upto400kHz(I2CFast-Mode)upto30to40percentoftotalplatformpower.TheALSfeaturesareidealforuseinnotebookPCs,LCDmonitors,–DedicatedInterruptPinf
7、lat-paneltelevisions,andcellphones.SleepModePower-2.6ATypicalSmallPackageL3.94xW2.36xH1.35mmTheproximityfunctionistargetedspecificallytowardsnearfieldproximityapplications.Incellphones,theApplicationsproximitydetectioncandetectwhentheuserpositionsCellPhoneBa
8、cklightDimmingthephoneclosetotheirear.ThedeviceisfastenoughCellPhoneTouch-screenDisabletoprovideproximityinformationatahighrepetitionrateneeded