AK09911地磁传感器资料.pdf

《AK09911地磁传感器资料.pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、AK099113-axisElectronicCompass1.FeaturesA3-axiselectroniccompassICwithhighsensitiveHallsensortechnology.Bestadaptedtopedestriancitynavigationuseforcellphoneandotherportableappliance.Functions:3-axismagnetometerdevicesuitableforcompassapplicationBuilt-in

2、AtoDConverterformagnetometerdataout14-bitdataoutforeach3-axismagneticcomponentSensitivity:0.6µT/LSB(typ.)Serialinterface2ICbusinterfaceStandard,FastandHigh-speedmode(upto2.5MHz)compliantwithPhilipsI2CspecificationVer.2.1OperationmodePower-down,Singleme

3、asurement,Continuousmeasurement,Self-testandFuseROMaccessDRDYfunctionformeasurementdatareadyMagneticsensoroverflowmonitorfunctionBuilt-inoscillatorforinternalclocksourcePoweronResetcircuitSelftestfunctionwithinternalmagneticsourceOperatingtemperatures:

4、-30˚Cto+85˚COperatingsupplyvoltage:Analogpowersupply+2.4Vto+3.6VDigitalInterfacesupply+1.65VtoanalogpowersupplyvoltageCurrentconsumption:Power-down:3µA(typ.)Measurement:Averagecurrentconsumptionat100Hzrepetitionrate:2.4mA(typ.)Package:AK09911C8-pin

5、WL-CSP(BGA):1.2mm×1.2mm×0.5mm(typ.)2.OverviewAK09911is3-axiselectroniccompassICwithhighsensitiveHallsensortechnology.SmallpackageofAK09911incorporatesmagneticsensorsfordetectingterrestrialmagnetismintheX-axis,Y-axis,andZ-axis,asensordrivingcircuit,signalampl

6、ifierchain,andanarithmeticcircuitforprocessingthesignalfromeachsensor.Selftestfunctionisalsoincorporated.Fromitscompactfootprintandthinpackagefeature,itissuitableformapheadinguppurposeinGPS-equippedcellphonetorealizepedestriannavigationfunction.AK09911hasthe

7、followingfeatures:(1)SiliconmonolithicHall-effectmagneticsensorwithmagneticconcentratorrealizes3-axismagnetometeronasiliconchip.Analogcircuit,digitallogic,powerblockandinterfaceblockarealsointegratedonachip.(2)Widedynamicmeasurementrangeandhighresolutionwith

8、lowercurrentconsumption.Outputdataresolution:14-bit(0.6µT/LSB)Measurementrange:±4900µTAveragecurrentat100Hzrepetitionrate:2.4mA(typ.)(3)Digitalserialinterface2ICbusinterfacetocontrolAK09911f