KXP84 Series
Accelerometers and Inclinometers
FEATURES
MARKETS
APPLICATIONS
SmallꢀPackageꢀꢁꢀ5x5x1.2mmꢀDFNꢀ
I2C/SPIꢀInterfaceꢀꢀ
Hard Disk Drives/Laptops
FreeꢁfallꢀDetectionꢀꢀ
FreeꢁfallꢀInterruptꢀOutputꢀ
HighꢁgꢀMotionꢀInterruptꢀOutputꢀ
LowꢀNoiseꢀꢀ
ꢀ
ꢀ
Cell Phones and Handheld PDAs
GestureꢀRecognitionꢀ
LeadꢁfreeꢀSolderabilityꢀ
Game Controllers & Computer Peripherals
ꢀInclinationꢀandꢀTiltꢀSensingꢀ
ExcellentꢀTemperatureꢀPerformanceꢀꢀ
HighꢀShockꢀSurvivabilityꢀ
ꢀ
Cameras and Video Equipment
ꢀ
LowꢀPowerꢀConsumptionꢀ
SelectableꢀPowerꢀReductionꢀModesꢀ
UserꢀDefinableꢀBandwidthꢀ
FactoryꢀProgrammableꢀOffsetꢀandꢀSensitivityꢀ
SelfꢁtestꢀFunctionꢀ
ImageꢀStabilizationꢀ
ꢀ
ꢀ
Sports Diagnostic Equipment/Pedometers
StaticꢀorꢀDynamicꢀAccelerationꢀ
ꢀ
ꢀ
Personal Navigation Devices
InertialꢀNavigationꢀandꢀDeadꢀReckoningꢀ
PROPRIETARY TECHNOLOGY
Theseꢀ highꢁperformanceꢀ siliconꢀ micromachinedꢀ linearꢀ accelerometersꢀ
andꢀinclinometersꢀconsistsꢀofꢀaꢀsensorꢀelementꢀandꢀanꢀASICꢀpackagedꢀ
inꢀ aꢀ 5x5x1.2mmꢀ Dualꢀ Flatꢀ Noꢁleadꢀ (DFN).ꢀ Theꢀ sensorꢀ elementꢀ isꢀ
fabricatedꢀfromꢀsingleꢁcrystalꢀsiliconꢀwithꢀproprietaryꢀDeepꢀReactiveꢀIonꢀ
Etchingꢀ(DRIE)ꢀprocesses,ꢀandꢀisꢀprotectedꢀfromꢀtheꢀenvironmentꢀbyꢀaꢀ
hermeticallyꢁsealedꢀsiliconꢀcapꢀatꢀtheꢀwaferꢀlevel.ꢀ
ꢀ
Theꢀ KXP84ꢀ seriesꢀ isꢀ designedꢀ toꢀ provideꢀ aꢀ highꢀ signalꢁtoꢁnoiseꢀ ratioꢀ
withꢀ excellentꢀ performanceꢀoverꢀ temperature.ꢀ ꢀ Theseꢀsensorsꢀ canꢀ acꢁ
ceptꢀ supplyꢀ voltagesꢀ betweenꢀ 2.7Vꢀ andꢀ 5.25V.ꢀ ꢀ Sensitivityꢀ isꢀ factoryꢀ
programmableꢀ allowingꢀ customizationꢀ forꢀ applicationsꢀ requiringꢀ fromꢀ
±1.5gꢀ toꢀ ±6.0gꢀ ranges.ꢀ ꢀ Sensorꢀ bandwidthꢀ isꢀ userꢁdefinable.ꢀ ꢀ Interꢁ
ruptsꢀcanꢀbeꢀgeneratedꢀforꢀaccelerationꢀonꢀanyꢀaxisꢀaboveꢀaꢀthresholdꢀ
valueꢀ (Motionꢀ Interrupt)ꢀ orꢀforꢀ accelerationꢀonꢀ allꢀ threeꢀ axesꢀbelowꢀ aꢀ
thresholdꢀvalueꢀ(FreeꢁfallꢀInterrupt).ꢀꢀꢀ
ꢀ
Theꢀ sensorꢀ elementꢀ functionsꢀ onꢀ theꢀ principleꢀ ofꢀ differentialꢀ
capacitance.ꢀ ꢀ Accelerationꢀ causesꢀ displacementꢀ ofꢀ aꢀ siliconꢀ structureꢀ
resultingꢀinꢀaꢀchangeꢀinꢀcapacitance.ꢀꢀAnꢀASIC,ꢀusingꢀaꢀstandardꢀCMOSꢀ
manufacturingꢀprocess,ꢀdetectsꢀandꢀtransformsꢀchangesꢀinꢀcapacitanceꢀ
intoꢀ anꢀ analogꢀ outputꢀ voltage,ꢀ whichꢀ isꢀ proportionalꢀ toꢀ acceleration.ꢀꢀ
ThisꢀvoltageꢀisꢀdigitizedꢀbyꢀanꢀonꢁboardꢀA/Dꢀconverterꢀandꢀisꢀaccessedꢀ
viaꢀ anꢀ interꢁintegratedꢀ circuitꢀ (I2C)ꢀ busꢀ orꢀ serialꢀ peripheralꢀ interfaceꢀ
(SPI).ꢀꢀꢀ
36ꢀThornwoodꢀDr.ꢀꢁꢀIthaca,ꢀNYꢀ14850ꢀUSAꢀꢀtel:ꢀ607ꢁ257ꢁ1080ꢀꢁꢀfax:ꢀ607ꢁ257ꢁ1146ꢀꢁꢀwww.kionix.comꢀꢁꢀinfo@kionix.comꢀ
“Kionix” is a registered trademark of Kionix, Inc. Products described herein are protected by patents issued or pending. Information provided
in this document is believed to be accurate and reliable but is not guaranteed. Kionix does not assume responsibility for its use or distribution.
No license is granted by implication or otherwise under any patent or other rights of Kionix. Kionix reserves the right to change product
specifications or discontinue this product at any time without prior notice.
©ꢀKionix 2009 All Rights Reserved
August 6, 2009 Rev. 0.7
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