ADI AD74413R四通道软件可配置解决方案Word格式.docx

ADI AD74413R四通道软件可配置解决方案Word格式.docx

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Quad-channelsoftwareconfigurableinput/outputcircuit

Screwterminalstolerantto±

40Vdc

Lineprotectorstoblockpowerfromthescrewterminalstosupplies

Userconfigurablemodes

Voltageinput

Currentinput

Voltageoutput

Currentoutput

Digitalinput

RTDmeasurement

Internal16-bit,Σ-ΔADCwithoptional50Hzand60Hzrejection

13-bitmonotonicDACs

Chargepumpfortruezerovoltageoutput

HART-compatible

Internaltemperaturesensor,±

5℃accuracy

On-chipdiagnosticsincludingopencircuitandshort-circuitdetection

SPI-compatible

Temperaturerange:

−40℃to+105℃

64-leadLFCSP

AD74413R应用:

Processcontrol

Factoryautomation

Motordrives

Buildingcontrolsystems

图1.AD74413R功能框图

图2.AD74413R详细功能框图

图3.AD74413R电阻测量配置图

图4.AD74413R数字输入逻辑模式配置图

评估板EV-AD74413RSDZ

EvaluatingtheAD74413RQuad-Channel,SoftwareConfigurableInputandOutputTheEV-AD74413RSDZ（seeFigure5）isafullyfeaturedevaluationboardthatcanbeusedtoevaluatethefeaturesoftheAD74413R.

TheAD74413Risaquad-channel,softwareconfigurable,inputandoutputdevice.Thedevicehasfunctionalityforanalogoutput,analoginput,digitalinput,andresistancetemperaturedetector（RTD）measurementsintegratedintoasinglechipsolutionwithaserialperipheralinterface（SPI）.

TheEV-AD74413RSDZcanbecontrolledviaasystemdemonstrationplatform（SDP）.TheSDP-ScontrolstheEVAD74413RSDZviatheUSBportofaPCusingtheAD74413Revaluationsoftware.

TheEV-AD74413RSDZrequiresanAVDDoperatingsupplyof14Vto28.8V.WhentheEV-AD74413RSDZisconnectedtothePC,thePCpowerstheSDP-S.

SeetheAD74413RdatasheetformoreinformationabouttheAD74413R,andusersmustconsultthedatasheetinconjunctionwiththisuserguidewhenusingtheEV-AD74413RSDZ.

评估板EV-AD74413RSDZ主要特性:

FullyfeaturedevaluationboardfortheAD74413R

On-board2.5VADR4525reference

PC-basedsoftwareforcontrol

EVALUATIONKITCONTENTS

EV-AD74413RSDZevaluationboard

图5.评估板EV-AD74413RSDZ外形图

图6.评估板EV-AD74413RSDZ电路图

（1）

图7.评估板EV-AD74413RSDZ电路图

（2）

图8.评估板EV-AD74413RSDZ电路图（3）

图9.评估板EV-AD74413RSDZ电路图（4）

评估板EV-AD74413RSDZ材料清单:

图10.评估板EV-AD74413RSDZPCB设计图

（1）

图11.评估板EV-AD74413RSDZPCB设计图

（2）

图12.评估板EV-AD74413RSDZPCB设计图（3）

图13.评估板EV-AD74413RSDZPCB设计图（4）