Texas Instruments ADS8317 Handleiding

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ADS8317

ADS8317

SAR

Serial

Interface

Comparator

ADS8317

S/HAmp

DCLOCK

D

OUT

CS/SHDN

+IN

REF

−

IN

CDAC

ADS8317

www.ti.com

....................................................................................................................................................SBAS356D–JUNE2007–REVISEDOCTOBER2009

16-Bit,High-Speed,2.7Vto5.5VmicroPowerSampling

ANALOG-TO-DIGITALCONVERTER

CheckforSamples:ADS8317

1

FEATURES

DESCRIPTION

23

•16BitsNoMissingCodes(Full-SupplyRange,

TheADS8317isa16-bit,sampling,analog-to-digital

HighorLowGrade)

(A/D)converterspecifiedforasupplyvoltagerange

from2.7Vto5.5V.Itrequiresverylittlepower,even

•VeryLowNoise:5LSB

PP

whenoperatingatthefulldatarate.Atlowerdata

•ExcellentLinearity:

rates,thehighspeedofthedeviceenablesitto

±0.8LSBtyp,±1.5LSBmaxINL

spendmostofitstimeinthepower-downmode.For

+0.7LSBtyp,+1.25LSBmaxDNL

example,theaveragepowerdissipationislessthan

±1mVmaxOffset

0.2mWata10kHzdatarate.

±16LSBtypGainError

TheADS8317offersexcellentlinearityandverylow

•microPower:

noiseanddistortion.Italsofeaturesasynchronous

10mWat5V,250kHz

serial(SPI/SSI-compatible)interfaceandadifferential

4mWat2.7V,200kHz

input.Thereferencevoltagecanbesettoanylevel

2mWat2.7V,100kHz

withintherangeof0.1VtoV

DD

/2.

0.2mWat2.7V,10kHz

LowpowerandsmallsizemaketheADS8317ideal

•Packages:MSOP-8,SON-8

forportableandbattery-operatedsystems.Itisalso

anexcellentfitforremotedata-acquisitionmodules,

•Pin-CompatiblewiththeADS8321

simultaneousmultichannelsystems,andisolated

•Serial(SPI™/SSI)Interface

dataacquisition.TheADS8317isavailablein

MSOP-8andSON-8packages.TheSONpackage

APPLICATIONS

sizeisthesameasa3x3QFNpackage.

•Battery-OperatedSystems

•RemoteDataAcquisition

•IsolatedDataAcquisition

•SimultaneousSampling,Multichannel

Systems

•IndustrialControls

•Robotics

•VibrationAnalysis

1

Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexas

Instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.

2SPIisatrademarkofMotorola,Inc.

3Allothertrademarksarethepropertyoftheirrespectiveowners.

PRODUCTIONDATAinformationiscurrentasofpublicationdate.

Copyright©2007–2009,TexasInstrumentsIncorporated

ProductsconformtospecificationsperthetermsoftheTexas

Instrumentsstandardwarranty.Productionprocessingdoesnot

necessarilyincludetestingofallparameters.

Product specificaties