Texas Instruments ADC104S021 Bedienungsanleitung

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ADC104S021

www.ti.com

SNAS278H–FEBRUARY2005–REVISEDMARCH2013

ADC104S021/ADC104S021Q4-Channel,50kspsto200ksps,10-BitA/DConverter

CheckforSamples:ADC104S021

1

FEATURES

DESCRIPTION

TheADC104S021/ADC104S021Qisalow-power,

2

•SpecifiedoveraRangeofSampleRates.

four-channelCMOS10-bitanalog-to-digitalconverter

•FourInputChannels

withahigh-speedserialinterface.Unlikethe

•VariablePowerManagement

conventionalpracticeofspecifyingperformanceata

singlesamplerateonly,the

•SinglePowerSupplywith2.7V-5.25VRange

ADC104S021/ADC104S021Qisfullyspecifiedovera

•ADC104S021QisAEC-Q100Grade3Qualified

sampleraterangeof50kspsto200ksps.The

andisManufacturedonanAutomotiveGrade

converterisbasedonasuccessive-approximation

Flow

registerarchitecturewithaninternaltrack-and-hold

•MeetsAEC-Q100-011C2CDMClassification

circuit.Itcanbeconfiguredtoacceptuptofourinput

signalsatinputsIN1throughIN4.

APPLICATIONS

Theoutputserialdataisstraightbinary,andis

compatiblewithseveralstandards,suchasSPI™,

•PortableSystems

QSPI™,MICROWIRE,andmanycommonDSP

•RemoteDataAcquisition

serialinterfaces.

•InstrumentationandControlSystems

TheADC104S021/ADC104S021Qoperateswitha

•Automotive

singlesupply,thatcanrangefrom+2.7Vto+5.25V.

Normalpowerconsumptionusinga+3Vor+5V

KEYSPECIFICATIONS

supplyis1.94mWand6.9mW,respectively.The

power-downfeaturereducesthepowerconsumption

•DNL:±0.13LSB(typ)

tojust0.12µWusinga+3Vsupply,or0.47µWusing

•INL:±0.13LSB(typ)

a+5Vsupply.

•SNR:61.8dB(typ)

TheADC104S021/ADC104S021Qispackagedina

•PowerConsumption

10-leadVSSOPpackage.Operationoverthe

–3VSupply:1.94mW(typ)

industrialtemperaturerangeof−40°Cto+85°Cis

ensured.

–5VSupply:6.9mW(typ)

Table1.Pin-CompatibleAlternativesbyResolutionandSpeed

(1)

ResolutionSpecifiedforSampleRateRangeof:

50to200ksps200to500ksps500kspsto1Msps

12-bitADC124S021ADC124S051ADC124S101

10-bitADC104S021/ADC104S021QADC104S051ADC104S101

8-bitADC084S021ADC084S051ADC084S101

(1)Alldevicesarefullypinandfunctioncompatible.

1

Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof

TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.

2Alltrademarksarethepropertyoftheirrespectiveowners.

PRODUCTIONDATAinformationiscurrentasofpublicationdate.

Copyright©2005–2013,TexasInstrumentsIncorporated

ProductsconformtospecificationsperthetermsoftheTexas

Instrumentsstandardwarranty.Productionprocessingdoesnot

necessarilyincludetestingofallparameters.

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