Texas Instruments ADC124S101 Handleiding

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CSSCLK

DOUT

DIN

IN1

GND

IN4

IN3IN2

V

A

ADC124S101

ADC124S101

www.ti.com

SNAS283D–MARCH2005–REVISEDMARCH2013

ADC124S1014Channel,500kspsto1Msps,12-BitA/DConverter

CheckforSamples:ADC124S101

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FEATURES

DESCRIPTION

TheADC124S101isalow-power,four-channel

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•SpecifiedOveraRangeofSampleRates

CMOS12-bitanalog-to-digitalconverterwithahigh-

•FourInputChannels

speedserialinterface.Unliketheconventional

•VariablePowerManagement

practiceofspecifyingperformanceatasinglesample

rateonly,theADC124S101isfullyspecifiedovera

•SinglePowerSupplywith2.7V-5.25Vrange

sampleraterangeof500kspsto1Msps.The

converterisbasedonasuccessive-approximation

APPLICATIONS

registerarchitecturewithaninternaltrack-and-hold

•PortableSystems

circuit.Itcanbeconfiguredtoacceptuptofourinput

signalsatinputsIN1throughIN4.

•RemoteDataAcquisition

•InstrumentationandControlSystems

Theoutputserialdataisstraightbinary,andis

compatiblewithseveralstandards,suchasSPI™,

QSPI™,MICROWIRE,andmanycommonDSP

KEYSPECIFICATIONS

serialinterfaces.

•DNL:+0.9/−0.6LSB(typ)

TheADC124S101operateswithasinglesupplythat

•INL:±0.64LSB(typ)

canrangefrom+2.7Vto+5.25V.Normalpower

•SNR:72.4dB(typ)

consumptionusinga+3Vor+5Vsupplyis4.3mW

•PowerConsumption

and13.1mW,respectively.Thepower-downfeature

reducesthepowerconsumptiontojust0.14µWusing

–3VSupply:4.3mW(typ)

a+3Vsupply,or0.32µWusinga+5Vsupply.

–5VSupply:13.1mW(typ)

TheADC124S101isavailableina10-leadVSSOP

package.Operationovertheindustrialtemperature

rangeof−40°Cto+85°C.

Thesedeviceshavelimitedbuilt-inESDprotection.Theleadsshouldbeshortedtogetherorthedeviceplacedinconductivefoam

duringstorageorhandlingtopreventelectrostaticdamagetotheMOSgates.

Table1.PIN-COMPATIBLEALTERNATIVESBYRESOLUTIONANDSPEED

(1)

ResolutionSpecifiedforSampleRateRangeof:

50to200ksps200to500ksps500kspsto1Msps

12-bitADC124S021ADC124S051ADC124S101

10-bitADC104S021ADC104S051ADC104S101

8-bitADC084S021ADC084S051ADC084S101

(1)Alldevicesarefullypinandfunctioncompatible.

ConnectionDiagram

Figure1.10-LeadVSSOP

SeeDGSPackage

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Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof

TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.

2Alltrademarksarethepropertyoftheirrespectiveowners.

PRODUCTIONDATAinformationiscurrentasofpublicationdate.

Copyright©2005–2013,TexasInstrumentsIncorporated

ProductsconformtospecificationsperthetermsoftheTexas

Instrumentsstandardwarranty.Productionprocessingdoesnot

necessarilyincludetestingofallparameters.

Product specificaties