Texas Instruments ADC14155 Bedienungsanleitung
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ADC14155
www.ti.com
SNAS350I–APRIL2006–REVISEDAPRIL2013
ADC1415514-Bit,155MSPS,1.1GHzBandwidthA/DConverter
CheckforSamples:ADC14155
1
FEATURES
DESCRIPTION
TheADC14155isahigh-performanceCMOSanalog-
2
•1.1GHzFullPowerBandwidth
to-digitalconvertercapableofconvertinganaloginput
•InternalSample-and-HoldCircuit
signalsinto14-bitdigitalwordsatratesupto155
•LowPowerConsumption
MegaSamplesPerSecond(MSPS).Thisconverter
usesadifferential,pipelinedarchitecturewithdigital
•InternalPrecision1.0VReference
errorcorrectionandanon-chipsample-and-hold
•Single-EndedorDifferentialClockModes
circuittominimizepowerconsumptionandthe
•DataReadyOutputClock
externalcomponentcount,whileprovidingexcellent
dynamicperformance.Auniquesample-and-hold
•ClockDutyCycleStabilizer
stageyieldsafull-powerbandwidthof1.1GHz.The
•Dual+3.3Vand+1.8VSupplyOperation
ADC14155operatesfromdual+3.3Vand+1.8V
(+/-10%)
powersuppliesandconsumes967mWofpowerat
•Power-DownMode
155MSPS.
•OffsetBinaryor2'sComplementOutputData
Theseparate+1.8Vsupplyforthedigitaloutput
Format
interfaceallowslowerpoweroperationwithreduced
•48-pinWQFNPackage,(7x7x0.8mm,0.5mm
noise.Apower-downfeaturereducesthepower
consumptionto5mWwiththeclockinputdisabled,
Pin-Pitch)
whilestillallowingfastwake-uptimetofulloperation.
APPLICATIONS
Thedifferentialinputsprovideafullscaledifferential
inputswingequalto2timesthereferencevoltage.A
•HighIFSamplingReceivers
stable1.0Vinternalvoltagereferenceisprovided,or
•WirelessBaseStationReceivers
theADC14155canbeoperatedwithanexternal
•PowerAmplifierLinearization
reference.
•Multi-carrier,Multi-modeReceivers
TheADC14155canbeconfiguredforeithersingle-
•TestandMeasurementEquipment
endedordifferentialoperation.Clockmode
(differentialversussingle-ended)andoutputdata
•CommunicationsInstrumentation
format(offsetbinaryversus2'scomplement)arepin-
•RadarSystems
selectable.Adutycyclestabilizermaintains
performanceoverawiderangeofclockdutycycles.
KEYSPECIFICATIONS
TheADC14155isavailableina48-leadWQFN
•Resolution:14Bits
packageandoperatesovertheindustrialtemperature
•ConversionRate:155MSPS
rangeof−40°Cto+85°C.
•SNR(f
IN
=70MHz):71.3dBFS(typ)
•SFDR(f
IN
=70MHz):87.0dBFS(typ)
•ENOB(f
IN
=70MHz):11.5bits(typ)
•FullPowerBandwidth:1.1GHz(typ)
•PowerConsumption:967mW(typ)
1
Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof
TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
2Alltrademarksarethepropertyoftheirrespectiveowners.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.
Copyright©2006–2013,TexasInstrumentsIncorporated
ProductsconformtospecificationsperthetermsoftheTexas
Instrumentsstandardwarranty.Productionprocessingdoesnot
necessarilyincludetestingofallparameters.
Produktspezifikationen
| Marke: | Texas Instruments |
| Kategorie: | Nicht kategorisiert |
| Modell: | ADC14155 |
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