Texas Instruments ADS5546 Handleiding
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FEATURESAPPLICATIONS
DESCRIPTION
ADS5546
SLWS183D–NOVEMBER2005–REVISEDAPRIL2007
14-BIT,190MSPSADCWITHDDRLVDS/CMOSOUTPUTS
•WirelessCommunicationsInfrastructure
•MaximumSampleRate:190MSPS
•SoftwareDefinedRadio
•14-BitResolution
•PowerAmplifierLinearization
•NoMissingCodes
•802.16d/e
•TotalPowerDissipation1.1W
•TestandMeasurementInstrumentation
•InternalSampleandHold
•HighDefinitionVideo
•73.2-dBFSSNRat70-MHzIF
•MedicalImaging
•87-dBcSFDRat70-MHzIF,0dBgain
•RadarSystems
•DoubleDataRate(DDR)LVDSandParallel
CMOSOutputOptions
•ProgrammableGainupto6dBforSNR/SFDR
ADS5546isahighperformance14-bit,190-MSPS
Trade-OffatHighIF
A/Dconverter.Itoffersstate-of-theartfunctionality
•ReducedPowerModesatLowerSample
andperformanceusingadvancedtechniquesto
Rates
minimizeboardspace.Usinganinternalsampleand
holdandlowjitterclockbuffer,theADCsupports
•Supportsinputclockamplitudedownto
bothhighSNRandhighSFDRathighinput
400mV
PP
frequencies.Itfeaturesprogrammablegainoptions
•ClockDutyCycleStabilizer
thatcanbeusedtoimproveSFDRperformanceat
•NoExternalReferenceDecouplingRequired
lowerfull-scaleanaloginputranges.
•InternalandExternalReferenceSupport
Inacompact48-pinQFN,thedeviceoffersfully
•ProgrammableOutputClockpositiontoease
differentialLVDSDDR(DoubleDataRate)interface
whileparallelCMOSoutputscanalsobeselected.
datacapture
Flexibleoutputclockpositionprogrammabilityis
•3.3-VAnalogandDigitalSupply
availabletoeasecaptureandtrade-offsetupforhold
•48-QFNPackage(7mm×7mm)
times.Atlowersamplingrates,theADCcanbe
operatedatscaleddownpowerwithnolossin
performance.ADS5546includesaninternal
reference,whileeliminatingthetraditionalreference
pinsandassociatedexternaldecoupling.Thedevice
alsosupportsanexternalreferencemode.
Thedeviceisspecifiedovertheindustrial
temperaturerange(-40°Cto85°C).
Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexas
Instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.
Copyright©2005–2007,TexasInstrumentsIncorporated
ProductsconformtospecificationsperthetermsoftheTexas
Instrumentsstandardwarranty.Productionprocessingdoesnot
necessarilyincludetestingofallparameters.
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | ADS5546 |
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