Texas Instruments ADS5440 Handleiding

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DESCRIPTION

Reference

Timing

CLK

OVRD[12:0]

CLK

5

DRY

VREF

AIN

AIN

TH1

55

Σ

DAC2

ADC2

ADC3

Σ

DAC1

ADC1

AV

DD

DV

DD

GND

Digital Error Correction

+

−

+

−

B0061-01

DRYOVR

A1TH2A2A3TH3

ADS5440

SLAS467A–JULY2005–REVISEDDECEMBER2005

13-BIT210MSPSANALOG-TO-DIGITALCONVERTER

•TestandMeasurement

•13-BitResolution

•Software-DefinedRadio

•210MSPSSampleRate

•Multi-channelBasestationReceivers

•SNR=69dBcat100-MHzIFand210MSPS

•BasestationTxDigitalPredistortion

•SFDR=76dBcat100-MHzIFand210MSPS

•CommunicationsInstrumentation

•SNR=68.1dBcat230-MHzIFand210MSPS

•SFDR=74dBcat230-MHzIFand210MSPS

•2.2V

PP

DifferentialInputVoltage

•ADS5424-14-bit,105MSPSADC

•FullyBufferedAnalogInputs

•ADS5423-14-bit,80MSPSADC

•5VAnalogSupplyVoltage

•ADS5444-13-bit,250MSPSADC

•LVDSCompatibleOutputs

•TotalPowerDissipation:2W

•OffsetBinaryOutputFormat

•TQFP-80PowerPAD™Package

•PinCompatiblewiththeADS5444

•IndustrialTemperatureRange=–40°Cto85°C

TheADS5440isa13-bit210MSPSanalog-to-digitalconverter(ADC)thatoperatesfroma5Vsupply,while

providingLVDS-compatibledigitaloutputsfroma3.3Vsupply.TheADS5440inputbufferisolatestheinternal

switchingoftheonboardtrackandhold(T&H)fromdisturbingthesignalsource.Aninternalreferencegenerator

isalsoprovidedtofurthersimplifythesystemdesign.TheADS5440hasoutstandinglownoiseandlinearityover

inputfrequency.

TheADS5440isavailableinan80-pinTQFPPowerPAD™package.TheADS5440isbuiltonastateoftheart

TexasInstrumentscomplementarybipolarprocess(BiCom3X)andisspecifiedoverthefullindustrial

temperaturerange(–40°Cto85°C).

Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexas

Instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.

PowerPADisatrademarkofTexasInstruments.

PRODUCTIONDATAinformationiscurrentasofpublicationdate.

Copyright©2005,TexasInstrumentsIncorporated

ProductsconformtospecificationsperthetermsoftheTexas

Instrumentsstandardwarranty.Productionprocessingdoesnot

necessarilyincludetestingofallparameters.

Product specificaties