Texas Instruments LMX8410L Handleiding

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RF input

IQ LO

generator

MUX

OSCin

IF I Output

Synthesizer

LO output

IF Q Output

External LO input

SPI

Interface

SYNC

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AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,

intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.

LMX8410L

SNAS730A–MARCH2018–REVISEDNOVEMBER2018

LMX8410LHigh-PerformanceMixerWithIntegratedSynthesizer

1

1Features

1

•WidebandRFInput:4to10GHz

•LargeIFBandwidth:DCto1350MHz

•InputIP3:28dBmat5-GHzRFInput

•NoiseFigure:15dBat5-GHzRFInput

•HighVoltageConversionGain:11dBat5-GHz

RFInput

•IntegratedWidebandRFInputBalun

•AutomaticOfflineDCOffsetCorrectionto±2mV

•ProgrammableIMRRCalibration

•SYNCFeatureforMultipleDevices

•High-PerformanceIntegratedLOSynthesizer:

56.5-dBcDSBIntegratedNoiseat5-GHzcarrier

•ExternalLOmode:IntegratedLOSynthesizercan

beBypassed;SupportExternalLOInjection

•IntegratedLow-NoiseLDOs

•7-mm×7-mm48-pinQFNPackage

2Applications

•TestandMeasurementEquipment

•WirelessInfrastructure

•PhasedArrayRadar

•MicrowaveBackhaul

•SatelliteCommunications

•Software-DefinedRadio

3Description

TheLMX8410Lisahigh-performancewideband(RF

frequencyinputfrom4to10GHz)I/Qdemodulator

withanintegratedLOandIFamplifier.WithIIP3of

28dBmandNFof15dB(bothat5GHz),itprovides

excellentdynamicrangeforhighperformance

applications.Thedeviceofferslargecomplex

bandwidthof2.7GHzforhighdata-rateapplications.

TheLMX8410LoffersanautomaticDCoffset

correctionalgorithmthatreducestheoffsettoless

than±2mV.FinecontrolofgainandphaseofIand

QchannelsisenabledusingSPIinterfacetoachieve

highimagerejection.

TheLMX8410Lhasahighlevelofintegration

providinghighperformancewhilesavingboardspace

andcomplexity.ItintegratesawidebandRFinput

balun,eliminatingtheneedforexternalbaluns.It

integratesahigh-performancePLLandVCO,

eliminatingtheneedforexternalLOandLOdriver.

ThedevicealsointegratesanIFamplifierandseveral

lownoiseLDOs,furthersimplifyingtheboard.

TheLMX8410Lintegratesaverylow-noise

synthesizer,withaPLLFOMof–236dBc/Hz,

providingupto56.5-dBcDSBintegratednoiseat

5GHzcarrier.TheLOallowsforphase

synchronizationacrossmultipledevices.Thehigh-

performancesynthesizeroutputcanbebroughtoutto

driveanotherstageoradataconverter.The

integratedLOcanbebypassedforapplicationsthat

shareacommonexternalLO.

DeviceInformation

(1)

PARTNUMBERPACKAGEBODYSIZE(NOM)

LMX8410LVQFN(48)7.00mm×7.00mm

(1)Forallavailablepackages,seetheorderableaddendumat

theendofthedatasheet.

SimplifiedBlockDiagram

Product specificaties