MAX19993设计的1.2-1.7GHz下变换混频方案

MAX19993主要特性：

S1200MHzto1700MHzRFFrequencyRange

S1000MHzto1560MHzLOFrequencyRange

S50MHzto500MHzIFFrequencyRange

S6.4dBTypicalConversionGain

S9.8dBTypicalNoiseFigure

S+27dBmTypicalInputIP3

S15.4dBmTypicalInput1dBCompressionPoint

S72dBcTypical2RF-2LOSpuriousRejectionatPRF=-10dBm

SDualChannelsIdealforDiversityReceiverApplications

S47dBTypicalChannel-to-ChannelIsolation

SLow-6dBmto+3dBmLODrive

SIntegratedLOBuffer

SInternalRFandLOBalunsforSingle-EndedInputs

SBuilt-InSPDTLOSwitchwith57dBLO-to-LOIsolationand50nsSwitchingTime

SPinCompatiblewiththeMAX9985/19985A/MAX9995/MAX19993A/MAX19994/

MAX19994A/MAX19995/MAX19995ASeriesof700MHzto2200MHzMixers

SPinSimilartotheMAX19997A/MAX19999Seriesof1850MHzto4000MHzMixers

SSingle+5Vor+3.3VSupply

SExternalCurrent-SettingResistorsProvideOptionforOperatingDeviceinReduced-Power/Reduced-PerformanceMode

MAX19993应用：

WCDMA/LTEBaseStations

WirelessLocalLoop

FixedBroadbandWirelessAccess

PrivateMobileRadios

MilitarySystems

图1。MAX19993方框图

图2。MAX19993典型应用电路图

元件数值列表：