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LT5579 Datasheet(PDF) 3 Page - Linear Technology |
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LT5579 Datasheet(HTML) 3 Page - Linear Technology |
3 / 20 page LT5579 5579fa ac elecTrical characTerisTics V CC = 3.3V, TA = 25°C, PIF = –5dBm (–5dBm/tone for 2-tone tests, ∆f = 1MHz), PLO = –1dBm, unless otherwise noted. Test circuits are shown in Figure 1. (Notes 2, 3) PARAMETER CONDITIONS MIN TYP MAX UNITS IFInputReturnLoss ZO=50Ω,ExternalMatch 15 dB LOInputReturnLoss ZO=50Ω,1100MHzto4000MHz >9 dB RFOutputReturnLoss ZO=50Ω,ExternalMatch >10 dB LOInputPower –5to2 dBm VCC = 3.3V, TA = 25°C, PIF = –5dBm (–5dBm/tone for 2-tone tests, ∆f = 1MHz), PLO = –1dBm, unless otherwise noted. Low side LO for 1750MHz and 3600MHz. High side LO for 2140MHz and 2600MHz. (Notes 2, 3, 4) PARAMETER CONDITIONS MIN TYP MAX UNITS ConversionGain fIF=240MHz,fRF=1750MHz fIF=240MHz,fRF=2140MHz fIF=456MHz,fRF=2600MHz fIF=456MHz,fRF=3600MHz 1.8 2.6 1.3 –0.5 dB dB dB dB ConversionGainvsTemperature (TA=–40°Cto85°C) fIF=240MHz,fRF=1750MHz fIF=240MHz,fRF=2140MHz fIF=456MHz,fRF=2600MHz fIF=456MHz,fRF=3600MHz –0.020 –0.020 –0.027 –0.027 dB/°C dB/°C dB/°C dB/°C Output3rdOrderIntercept fIF=240MHz,fRF=1750MHz fIF=240MHz,fRF=2140MHz fIF=456MHz,fRF=2600MHz fIF=456MHz,fRF=3600MHz 29 27.3 26.2 23.2 dBm dBm dBm dBm Output2ndOrderIntercept fIF=240MHz,fRF=1750MHz fIF=240MHz,fRF=2140MHz fIF=456MHz,fRF=2600MHz fIF=456MHz,fRF=3600MHz 41 42 45 54 dBm dBm dBm dBm SingleSidebandNoiseFigure fIF=240MHz,fRF=1750MHz fIF=240MHz,fRF=2140MHz fIF=456MHz,fRF=2600MHz fIF=456MHz,fRF=3600MHz 9.2 9.9 12 12 dB dB dB dB OutputNoiseFloor(POUT=–5dBm) fIF=240MHz,fRF=1750MHz fIF=240MHz,fRF=2140MHz fIF=456MHz,fRF=2600MHz fIF=456MHz,fRF=3600MHz –159.5 –158.1 –157.5 –155.5 dBm/Hz dBm/Hz dBm/Hz dBm/Hz Output1dBCompression fIF=240MHz,fRF=1750MHz fIF=240MHz,fRF=2140MHz fIF=456MHz,fRF=2600MHz fIF=456MHz,fRF=3600MHz 13.3 13.9 13.7 10.7 dBm dBm dBm dBm IFtoLOIsolation fIF=240MHz,fRF=1750MHz fIF=240MHz,fRF=2140MHz fIF=456MHz,fRF=2600MHz fIF=456MHz,fRF=3600MHz 83 81 74 73 dB dB dB dB LOtoIFLeakage fIF=240MHz,fRF=1750MHz fIF=240MHz,fRF=2140MHz fIF=456MHz,fRF=2600MHz fIF=456MHz,fRF=3600MHz –23 –28 –26 –22 dBm dBm dBm dBm LOtoRFLeakage fIF=240MHz,fRF=1750MHz fIF=240MHz,fRF=2140MHz fIF=456MHz,fRF=2600MHz fIF=456MHz,fRF=3600MHz –39 –35 –36 –35 dBm dBm dBm dBm Note 1:StressesbeyondthoselistedunderAbsoluteMaximumRatings maycausepermanentdamagetothedevice.ExposuretoanyAbsolute MaximumRatingconditionforextendedperiodsmayaffectdevice reliabilityandlifetime. Note 2:Eachsetoffrequencyconditionsrequiresappropriatematching (seeFigure1). Note 3:TheLT5579isguaranteedfunctionalovertheoperating temperaturerangefrom–40°Cto85°C. Note 4:SSBnoisefiguremeasurementsperformedwithasmall-signal noisesourceandbandpassfilteronLOsignalgenerator.NootherIFsignal applied. |
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