40Gb/sQSFP+SR4TransceiverProductFeaturesHighChannelCapacity:40GbpspermoduleUpto11.1GbpsDatarateperchannelMaximumlinklengthof100mlinksonOM3multimodefiberOr150monOM4multimodefiberHighReliability850nmVCSELtechnology`Electricallyhot-pluggableCompliantwithQSFP+MSACaseoperatingtemperaturerange:0°Cto70°CPowerdissipation<1.5WApplications40GEthernetInfinibandQDRFiberchannelStandardComplianttoIEEE802.3baComplianttoSFF-8436RoHSCompliant.GeneralDescriptionHTFuture’sQSFP+SR4transceivermodulesaredesignedforusein40Gigabitpersecondlinksovermultimodefiber.TheyarecompliantwiththeQSFP+MSAandIEEE802.3ba40GBASE-SR4.Theopticaltransmitterportionofthetransceiverincorporatesa4-channelVCSEL(VerticalCavitySurfaceEmittingLaser)array,a4-channelinputbufferandlaserdriver,controlandbiasblocks.Theopticalreceiverportionofthetransceiverincorporatesa4-channelPINphotodiodearray,a4-channelTIAarray,a4channeloutputbuffer,controlblocks.AbsoluteMaximumRatingsParameterSymbolMin.Typ.Max.UnitNoteStorageTemperatureTs-40-85ºCStorageAmbientHumidityHA5-95%OperatingRelativeHumidityRH--85%PowerSupplyVoltageVCC-0.3-4VSignalInputVoltageVcc-0.3-Vcc+0.3VDamagethreshold3.4dBmRecommendedOperatingConditionsParameterSymbolMin.Typ.Max.UnitNoteCaseOperatingTemperatureTcase0-70ºCWithoutairflowPowerSupplyVoltageVCC3.143.33.47VPowerSupplyCurrentICC-350mADataRateBR10.3125GbpsEachchannelTransmissionDistanceTD-100mOM3MMF150mOM4MMFOpticalCharacteristicsParameterSymbolMinTypMaxUnitNOTETransmitterCenterWavelengthλ0840860nmAverageLaunchPowereachlane-7.6-1dBmSpectralWidth(RMS)σ0.65nmOpticalExtinctionRatioER3dBAveragelaunchPoweroffeachlanePoff-30dBmTransmitterandDispersionPenaltyeachlaneTDP3.5dBOpticalReturnLossToleranceORL12dBOutputEyeMaskCompliantwithIEEE802.3baReceiverReceiverWavelengthΛin840860nmRxSensitivityperlaneRSENS-9.5dBm1InputSaturationPower(Overload)Psat2.4dBmReceiverReflectanceRr-12dBLOSDe-AssertLOSD-12dBmLOSAssertLOSA-30dBmLOSHysteresis0.5dBmNotes:MeasuredwithaPRBS231-1testpattern,@10.325Gb/s,BER<10-12.ElectricalCharacteristicsParameterSymbolMinTypMaxUnitNOTESupplyVoltageVcc3.143.33.46VSupplyCurrentIcc350mATransmitterInputdifferentialimpedanceRin100Ω1DifferentialdatainputswingVin,pp1801000mVSingleendedinputvoltagetoleranceVinT-0.34.0VReceiverDifferentialdataoutputswingVout,pp300850mV2Single-endedoutputvoltage-0.34.0V)