SM SFP модуля оптического трансивера

Features Up to 2.488Gb/s bi-directional data links 1550nm DFB laser and PIN photodetector for 40km transmission Compliant with SFP MSA duplex LC receptacle Digital Diagnostic Monitoring: Internal Calibration or External Calibration Compatible with RoHS +3.3V single power supply Operating case temperature: Standard : 0 to +70°C APPLICATIONS SDH STM-16 and SONET OC-48 system 2X Fiber Channel Other optical transmission systems OpticalCharacteristics(TOP=0to70°C,VCC=3.00to3.60Volts) Parameter Symbol Min Typ Max Unit Ref. TransmitterOutputOpt.power POUT -2 3 dBm 1 OpticalWavelength λ 1540 1570 nm SpectralWidth σ 1 nm OpticalModulationAmplitude OMA 174 μW 2 OpticalRise/FallTime tr/tf 180 ps 3 SidemodeSupressionratio SSRmin 30 dB RelativeIntensityNoise RIN -120 dB/Hz DeterministicJitterContribution TXΔDJ 20 56.5 4 TotalJitterContribution TXΔTJ 70 119 OpticalExtinctionRatio ER 9 dB ReceiverAverageRxSensitivity@2.125Gb/s(2XFibreChannel) RSENS -21 dBm 5,6 AverageRxSensitivity@1.25Gb/s(GigabitEthernet) RSENS -22 dBm 5,6 AverageRxSensitivity@1.06Gb/s(1XFibreChannel) RSENS -22 dBm 5,6 StressedRXsens.=1.25Gb/s -18 -14.5 dBm AverageReceivedPower RxMAX 0 dBm ReceiverElec.3dBcutofffreq. 1500 MHz OpticalCenterWavelength λC 1270 1600 nm ReturnLoss 12 dB LOSDe-Assert LOSD -23 -19 dBm LOSAssert LOSA -30 -25 dBm LOSHysteresis 0.5 dB Notes: 1.Class1LaserSafetyperFDA/CDRHandEN(IEC)60825regulations. 2.EquivalentextinctionratiospecificationforFibreChannel.AllowssmallerERathigheraveragepower. 3.Unfiltered,20-80%.ComplieswithIEEE802.3(Gig.E),FC1xand2xeyemaskswhenfiltered. 4.MeasuredwithDJ-freedatainputsignal.Inactualapplication,outputDJwillbethesumofinputDJandDJ.Δ 5.MeasuredwithconformancesignalsdefinedinFC-PI13.0specifications. 6.MeasuredwithPRBS27-1at10-12BER