Модуль с двумя направлениями письма

BiDi module Feature : High stability DFB/FP laser diode , Built-in optical isolator Low threshold current, Low operating current Emission wavelength 1310nm/1550nmHigh responsivity,InGaAs PIN DIODE Low capacitance, Low dark current Integrated high-isolation, Low insertion loss WDM Application in CDMA,CATV LaserDiode Parameter Symbol Min Typ Max Unit Remark RatedOutputPower Ith+20Ma Po 1.5 2 -- mW CW ThresholdCurrent Ith -- 10 -- mA CW OperatingCurrent Iop -- 30 -- mA CW ForwardVoltage Vop -- 1.2 1.5 V Po=2mw PeakWavelength λc 1290 1310 1330 nm Po=2mw,Tc=25°C 1530 1550 1570 Spectralwidth λ -- -- 1 nm -20dB SpectealShift λ/T -- -- 0.1 Nm/°C Po=2mw,Tc=25°C Sidemodesuppressionratio SMSR 30 40 -- dB Po=2mw Trackingerror TE -1 -- 1 dB Im=cost, TE=10log(p/2) Monitorcurrent Im 0.1 -- 0.8 mA Vrpd=5V, Po=2mW Monitordarkcurrent Id -- -- 0.1 μA Vrpd=5V, Relativeintensitynoise Rin -- -155 -134 dB/Hz OpRl<-40dB F=2400MHz Isolation ISO 30 -- -- dB RFBandpassflatness BF -- -- 4 dB Peaktovalley, 80MHzto2400MHz In30MHzbandpassBF<0.5dB IMD3 IMD3 -- -65 -70 dBc 2tonetest, f1=2200MHz,f2=2202.5MHz,OMI=20%/tone, PINdiode Operatingwavelength λc 1100 -- 1700 nm Bandwidth(-3dB) BW -- 2.5 -- GHz Capacitance C -- -- 0.5 pf Vcc=5V Darkcurrent Id -- 1 -- nA Vcc=5V Responsivity R 0.8 0.85 -- A/W Vcc=5V Saturationpower Psat 3 -- -- dbm CSO -70 CTB -80 Opticalreturnloss ORL 45 dB