Juniper M120 - Calculating Power Budget and Power Margin for Fiber-Optic Cables

Table 32: Optical Interface Support for SONET/SDH OC48c/STM16 PICs with SFP (continued)
Long Reach (LR)Intermediate Reach (IR)Short Reach (SR)Parameter
SMF cable: 49.71 miles/80 kmSMF cable: 9.3 miles/15 kmSMF cable: 1.24 miles/2 kmMaximum distance
Telcordia GR-253—L-16.3Telcordia GR-253Telcordia GR-253Standard
1500 through 1580 nm1260 through 1360 nm1266 through 1360 nmTransmitter
wavelength
–2 through +3 dBm–5 through 0 dBm–10 through –3 dBmAverage launch power
–9 dBm0 dBm–3 dBmReceiver saturation
–28 dBm–18 dBm–18 dBmReceiver sensitivity
102 ■ SONET/SDH OC48c/STM16 PIC with SFP
M120 Internet Router PIC Guide