Ross Ultrix 2101DR-008-11, Руководство пользователя, Страница: 36 / 56

36 • SFP-FIBER-3G,SFP-MADI-1310SM Ultrix SFP Modules Guide (v11.0)
Optical Performance Specifications
Storage Temperature -40°C to 85°C
Operating Relative Humidity ±1kV HBM
ESD Rating 5%-95% RH
Table 9.2 Optical Performance Specifications — Transmitter
Parameter Min. Typical Max. Notes
Wavelength 1280nm 1310nm 1340nm Measured at 25°C
Spectral Line Width (RMS) 1.5nm 3nm
Average Optical Output Power -5dBm -2dBm 0dBm
Extinction Ratio 7dB
Optical Signal
Intrinsic Jitter
2.97Gbps,1.485Gbps
270Mbps PRBS
30ps 60ps
2.97Gbps SMPTE
424M Pathological
50ps 70ps
1.485Gbps SMPTE
292M Pathological
60ps 100ps
270Mbps SMPTE
259M Pathological
110ps 180ps
Optical Signal Rise Time (20-80%)
2.97Gbps SMPTE 424M
135ps
Optical Signal Fall Time (20-80%)
2.97Gbps SMPTE 424M
135ps
Laser Power Monitoring Accuracy -2dB +2dB
Table 9.3 Optical Performance Specifications — Receiver
Parameter Min. Typical Max. Notes
Wavelength 1260nm 1620nm
Sensitivity (ER=7dB) -25dBm -22dBm
The sensitivity and the
overload specifications
refer to the input power
levels for BER=1E-12
against PRBS and
pathological pattern at
SMPTE 259M, 292M,
and 424M rates.
Overload 0dBm
Loss of Signal Asserted
a
a. Condition: 2.97Gbps PRBS, ER=7dB
-31dBm
Loss of Signal De-asserted
a
-23dBm
Loss of Signal Optical Hysteresis
a
0.5dB
Maximum Back Reflection -27dB
Input Power Monitoring Accuracy -2dB 2dB
Table 9.1 Absolute Maximum Ratings
Parameter Value