Cisco Cisco DWDM Transceiver Modules 安装指南
6
Cisco 10-Gigabit Ethernet XENPAK Transceiver Modules Installation Note
78-15665-07
Safety
Safety
Safety warnings appear throughout this publication in procedures that may harm you if performed
incorrectly or are ignored. A warning symbol precedes each warning statement.
incorrectly or are ignored. A warning symbol precedes each warning statement.
Table 5
DWDM XENPAK Transceiver Optical Transmit and Receive Specifications
Parameter Symbol
Minimum
Typical
Maximum
Units
Notes and
Conditions
Conditions
Transmitter
Spectral Width
—
—
0.2
m
Full width, -20 dB
from maximum,
with resolution
bandwidth (RBW) =
0.01 nm
from maximum,
with resolution
bandwidth (RBW) =
0.01 nm
Transmitter Center
Wavelength
Wavelength
—
x–100 x
x+100 pm Refer
wavelengths.
Side-Mode
Suppression Ratio
Suppression Ratio
SMSR 30
—
—
dB
—
Transmitter
Extinction Ratio
Extinction Ratio
OMI 9
—
—
dB —
Transmitter Optical
Output Power
Output Power
P-out –1.0
—
3.0
dBm Average
power
coupled into
single-mode fiber.
single-mode fiber.
Receiver
Receiver Optical
Input Wavelength
Input Wavelength
—
1530 —
1565 nm —
Receiver Damage
Threshold
Threshold
—
—
—
–1
dBm
—
Dispersion Tolerance —
–500
1600
ps/nm
—
Power-Limited Performance (measured at optical signal-to-noise ratio [OSNR] of 30 dB at 0.1-nm
RBW)
RBW)
Optical Input Power Pin
–24.0
–7.0
dBm
1
1.
At bit error rate (BER) = 10e-12 with an IEEE802.3 test pattern.
Dispersion Power
Penalty
Penalty
—
—
—
3
dB
1
Noise-Limited Performance (measured at OSNR of 23 dB at 0.1-nm RBW)
Optical Input Power Pin
–17.0
–7.0
dBm
1
Dispersion OSNR
Penalty
Penalty
—
—
—
3
dB
1