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Table 16: IEEE 802.3aq 10GBASE-LRM SFP+ specifications
Data rate
Line rate (64B/66B code)
Center wavelength range
Distance
Link optical power budget
Maximum transmitter waveform and
dispersion penalty (TWDP)
Transmitter characteristics
Average launch power
Peak launch power
Root-mean-square spectral width
Launch power in OMA
Maximum average launch power of OFF
transmitter
Minimum extinction ratio
Maximum relative intensity noise at OMA—
RIN
OMA
12
Optical return loss tolerance (minimum)
Receiver characteristics
Maximum receive average power for
damage
Receiver reflectance (maximum)
For more information about the conditions used for the stressed receiver tests, and other
information, see the IEEE 802.3aq standard.
The following table (from IEEE 802.3aq) describes the maximum channel insertion loss. The
channel insertion loss includes both attenuation and connector loss (1.5 dB); therefore the
maximum fiber attenuation is 0.2 to 0.4 dB.
Installation — SFP Hardware Components
Parameter
Specifications
10.0 Gb/s
10.3125 Gb/s ± 100 ppm
1260 to 1355 nm; 1310 nm nominal
Up to 220 m, for more information, see
17: 10GBASE-LRM channel insertion loss
and range
on page 56
1.7 to 1.9 dB, for more information, see
17: 10GBASE-LRM channel insertion loss
and range
on page 56
4.7 dB
– 6.5 to 0.5 dBm
3 dBm
2.4 to 4 nm
– 4.5 to 1.5 dBm
– 30 dBm
3.5 dB
– 128 dB/Hz
– 20 dB
1.5 dBm
– 12 dB
SFP+ specifications
Table
Table
December 2012
55
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