Datasheet

Caution:
Risk of equipment damage
To prevent damage to the optical receiver, ensure that at least 1 dB of attenuation is present
between the transmit and receive ports.
Table 25: IEEE 802.3ae 10GBASE-SR XFP specifications
Parameter Specifications
Data rate 10.0 Gb/s
Line rate (64B/66B code) 10.3125 gigabits per second (Gb/s) ± 100
parts per million (ppm)
Mean Time Between Failures (MTBF) 675 000 hours
Center wavelength range 840 to 860 nanometers (nm), nominal 850
nm
Distance Using 62.5 µm MMF optic cable:
• 160 MHz-km fiber: 2 to 26 m
• 200 MHz-km fiber: 2 to 33 m
Using 50 µm MMF optic cable:
• 400 MHz-km fiber: 2 to 66 m
• 500 MHz-km fiber: 2 to 82 m
• 2000 MHz-km fiber: 2 to 300 m
Link optical power budget 7.3 dB
Maximum transmitter and dispersion penalty 3.9 dB at 300 m
Transmitter characteristics
Root-mean-square spectral width 0.05 to 0.40 nm
Launch power – 7.3 to – 1.0 deciBels referenced to 1
milliwatt (dBm)
Maximum average launch power of OFF
transmitter
– 30 dBm
Minimum extinction ratio 3.0 dB
Maximum relative intensity noise
12
OMA – 128 dB per Hertz (dB/Hz)
Maximum optical return loss tolerance – 12 dB
Receiver characteristics
Average receive power for BER 10
-12
– 9.9 to – 1.0 dBm
Maximum average receive power for
damage
0 dBm
10GBASE-SR XFP specifications
Installation — SFPs and XFPs December 2010 55