
Gigabit Fiber Optical Characteristics
Transmit Characteristics
Table
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| 10 Micron |
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| 62.5 Micron | 50 Micron |
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Description |
| Multimode Fiber | Multimode Fiber | Fiber | Unit |
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Transmitter type |
| Longwave Laser | Longwave Laser | Longwave Laser |
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Signaling speed (range) | 1.25 ± 100 ppm | 1.25 ± 100 ppm | 1.25 ± 100 ppm | GBd | |
Wavelength (range) | 1270 to 1355 | 1270 to 1355 | 1270 to 1355 | nm | |
T rise /T fall |
| 0.26 | 0.26 | 0.26 | ns |
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RMS spectral width (maximum) | 4 | 4 | 4 | nm | |
Average launch power (maximum) | – 3 | – 3 | – 3 | dBm | |
Average launch power (minimum) | – 11.5 | – 11.5 | – 11.0 | dBm | |
Average launch power of OFF | – 30 | – 30 | – 30 | dBm | |
transmitter (maximum) |
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Extinction ratio (minimum) | 9 | 9 | 9 | dB | |
RIN (maximum) |
| – 120 | – 120 | – 120 | dB/Hz |
Coupled Power Ratio (CPR)1 | 28 < CPR < 40 | 12 < CPR < 20 | N/A | dB | |
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1Due to the dual media
Receive Characteristics
Table
Table |
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Description |
| Value | Units | |
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Signaling speed (range) | 1.25 ± 100 ppm | GBd | ||
Wavelength (range) | 1270 to 1355 | nm | ||
Average receive power (maximum) | – 3 | dBm | ||
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| (continued) | |
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