Link Distances and Allowable Attenuation for Fiber Optic Links–from ANSI/TIA 568 (C.0, C.2, C.3)
| Parameter | Multimode | Single Mode | |||||||
| 62.5/125um TIA 492AAAA (OM1) |
50/125um TIA 492AAAB (OM2) |
850nm Laser-Optimized 50/125um TIA 492AAAC (OM3) |
TIA 492CAAA (OS1) TIA 492CAAB (OS2) |
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| Application | Nominal Wavelegnth (nm) | 850 | 1300 | 850 | 1300 | 850 | 1300 | 1310 | 1550 |
| Ethernet 10/100Base-SX | Channel Attenuation (dB) | 4.0 | 4.0 | 4.0 | |||||
| Supportable distance meter (feet) | 300 (984) |
300 (984) |
300 (984) |
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| Ethernet 100Base-FX | Channel Attenuation (dB) | 11.0 | 6.0 | 6.0 | |||||
| Supportable distance meter (feet) | 2000 (6,850) |
2000 (6,850) |
2000 (6,850) |
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| Ethernet 1000Base-SX | Channel Attenuation (dB) | 2.6 | 3.6 | 4.5 | |||||
| Supportable distance meter (feet) | 275 (900) |
550 (1,804) |
800 (2,625) |
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| Ethernet 100Base-LX | Channel Attenuation (dB) | 2.3 | 2.3 | 2.3 | 4.5 | ||||
| Supportable distance meter (feet) | 550 (1,804) |
550 (1,804) |
550 (1,804) |
5000 (16,405) |
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| Ethernet 10GBase-S | Channel Attenuation (dB) | 2.4 | 2.3 | 2.6 | |||||
| Supportable distance meter (feet) | 33 (108) |
82 (269) |
300 (984) |
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| Ethernet 10GBase-LX4 | Channel Attenuation (dB) | 2.5 | 2.0 | 2.0 | 6.3 | ||||
| Supportable distance meter (feet) | 300 (984) |
300 (984) |
300 (984) |
10,000 (32,810) |
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| Ethernet 10GBase-L | Channel Attenuation (dB) | 6.2 | |||||||
| Supportable distance meter (feet) | 10,000 (32,810) |
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| Ethernet 10GBase-LRM | Channel Attenuation (dB) | 1.9 | 1.9 | 1.9 | |||||
| Supportable distance meter (feet) | 270 (720) |
270 (720) |
270 (720) |
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| Fibre Channel 100-MX-SN-I (1062 Mbaud) | Channel Attenuation (dB) | 3.0 | 3.9 | 4.6 | |||||
| Supportable distance meter (feet) | 300 (984) |
500 (1,640) |
880 (2,822) |
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| Fibre Channel 100-SM-LC-L (1062 Mbaud) | Channel Attenuation (dB) | 7.8 | |||||||
| Supportable distance meter (feet) | 10,000 (32,810) |
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| Fibre Channel 200-SM-LC-L (2125 Mbaud) | Channel Attenuation (dB) | 2.1 | 2.6 | 3.3 | |||||
| Supportable distance meter (feet) | 150 (492) |
300 (984) |
500 (1,640) |
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| Fibre Channel 200-SM-LC-L (2125 Mbaud) | Channel Attenuation (dB) | 7.8 | |||||||
| Supportable distance meter (feet) | 10,000 (32,810) |
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| Fibre Channel 400-MX-SN-I (4250 Mbaud) | Channel Attenuation (dB) | 1.8 | 2.1 | 2.5 | |||||
| Supportable distance meter (feet) | 70 (230) |
150 (492) |
270 (886) |
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| Fibre Channel 400-SM-LC-L (4250 Mbaud) | Channel Attenuation (dB) | 7.8 | |||||||
| Supportable distance meter (feet) | 10,000 (32,810) |
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| Fibre Channel 1200-MX-SN-I (10512 Mbaud) | Channel Attenuation (dB) | 2.4 | 2.2 | 2.6 | |||||
| Supportable distance meter (feet) | 33 (108) |
82 (269) |
300 (984) |
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| Fibre Channel 1200-SM-LL-L (10512 Mbaud) | Channel Attenuation (dB) | 6.0 | |||||||
| Supportable distance meter (feet) | 10,000 (32,810) |
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| FDDI PMD ANSI X3.166 | Channel Attenuation (dB) | 11.0 | 6.0 | 6.0 | |||||
| Supportable distance meter (feet) | 2,000 (6,650) |
2,000 (6,560) |
2,000 (6,560) |
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| FDDI SMF-PMD ANSI X3.184 | Channel Attenuation (dB) | 10.0 | |||||||
| Supportable distance meter (feet) | 10,000 (32,810) |
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