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SONET/SDH OC3/STM1 Optical Interface Specifications

 

SONET/SDH OC3/STM1 Specifications

Table 1 shows the multimode SONET/SDH OC3/STM1 optical interface specifications.

Table 1: SONET/SDH OC3/STM1 Multimode Optical Interface Specifications

Parameter

Multimode

Optical interface

Multimode

Maximum distance

MMF cable: 1.2 miles (2 km)

Standard

Multivendor agreement

Transmitter wavelength

1270 through 1380 nm

Average launch power

–20 through –14 dBm

Receiver saturation

–14 dBm

Receiver sensitivity

–30 dBm

SONET/SDH OC3/STM1 Intermediate Reach (IR-1) Specifications

Table 2 shows the SONET/SDH OC3/STM1 intermediate reach (IR-1) optical interface specifications.

Table 2: SONET/SDH OC3/STM1 Intermediate Reach Optical Interface Specifications

Parameter

Intermediate Reach (IR-1)

Optical interface

Single-mode

Maximum distance

SMF cable: 9.3 miles (15 km)

Standard

Telcordia GR-253

Transmitter wavelength

1261 through 1360 nm

Average launch power

–15 through –8 dBm

Receiver saturation

–8 dBm

Receiver sensitivity

–28 dBm

SONET/SDH OC3/STM1 Long Reach (LR-1) Specifications

Table 3 shows the SONET/SDH OC3/STM1 long reach (LR-1) optical interface specifications.

Table 3: SONET/SDH OC3/STM1 Long Reach -1 Optical Interface Specifications

Parameter

Long Reach (LR-1)

Optical interface

Single-mode

Maximum distance

SMF cable: 24.85 miles (40 km)

Standard

Telcordia GR-253

Transmitter wavelength

1263 through 1360 nm

Average launch power

–5 through 0 dBm

Receiver saturation

–10 dBm

Receiver sensitivity

–34 dBm