SFP-2.5G-CWDM-80km
- LX15xxCDR SFP transceivers, according to Small Form Factor Pluggable Multi-Sourcing Agreement (MSA) SFF-8074i and SFF-8472, revision 9.5, are designed for Gigabit Ethernet and Fibre Channel CWDM networking systems. They are available in eighteen different CWDM wavelengths over full O-band to L-band.
- Compliant with ITU-T G.695
- Specifications according to SFF-8074i and SFF-8472, revision 9.5
- CWDM wavelengths, Uncooled DFB laser
- Full O-band to L-band
- Up to 2.67Gb/s bi-directional data links
- Duplex LC connector compliant
- Single +3.3V DC power supply
- Hot-pluggable SFP footprint
- Class 1 laser safety certified
- Digital Diagnostic Monitoring available
- Commercial operating temperature: -10℃ to+70℃
Optical Characteristics
Table 1. Transmitter Optical Characteristics
Parameter | Symbol | Minimum | Typical | Maximum | Unit | Notes |
|---|---|---|---|---|---|---|
Launch Optical Power | Po | 0 | - | 5 | DBm | - |
Center Wavelength Range | λc | -5.5 | 1 | 7.5 | Nm | 1 |
Extinction Ratio | EX | 9 | - | - | DB | - |
Spectral Width(-20dB) | Δλ | - | - | 1 | Nm | - |
Side Mode Suppression Ratio | SMSR | 30 | - | - | DB | - |
Total Jitter | TJ | - | - | 40 | Ps | - |
Dispersion Penalty | - | -
- | -
- | 1
2 | DB
DB | 2
3, 4 |
Optical Rise/Fall Time | Trise/Tfall | - | - | 160 | Ps | - |
Pout @TX-Disable Asserted | Poff | - | - | -45 | DBm | - |
Eye Diagram | SONET OC-48 / SDH STM-16 compatible |
Notes:
1. The CWDM Transmitter Center Wavelengths “λ” are: 1270, 1290, 1310, 1330, 1350, 1370, 1390, 1410, 1430, 1450, 1470, 1490, 1510, 1530, 1550, 1570, 1590 and 1610nm. 1270 to 1450nm are named herein as O-band wavelength and 1470 to 1610nm as L-band wavelength generally.
2. 30km at O-band wavelength
3. 50km at L-band wavelength
4. 80km at L-band wavelength
Table 2.Receiver Optical Characteristics
Parameter | Symbol | Minimum | Typical | Maximum | Unit | Notes |
|---|---|---|---|---|---|---|
Receiver Sensitivity | S | -
- | -
- | -20
-28 | DBm
DBm | 1, 2, 3
1, 4 |
Receiver Overload | POL | 0
-9 | -
- | -
- | DBm
DBm | 1, 2, 3
1, 4 |
Optical Return Loss | ORL | 27 | - | - | DB | - |
LOS De-Assert | LOSD | -
- | -
- | -21
-29 | DBm
DBm | 2, 3
4 |
LOS Assert | LOSA | -35
-45 | -
- | -
- | DBm
DBm | 2, 3
4 |
LOS Hysteresis | - | 0.5 | 3 | 5 | DB | - |
Note:
1. Measured with PRBS 223-1 test pattern, 2.48832Gb/s, EX=9dB, BER<10-12.
2. 30km at O-band wavelength
3. 50km at L-band wavelength
4. 80km at L-band wavelength