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Description
SFP LR++ Features
- Up to 10.6Gbps data links
- 1310nm DFB Laser and PIN photo-detector
- Up to 20kmon 9/125µm SMF
- Duplex LC receptacle optical interface compliant
- Hot pluggable
- All-metal housing for superior EMI performance
- RoHS6 compliant (lead free)
- Operating case temperature: Commercial: -5ºC to +70°C; Extended: -20ºC to +80°C; Industrial: -40ºC to +85°C
Applications of 10G SFP Module
- 10GBASE-LR/LW 10G Ethernet
- 10G Fibre Channel
- 10G SONET
- Other optical links
Standards
- Compliant with SFP+ MSA
- Compliant with SFF-8472
- Compatible with IEEE802.3ae
10G SFP+ LR++ Optical Parameters
| Parameter | Symbol | Min. | Typical | Max. | Unit | Note |
| Transmitter Section | ||||||
| Centre Wavelength | λc | 1260 | 1310 | 1355 | nm | |
| Spectral Width(-20dB) | Δλ | 1 | nm | |||
| Side Mode Suppression Ratio | SMSR | 30 | dB | |||
| Average Optical Power (avg.) | Pout | -5.0 | +1 | dBm | 1 | |
| Laser Off Power | Poff | – | – | -30 | dBm | |
| Extinction Ratio | ER | 3.5 | – | – | dB | 2 |
| Relative Intensity Noise | RIN | – | – | -128 | dB/Hz | |
| Optical Rise/Fall Time | tr / tf | – | 50 | ps | 3 | |
| Optical Return Loss Tolerance | – | – | 12 | dB | ||
| Output Optical Eye | Compliant with IEEE802.3ae eye masks when filtered | 2 | ||||
| Receiver Section | ||||||
| Receiver Center Wavelength | λc | 1260 | 1620 | nm | ||
| Receiver Sensitivity in Average Power | Sen | -14.4 | 0.5 | dBm | 4 | |
| Los Assert | LOSA | -30 | – | – | dBm | |
| Los Dessert | LOSD | – | – | -16 | dBm | |
| Los Hysteresis | LOSH | 0.5 | – | 5 | dB | |
| Overload | Pin-max | – | – | 0.5 | dBm | 4 |
| Receiver Reflectance | – | – | -12 | dB | ||
| Receiver power (damage) | – | – | 1.5 | dBm | ||
Ordering Information
| Part Number | Product Description |
| SFP-10G-LR++ | 1310nm, 10Gbps, 20km, Duplex LC SFP+ Transceiver, -5ºC ~ +70ºC, With DDM. |
| SFP-10G-LR++E | 1310nm, 10Gbps, 20km, Duplex LC SFP+ Transceiver, -20ºC ~ +80ºC, With DDM. |
| SFP-10G-LR++T | 1310nm, 10Gbps, 20km, Duplex LC SFP+ Transceiver, -40ºC ~ +85ºC, With DDM. |
References
- “Specifications for Enhanced Small Form Factor Pluggable Module SFP+”, SFF-8431, Rev 4.1, July 6, 2009.
- “Improved Pluggable Form factor”, SFF-8432, Rev 4.2, Apr 18, 2007.3. “Diagnostic Monitoring Interface for Optical Transceivers” SFF-8472, Rev 10.2, June 1, 2007.
- IEEE802.3ae 2002.
