1.25Gb/s single-mode SFP transceiver module for 20km Gigabit Ethernet and Fiber Channel links.
When extending network connectivity beyond copper limits in campus or metro deployments, reliable long-distance optical transmission becomes critical. The LRGP1312-20ATLD fiber optic module addresses this need for Gigabit Ethernet infrastructure.
Supporting bidirectional data rates up to 1.25Gb/s, this SFP transceiver enables seamless 20km reach over 9/125um single-mode fiber, eliminating signal repeaters in distributed networks. Its 1310nm PF laser transmitter ensures stable performance across Class C (0°C to 70°C) and Class I (-40°C to 85°C) temperature ranges, reducing maintenance costs in harsh environments.
Ideal for 1.25Gb/s Ethernet and 1.063Gb/s Fiber Channel applications, the module complies with SFF-8472 for real-time digital diagnostics. This hot-pluggable transceiver delivers dependable connectivity for enterprise and service provider networks requiring extended optical reach.
Supports transmission distances up to 20km on 9/125um single-mode fiber at 1310nm wavelength.
Bidirectional data transmission capability of up to 1.25Gb/s suitable for Gigabit Ethernet applications.
Implements digital diagnostic functions through a 2-wire serial bus compliant with SFF-8472 standard.
Allows installation and removal without powering down the host system for easy maintenance.
Available in Class C (0°C to 70°C) and Class I (-40°C to 85°C) operating temperature options.
Complete technical details for integration and deployment planning.
| Product Type | Gigabit SFP Single-Mode Ethernet Fiber Optic Module |
|---|---|
| Data Rate | 1.25 Gb/s |
| Fiber Channel Data Rate | 1.063 Gb/s |
| Transmission Distance | 20km |
| Fiber Type | 9/125um Single-Mode Fiber |
| Transmitter Wavelength | 1270-1355 nm |
|---|---|
| Receiver Wavelength | 1260-1600 nm |
| Transmitted Optical Power | -9.5 to -3 dBm |
| Receiver Sensitivity | -24 dBm |
| Extinction Ratio @1.25Gb/s | 9 dB |
| Spectral Width (RMS) | 3 nm |
| Optical Signal Rise/Fall Time (20%-80%) | 150-300 ps |
| Receiver Overload | 0 dBm |
| Return Loss | 12 dB |
| Receiver 3dB Upper Cutoff Frequency | 1500 MHz |
| LOS Signal Active | -35 dBm |
| LOS Signal Failure | -26 dBm |
| LOS Signal Hysteresis Interval | 0.5 dB |
| Operating Voltage | 3.14-3.46 V |
|---|---|
| Typical Operating Voltage | 3.3 V |
| Maximum Voltage | 4 V |
| Working Current | 175-300 mA |
| Differential Input Impedance | 100 Ω |
| Differential Input Swing | 250-1200 mV |
| Differential Output Swing | 300-800 mV |
| Output Signal Rise/Fall Time (20%-80%) | 300 ps |
| Transmitter Off Wait Time | 10 us |
| Standards Compliance | IEEE 802.3, 1000BASE-SX, FC-PI Rev 5.0, SFF-8472, EN60825-1 |
|---|
| Supported Features | Hot-Pluggable, Digital Diagnostics (DDM), RoHS Compliant |
|---|
| Operating Temperature (Class C) | 0°C to 70°C |
|---|---|
| Operating Temperature (Class I) | -40°C to 85°C |
| Storage Temperature | -40°C to 85°C |
| Bit Error Rate (BER) | 10^-12 |
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