Specification
The DBC GPON OLT SFP Module is an essential transceiver designed to be plugged into the Optical Line Terminal (OLT) side of a Gigabit Passive Optical Network (GPON) access system.
| Category | Parameter | Specification | Notes |
| Model | DBC-GPON-SFP-C+ (Typical High-Power Class) | Commonly referred to as "9dBm" | |
| Standard | ITU-T G.984.2 Compliant | ||
| Form Factor | SFP (Small Form-factor Pluggable) | Hot-swappable | |
| Connectivity | Simplex SC/UPC Connector | Single fiber, Bi-directional (BiDi) | |
| Distance | Up to 20 km | ||
| Data Rate (TX/RX) | Downstream: 2.488 Gbps | Upstream: 1.244 Gbps | Asymmetric |
| TX Wavelength | 1490 nm | Continuous-Mode DFB Laser (Downstream) | |
| RX Wavelength | 1310 nm | Burst-Mode APD-TIA Receiver (Upstream) | |
| TX Output Power | Class C+: $+3$ dBm to $+7$ dBm (Min/Max) | High power for high split ratios | |
| RX Sensitivity | Class C+: $\le -30$ dBm | Maximum received power for reliable signal | |
| Operating Voltage | +3.3 V | ||
| Diagnostics | Digital Diagnostic Monitoring (DDM) | SFF-8472 Compliant | |
| Operating Temp. | $0^\circ C$ to $70^\circ C$ (Commercial) | ||
| Application | GPON OLT Ports, FTTH Networks |
Description
The DBC GPON OLT SFP Module is a high-performance, compact optical transceiver engineered for integration into Gigabit Passive Optical Network (GPON) Optical Line Terminals (OLTs). Designed to deliver high-speed, reliable fiber-optic broadband, this module is the cornerstone for modern Fiber-to-the-Home (FTTH) and Fiber-to-the-Business (FTTB) networks.
