1000Base-SX SFP Module 1.25G for Gigabit Ethernet
Short Description:
Description: Enhance your Gigabit Ethernet and Fiber Channel network infrastructure with our high-performance, hot-swappable 1.25G 1000BASE-SX SFP module. Designed for seamless integration, this transceiver features a duplex LC connector, operates at an 850nm wavelength, and delivers robust performance for link spans of up to 550 meters. 1000BASE-SX SFP modu…Description
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Description
Description:
Enhance your Gigabit Ethernet and Fiber Channel network infrastructure with our high-performance, hot-swappable 1.25G 1000BASE-SX SFP module. Designed for seamless integration, this transceiver features a duplex LC connector, operates at an 850nm wavelength, and delivers robust performance for link spans of up to 550 meters. 1000BASE-SX SFP module key selling points include full MSA (Multi-Sourcing Agreement) compatibility for guaranteed interchangeability, very low power dissipation for energy efficiency, and an ultra-low jitter design that ensures signal integrity for critical data, video, and storage applications. Whether you need a switch-to-switch interface, high-speed I/O for file servers, or a reliable bus extension, this plug-and-play module provides a future-proof foundation for your growing network demands.
1000Base-SX SFP Module Features
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Data Rate: Up to 1.25Gb/s bi-directional data links for fast, efficient data transfer
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Hot-Pluggable SFP Footprint: Easy installation without system downtime
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850nm Wavelength: Optimized for multimode fiber, offering cost-effective performance
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Duplex LC Connector: Ensures secure, high-performance fiber connections
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Low Jitter: Guarantees minimal signal distortion for reliable data transmission
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Distance: Supports up to 550 meters on multimode fiber for extended reach
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Metal Enclosure: Reduces electromagnetic interference (EMI) for enhanced stability
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Power Supply: Single 3.3V power supply for straightforward integration
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Low Power Consumption: Typical power dissipation <700mW for energy-efficient operation
Block Diagram of Transceiver:

Application:
- Switch to switch interface
- High speed I/O for file servers .
- Bus extension applications
Optical Characteristics (TOP = 0 to 70℃, VCC = 3.00 to 3.60 Volts)
| Parameter | Symbol | Min | Typ | Max | Unit | Ref. |
| Transmitter | ||||||
| Output Opt. Power | POUT | -15 | dBm | 1 | ||
| Optical Wavelength | λ | 1270 | 1310 | 1360 | nm | 2 |
| Optical Modulation Amplitude | OMA | 174 | μW | 2,3 | ||
| Optical Rise/Fall Time | tr/ tf | 100 | 160 | ps | 4 | |
| RIN | -120 | dB/Hz | ||||
| Deterministic Jitter Contribution | TX Δ DJ | 20 | 56.5 | ps | 5 | |
| Total Jitter Contribution | TX Δ TJ | 70 | 119 | ps | ||
| Optical Extinction Ratio | ER | 9 | dB | |||
| Receiver | ||||||
| Average Rx Sensitivity @ 2.125 | RSENS1 | -21 | dBm | 6, 7 | ||
| Gb/s (2X Fiber Channel) | ||||||
| Average Rx Sensitivity @ 1.25 Gb/s | RSENS2 | -22 | dBm | 6, 7 | ||
| (Gigabit Ethernet) | ||||||
| Average Rx Sensitivity @ 1.06 Gb/s | RSENS1 | -22 | dBm | 6, 7 | ||
| (1X Fiber Channel) | ||||||
| Stressed RX sens. =1.25 Gb/s | -18 | -14.5 | dBm | |||
| Average Received Power | RxMAX | 0 | dBm | |||
| Receiver Elec. 3 dB cutoff freq. | 1500 | MHz | ||||
| Optical Center Wavelength | λC | 1265 | 1600 | nm | ||
| Return Loss | 12 | dB | ||||
| LOS De-Assert | LOSD | -23 | -19 | dBm | ||
| LOS Assert | LOSA | -30 | -25 | dBm | ||
| LOS Hysteresis | 0.5 | dB | ||||
Recommend Application Circuit:

Specification
Application
Order
| Product Model | Descriptions | Inquiry |
|---|---|---|
| BDTRP485L1MN-0.5 | 1.25G SFP module,Duplex fiber,LC Connector,1000Base-SX,850nm,Multimode Fiber,550m(1804 feet) | Request Price |
Downloads/FAQ
Q: May ask this module support IPV6 protocol?
The optical module is only for physical transmission. It has nothing to do with the protocol and can transmit any protocol.