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3.125G Bidirectional Ethernet SFP Module With TTL Logic Interface

3.125G Bidirectional Ethernet SFP Module With TTL Logic Interface
Features Gallery Product Description Request A Quote
Power Supply: Single 3.3V Power Supply And TTL Logic Interface
Data Rate: Operating Data From 2.5~3.125 Gbps
Distance: 3km
Product Name: 3.125G SFP Bidirectional Transceiver
Connector Type: Single LC Connector Interface
Temperature Range: 0℃~+70℃
Pluggable: Hot Pluggable
Wavelength: 1550nm/1310nm

3.125G ethernet sfp module


TTL logic interface ethernet sfp module


3.125G bidirectional sfp module

Basic Infomation
Place of Origin: China
Brand Name: Trixon
Model Number: TSB-3G03-53DCR
Payment & Shipping Terms
Packaging Details: Negotiable
Delivery Time: Negotiable
Payment Terms: L/C D/P
Supply Ability: Negotiable
Product Description

TSB-3G03-53DCR 3.125G SFP BIDI Bi-directional with 3km and Wavelength of 1550nm/1310nm,0℃~+70℃

Product Description:

3.125G SFP Bidirectional Transceiver is a type of transceiver module that is designed to provide high-speed data transmission and networking capabilities. It is designed with a single LC connector interface and single 3.3V power supply and TTL logic interface, which allow it to operate at data rates from 2.5 to 3.125 Gbps. It is suitable for 10km single mode transmission and supports DDMI (Digital Diagnostic Monitoring Interface) for enhanced monitoring and management. With its reliable performance and easy installation, it is the perfect choice for a wide range of applications that require high-speed and high-reliability data transmission.



Technical Parameters Value
Product Name 3.125G SFP Bidirectional Transceiver
Wavelength 1550nm/1310nm
Power Supply Single 3.3V Power Supply And TTL Logic Interface
Connector Type Single LC Connector Interface
Temperature Range 0℃~+70℃
Fiber Type Single Mode
Pluggable Hot Pluggable
Distance 3km
Data Rates Operating Data From 2.5~3.125 Gbps



Technical Parameters:


Parameter Symbol Min Typ. Max Unit Note
Centre Wavelength λc 1290 1310 1330 nm 1310nmTX/1550nmRX
1530 1550 1570 nm 1550nmTX/1310nmRX
Spectral Width*Note4 ∆λ     1 nm  
Average Output Power POUT -9   -3 dBm  
Extinction Ratio ER 3.5   5.8 dB  
5   8  
Average Power of OFF Transmitter POFF     -45 dBm  
Output Optical Eye Compatible with ITU-T G.957  
Centre Wavelength λc 1290 1310 1330 nm 1310nmTX/1550nmRX
1530 1550 1570 nm 1550nmTX/1310nmRX
Sensitivity*Note5 PIN     -16 dBm  
Receiver Overload Overload 0     dBm  
LOS Assert LOSA -30     dBm  
LOS De-Assert LOSD     -17 dBm  
LOS Hysteresis   0.5     dB  

Note4: VSCEL LD and FP LD measured spectral width RMS, DFB LD measured spectral width –20dB.

Note5: Minimum average optical power measured at the BER less than 1E-12@pattern is PRBS223-1@ER=10dB.


Telecommunications: The TSB-3G03-53DCR can be used in telecom networks for high-speed data transmission, such as in fiber-to-the-home (FTTH) or fiber-to-the-building (FTTB) deployments. It enables reliable and efficient communication over long distances.

Data Center Networking: In data center environments, the module can be used for interconnectivity between networking devices, including switches, routers, and servers. It facilitates high-bandwidth communication and supports the smooth operation of data-intensive applications.

Metro Ethernet: The TSB-3G03-53DCR is suitable for Metro Ethernet applications, where it enables high-speed connectivity between different network nodes across metropolitan areas. It can be used for backhaul connections, service aggregation, and interconnectivity between service providers.

Industrial Networking: In industrial settings, such as factory automation and process control systems, the module can be utilized for reliable and high-speed communication between devices. It ensures efficient data transmission and network connectivity in harsh environments.

Security and Surveillance: The TSB-3G03-53DCR can be applied in security and surveillance systems, supporting the transmission of video, audio, and data signals over long distances. It enables remote monitoring and surveillance in various settings, including public spaces, airports, and critical infrastructure facilities.


Contact the manufacturer: Get in touch with the manufacturer or supplier of the TSB-3G03-53DCR SFP BIDI optical module and inquire about their customization capabilities. Provide them with detailed information about your specific requirements.

Specify your customization requirements: Clearly communicate your customization needs to the manufacturer. This may include desired specifications, performance parameters, form factors, temperature ranges, or any other specific features you require. The more detailed and specific you can be, the better the manufacturer can understand your needs.

Consult with the manufacturer: Engage in discussions with the manufacturer to explore the feasibility of your customization requests. They will be able to provide guidance, technical expertise, and recommendations based on their capabilities and experience. They can also advise you on any limitations or trade-offs associated with the customization.

Evaluate cost and lead time: Customization may involve additional costs and could impact lead times. Discuss these factors with the manufacturer to understand the pricing and production timeline associated with the customization. Consider the trade-offs between customization, cost, and time considerations.

Review and finalize: Once you have discussed and agreed upon the customization details, review the proposed specifications, pricing, and any other relevant factors. Ensure that both parties have a clear understanding of the customization scope before finalizing the order.

Support and Services:

SFP Transciver Module Technical Support and Service

At [Company Name], we strive to provide the best possible service for our customers. We offer technical support and service for our SFP Transciver Module, to ensure that you get the most out of your purchase.

Technical Support

Our knowledgeable technical support team is available 24/7 to answer any questions or concerns you may have. We can help you troubleshoot any issues you may be having with your SFP Transciver Module, and provide advice on how to get the most out of your purchase.


We offer a comprehensive service package for our SFP Transciver Module, including repair and replacement services. Our certified technicians can help diagnose any problems you may have, and can replace or repair any defective components.

We also offer optional extended warranty packages, so you can rest assured that your SFP Transciver Module is covered for an extended period of time.

Contact Us

If you have any questions about our SFP Transciver Module technical support and service, please do not hesitate to contact us. Our friendly team will be more than happy to answer any questions you may have.


Packing and Shipping:

Packaging and Shipping SFP Transciver Module

The SFP Transciver Module is packaged and shipped in a safe manner to ensure its quality. The module is placed in a cardboard box, along with the necessary accessories. The box is then sealed and secured with tape. The package is then shipped via a reliable carrier to the customer's address.

The package must be handled with care during transport. It should not be thrown around or exposed to any kind of abuse. The package should be stored in a cool, dry place away from direct sunlight and heat sources.

Upon receipt of the package, customers should inspect the contents and ensure that everything is in order. If any damages have occurred during transport, they should be reported to the carrier. Customers should also check the SFP Transciver Module for any signs of damage or defects before using it.


Reference Datasheet File code: DS100045

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