1.25Gbps 1310nm Optical Transceiver

Specifications

Model: TN3SFPSMLCG

Form Factor: SFP (Hot Pluggable)
Data Rate: 1.25Gbps / 1.0625Gbps
Transmission Distance: 20km
Fiber Type: Single-Mode Fiber (SMF)
Connector Type: Duplex LC
Wavelength: 1310nm (FP Laser)
Receiver Type: PIN Photodetector with TIA
Digital Diagnostic Monitoring (DDM): Supported
Compliance: SFP MSA, SFF-8472
Operating Temperature: 0°C to +70°C
Supply Voltage: 3.13V – 3.47V (Typical 3.3V)
Supply Current: 220mA (Max)
Power Consumption: < 0.8W
Transmitter Output Power: -9 to -3 dBm
Receiver Sensitivity: -22 dBm
Receiver Overload: -3 dBm
Extinction Ratio: ≥ 9dB
Operating Wavelength Range (Rx): 1260nm – 1610nm
EMI: Very Low EMI
ESD Protection: Excellent ESD Protection
Laser Safety: Class 1
Applications: Gigabit Ethernet, Fiber Channel, Router/Server Interface, Switch-to-Switch Interface, Switched Backplane Applications, Optical Transmission Systems

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The TN3SFPSMLCG is a high-performance 1.25Gbps 1310nm SFP optical transceiver designed for reliable long-distance data transmission up to 20km over single-mode fiber (SMF). Supporting dual data rates of 1.25Gbps and 1.0625Gbps, this module is ideal for Gigabit Ethernet and Fiber Channel applications.

Compliant with SFP MSA and SFF-8472 standards, the TN3SFPSMLCG features a 1310nm FP laser transmitter, PIN photodetector with TIA, and integrated Digital Diagnostic Monitoring (DDM). With low power consumption, hot-pluggable design, and robust EMI/ESD protection, it ensures stable and efficient performance for enterprise and industrial networking environments.

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