Product Description

FS-0850-1055 (D) 1.25Gbps SFP Optical Transceiver, 550m Reach - - - - Product View | P/N: | FS-0850-1055 | Data Rate: | 1.25Gbps | Distance: | 550m | LD: | 850nm VCSEL | PD: | PIN | TX Power: | -9.5 ~-3dBm | RX Sens: | -18dBm | Temp: | CNT | - - - -   Features # Data-rate of 1.25Gbps operation # 850nm VCSEL laser and PIN photodetector # Compliant with SFP MSA and SFF-8472 with duplex LC receptacle # Digital Diagnostic Monitoring # Internal Calibration or External Calibration # 500mtransmission with 50/125µm MMF # 300mtransmission with 62.5/125µm MMF # Compatible with RoHS # +3.3V single power supply # Operating case temperature: Standard: 0 to +70°C Extended: -20 to +85°C industrial : -40 to +85°C   Applications # Gigabit Ethernet # Fiber Channel # Switch to Switch interface # Switched backplane applications # Router/Server interface # Other optical transmission systems   Description The SFP transceivers are high performance, cost effective modules supporting data-rate of 1.25Gbps and 550m transmission distance with MMF. The transceiver consists of three sections: a VCSEL laser transmitter, a PIN photodiode integrated with a trans-impedance preamplifier (TIA) and MCU control unit. All modules satisfy class I laser safety requirements. The transceivers are compatible with SFP Multi-Source Agreement (MSA) and SFF-8472. For further information, please refer to SFP MSA.   Absolute Maximum Ratings Table  -Absolute Maximum Ratings - - - - Parameter | Symbol | Min | Max | Unit | SupplyVoltage | Vcc | -0.5 | 4.5 | V | StorageTemperature | Ts | -40 | +85 | °C | OperatingHumidity | - | 5 | 85 | % | - - - -   Recommended Operating Conditions Table -Recommended Operating Conditions - - - - Parameter | Symbol | Min | Typical | Max | Unit | OperatingCaseTemperature |   Standard |     Tc | 0 |   | +70 |   °C | -20 | +85 | industrial | -40 |   | +85 | °C | PowerSupplyVoltage | Vcc | 3.13 | 3.3 | 3.47 | V | PowerSupplyCurrent | Icc |   |   | 300 | mA | DataRate |   |   | 1.25 |   | Gbps | - - - -   Opticaland Electrical Characteristics FS-0850-1055 (D):(VCSELandPIN,500mReach) Table3-Opticaland Electrical Characteristics - - - - Parameter | Symbol | Min | Typical | Max | Unit | Notes | Transmitter | CentreWavelength | ?c | 830 | 850 | 860 | nm |   | SpectralWidth(RMS) | ?? |   |   | 0.85 | nm |   | AverageOutputPower | Pout | -9.5 |   | -3.5 | dBm | 1 | ExtinctionRatio | ER | 9 |   |   | dB |   | OpticalRise/FallTime(20%~