FS-1550-1800 1.25 Gbps SFP Optical Transceiver, 80km Reach Product View P/N: FS-1550-1800 (D) Data Rate: 1.25Gbps Distance: 80km LD: 1550nm DFB PD: PIN TX Power: 0??dBm RX Sens: -23dBm Temp: CN Features Data-rate of 1.25Gbps operation 1550nm DFB laser and PIN photodetector for 80km transmission Compliant with SFP MSA and SFF-8472 with duplex LC receptacle Digital Diagnostic Monitoring: Internal Calibration or External Calibration Compatible with SONET OC-24-LR-1 Compatible with RoHS +3.3V single power supply Operating case temperature: Standard :0 to +70?C Extended : -20 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 transceiver sare high performance, cost effective modules supporting data - rate of 1.25Gbps and 80km transmission distance with SMF. The transceiver consistsof three sections: a DFBl aser transmitter, a PIN photo diodeintegrated with a trans-impedance preamplifier (TIA) and MCU control unit. All modules satisfy class I laser safety requirements. The transceiver sare compatible with SFP Multi-Source Agreement(MSA) and SFF-8472. Forfurther Absolute Maximum Ratings Table1-Absolute Maximum Ratings Parameter Symbol Min Max Unit Supply Voltage Vcc -0.5 4.5 V Storage Temperature Ts -40 +85 ?C Operating Humidity - 5 85 % Recommended Operating Conditions Table2-Recommended Operating Conditions Parameter Symbol Min Typical Max Unit Operating Case Temperature Standard Tc 0 +70 ?C Extended -20 +85 ?C Power Supply Voltage Vcc 3.13 3.3 3.47 V Power Supply Current Icc 300 mA Data Rate 1.25 Gbps Opticaland Electrical Characteristics FS-1550-1800: (DFBandPIN,1550nm, 80kmReach) Table3-Opticaland Electrical Characteristics Parameter Symbol Min Typical Max Unit Notes Transmitter Centre Wavelength ?c 1480 1550 1580 nm Spectral Width(-20dB) ???1 nm SideMode Suppression Ratio SMSR 30 dB Average Output Power Pout 0 5 dBm 1 Extinction Ratio ER 9 dB Optical Rise/Fall Time(20%~80%) tr/tf 0.26 ns DataInput Swing Differential VIN 400 1800 mV 2 Input Differential Impedance ZIN 90 100 110 ??TX Disable Disable 2.0 Vcc V Enable 0 0.8 V TXFault Fault 2.0 Vcc V Normal 0 0.8 V Receiver Centre Wavelength ?c 1260 1580 nm Receiver Sensitivity -23 dBm 3 Receiver Overload -3 dBm 3 LOS De-Assert LOSD -24 dBm LOS Assert LOSA -30 dBm LOS Hysteresis 1 4 dB Data Output Swing Differential Vout 370 1800 mV 4 LOS High 2.0 Vcc V Low 0.8 V Mechanical Dimensions Ordering information Part Number Product Description FS-1550-1800 1550nm, 1.25Gbps, 80km, 0?C~+70?C FS-1550-1800CD 1550nm, 1.25Gbps, 80km, 0?C~+70?C, With Digital Diagnostic Monitoring |
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