GbpsSFPDKMT.docVIP

1.25Gbps SFP Optical Transceiver, 20km Reach Features Dual data-rate of 1.25Gbps/1.063Gbps operation 1310nm FP laser and PIN photodetector for 20km transmission Compliant with SFP MSA and SFF-8472 with duplex LC receptacle 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 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 dual data-rate of 1.25Gbps/1.0625Gbps and 20km transmission distance with SMF. The transceiver consists of three sections: a FP 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. TD+/- TxFault TxDis  LD Driver LD  LOS RD+/-  Post Amp  PIN+TIA   SCL SDA  EEPROM ADC/DAC Vcc Temp  Absolute Maximum Ratings Table 1 - 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 Table 2 - Recommended Operating Conditions Parameter Symbol Min Typical Max Unit Operating Case Temperature Standard Tc 0 +70 °C -20 +85 Industrial -40 +85 °C Power Supply Voltage Vcc 3.13 3.3 3.47 V Power Supply Current Icc 300 mA Data Rate Gigabit Ethernet 1.25 Gbps Fiber Channel 1.063  Optical and Electrical Characteristics FHM-D1203-L3320C: (FP and PIN, 1310nm,20kmReach) Table 3 - Optical and Electrical Characteristics Paramet