Fiber Optic Transmitter MOF-T3C2 Features Outline Dimensions 1.Uni-directional data transmission using plastic fiber 2.Signal transmission speed :MAX. 13.2Mbps (NRZ signal) 3.Operating voltage :2.75 to 5.25 V 4.TTL and high speed C-MOS LOGIC IC compatible Recommended drilling as viewd from the soldering face NOTES: Tolerance is ±0.3mm unless otherwise noted. @TA=25oC Absolute Maximum Ratings Parameter Symbol Rating Unit Supply voltage Vcc -0.5 to + 7.0 V Input voltage Vin -0.5 to Vcc +0.5 V Operating temperature Topr -20 to +70 o Storage temperature Soldering temperature *1 Tstg -30 to +80 o Tsol 260 C C o C *1 For 5s (2 times or less) REV: A7 Unity Opto Technology Co., Ltd. 04/25/2002 1/4 Fiber Optic Transmitter Recommended Operating Conditions Parameter Operating supply voltage Operating transfer rate Electro-Optical Characteristics Parameter Peak emission wavelength Optical power output coupling with fiber Dissipation current High level input voltage Low level input voltage Low →High delay time High →Low delay time Pulse width distortion MOF-T3C2 Symbol Vcc T MIN. 2.75 --- TYP. ----- MAX. 5.25 13.2 Unit V Mbps Symbol Conditions λp Pc Icc ViH Refer to Fig. 1 Refer to Fig. 2 Refer to Fig. 2 ViL tpLH tpHL ∆tw Refer to Fig. 2 Refer to Fig. 3 Refer to Fig. 3 Refer to Fig. 3 MIN. 630 -21 --2.1 -------15 TYP. 660 -18 8 ----100 100 --- MAX. 690 -15 13 Vcc 0.8 180 180 +15 Unit nm dBm mA V V ns ns ns REV: A7 Unity Opto Technology Co., Ltd. 04/25/2002 2/4 Fiber Optic Transmitter MOF-T3C2 Fig. 1 Measuring Method of Optical Output Coupling with Fiber Standard optical fiber cable MOF-T3C2 Unit to be measured VCC Vin Optical power meter The optical power meter must be calibrated to have the wavelength sensitivity of 660 nm. ( 0dBm=1mW ) GND D VCC Notes (1)Vcc=5.0V (State of operating) (2)To bundle up the standard fiber optic cable, make it into a loop with the diameter D=10cm or more. Fig. 2 Measuring Method of Intput Voltage and Supply Current Standard optical fiber cable MOF-T3C2 Unit to be measured Vin Vin VCC The optical power meter must be calibrated to have the wavelength sensitivity of 660 nm. ( 0dBm=1mW ) GND Icc VCC Input conditions and judgement method Conditions Vin=2.1V or more Vin=0.8V or less Judgement method -21dBm<=Pc<=-15dBm, Icc=13mA or less Pc<=-36dBm, Icc=13mA or less Note: Vcc=5.0V (State of operating) REV: A7 Unity Opto Technology Co., Ltd. 04/25/2002 3/4 Fiber Optic Transmitter MOF-T3C2 Fig.3 Measuring Method of Pulse Response Standard optical fiber cable MOF-T3C2 Unit to be measured VCC Standard receiver Output signal GND Vin Oscilloscope VCC CH1 CH2 Input 50% Input signal 1 1 0 0 t PLH 6.6Mbps biphase PRBS signal t PHL Standard receiver output 50% Test item Test item Low →High pulse delay time High →Low pulse delay time Pulse width distortion Notes Symbol Test condition t PLH Refer to the above prescriptions t PHL Refer to the above prescriptions ∆tw ∆tw=t PHL- t PLH (1) The waveform write time shall be 4 seconds. But do not allow the waveform to be distorted by increasing the brightness too much. (2 ) Vcc=5.0 V (State of operating) (3) The probe for the oscilloscope must be more than 1M and less than 10pF. REV: A7 Unity Opto Technology Co., Ltd. 04/25/2002 4/4