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| Fiber Optic Receiver Features 1.Uni-directional data transmission using plastic fiber 2.Signal transmission speed :MAX. 13.2 Mbps (NRZ signal) 3.Operating voltage :4.75 to 5.25 V 4.TTL compatible 5.Suitable for MOF-T3C2 Transmitter MOF-R3C2 Outline Dimensions Recommended drilling as viewd from the soldering face NOTES: Tolerance is 0.3mm unless otherwise noted. Absolute Maximum Ratings Parameter Supply voltage High Level Output Current Low Level Output Current Operating temperature Storage temperature Soldering Temperature * For 5s (1 times or less) @ TA=25oC Symbol Vcc IOH IOL Topr Tstg TSOL Rating -0.5 to + 6 -1 5 -20 to +70 -30 to +80 260* Unit V mA mA C C o C o o REV: A3 Unity Opto Technology Co., Ltd. 04/01/2002 1/4 Fiber Optic Receiver Recommended Operating Conditions Parameter Symbol Vcc Operating supply voltage Operating transfer rate T receiver input optical power level Pc MOF-R3C2 MIN. 4.75 0.1 -24 TYP. 5.0 ----- MAX. 5.25 13.2 -14.5 Unit V Mbps dBm Recommended Connection Method Fiber Optic Connector insertion side Fiber Optic Receiving Module 1 Less than 7mm 0.1F 2 3 Vcc GND (Bottom view) Vout Electro-Optical Characteristics Parameter Dissipation current High level output voltage Low level output voltage Rise time Fall time Low / High delay time High / Low delay time Pulse width distortion Symbol Icc VOH VOL tr tf tpLH tpHL tw Conditions Refer to Fig. 1 Refer to Fig. 2 Refer to Fig. 2 Refer to Fig. 2 Refer to Fig. 2 Refer to Fig. 2 Refer to Fig. 2 Refer to Fig. 2 MIN. TYP. MAX. Unit --15 40 mA 2.4 4.8 --V --0.2 0.4 V --10 20 ns --10 20 ns --100 180 ns --100 180 ns -15 --+15 ns REV: A3 Unity Opto Technology Co., Ltd. 04/01/2002 2/4 Fiber Optic Receiver Fig. 1 Measuring Method of Supply Current. Fiber optic cable Standard transmitter MOF-T3C2 Vin VCC MOF-R3C2 MOF-R3C2 VCC GND A GND VOUT D 5V Ammeter VCC Input 13.2 Mbps NRZ, Duty 50% or 6.6 Mbps biphase mark PRBS signal 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. (3)Pc = -14.5 dBm (4)Measured on an ammeter. REV: A3 Unity Opto Technology Co., Ltd. 04/01/2002 3/4 Fiber Optic Receiver Fig. 2 Measuring Method of Output Voltage and Pulse Response Fiber optic cable Standard transmitter MOF-T3C2 VCC Vin VCC GND MOF-R3C2 MOF-R3C2 GND VOUT VCC Input 5V Oscilloscope CH1 13.2 Mbps NRZ, Duty 50% CH2 Test item Test item Low /High pulse delay time High / Low pulse delay time Rise time Fall time Pulse width distortion G = t PHL - t PLH tw High level output voltage Low level output voltage Symbol t PLH t PHL tr t f G Standard transmitter Input signal (CH1) 50% tr VOH tf tw VOH VOL 90% Output signal (CH2) VOL tPLH tPHL 50% 10% REV: A3 Unity Opto Technology Co., Ltd. 04/01/2002 4/4 |
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