Fig. 2 Measuring Method of Output Voltage and Pulse Response
鈫?/div>
Low pulse delay time
Rise time
Fall time
Pulse width distortion
螖tw
= t
PHL
- t
PLH
High level output voltage
Low level output voltage
Symbol
t
PLH
t
PHL
t
r
t
f
Standard transmitter
Input signal
(CH1)
50%
t
r
V
OH
t
f
螖tw
V
OH
V
OL
90%
Output signal
(CH2)
V
OL
t
PLH
t
PHL
50%
10%
REV: A1
Unity Opto Technology Co., Ltd.
09/11/2001
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