Pulse
Generator
tr = 5ns
ZO = 50Ω
1
2
Input
Monitor
3
(I F)
47
4
VCC 8
7 .1 µf
bypass
6
GND 5
+5V
RL
Output
(VO)
CL
Input
(IF )
tPHL
Output
(VO)
Output
(VO)
tf
IF = 7.5 mA
IF = 3.75 mA
tPLH
90%
10 %
1.5 V
tr
Fig. 12 Test Circuit and Waveforms for tPLH, tPHL, tr and tf.
Pulse
Generator
tr = 5ns
ZO = 50Ω
1
7.5 mA
2
3
4
Input
Monitor
(V E)
+5V
VCC
8
7
.1 µf
bypass
6
5
GND
RL
Output
(VO)
CL
Input
(VE )
tEHL
Output
(VO)
t ELH
3.0 V
1.5 V
1.5 V
Fig. 13 Test Circuit tEHL and tELH.
7
Single-channel: 6N137, HCPL-2601, HCPL-2611 Dual-Channel: HCPL-2630, HCPL-2631 Rev. 1.0.3
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