Datasheet

15
Test Circuits
Figure 16. Test circuit for t
PHL
. t
PLH
, t
F,
and t
R
.
1
2
3
4
8
7
6
5
1
2
3
4
8
7
6
5
PULSE GEN.
Zo = 50Ω
tf = tr = 5ns
INPUT
MONITORING
NODE
I F
C
L *
R
L
0.1µF
BYPASS
*C
L
IS APPROXIMATELY 15 pF WHICH
INCLUDES PROBE AND STRAY WIRING
CAPACITANCE
3.3V or 5V
ACSL-6210
t
PHL
t
PLH
INPUT
I
F
OUTPUT
V
o
1.5V
I
F
= 4.0 mA
I
F
= 8.0 mA
10% 10%
90%
90%
OUTPUT Vo
MONITORING
NODE
t
F
t
R
OUTPUT Vo
MONITORING
NODE
R L
0.1µF
BYPASS
3.3V or 5V
ACSL-6400
I F
1
8
9
16
1
8
9
16
PULSE GEN.
Zo = 50
V FF
A
B
+
_
Figure 17. Test circuit for common mode transient immunity and
typical waveforms
Vcm
Vo
Vo
CM H
SWITCH AT POSITION "A": I F = 0 mA
Vo (min.)
CM L
Vo (max.)
Vcm (peak)
SWITCH AT POSITION "B": I F = 8 mA
0 V
5 V
0.5 V
Figure 17. Test circuit for common mode transient immunity and typical waveforms.