ADM2209E
+3V
1.5V
V
1.5V
IN
Test Circuits
–3V
tPHL
tPLH
V
OH
80%
80%
V
IN
1.5V
20%
1.5V
20%
PULSE
GENERATOR
V
V
T
OUT
OUT
C
R
L
L
V
OL
tf
tr
Figure 1. Test Circuit for Driver Propagation Delay and
Transition Time
Figure 4. Receiver Propagation Delay and Transition Time
Waveforms
5ns
5ns
3V
1.5V
V
1.5V
IN
0V
3V
0V
tPHL
tPLH
DRIVER
INPUT
90%
10%
V
OH
+3V
+3V
200ns
200ns
0V
0V
V
OUT
–3V
–3V
+10V
–10V
V
OL
RECEIVER
INPUT
tf
+3V
–3V
tr
Figure 2. Driver Propagation Delay and Transition Time
Waveforms
Figure 5. Input Waveforms Used in AC Performance Tests
V
IN
PULSE
GENERATOR
V
R
OUT
C
L
Figure 3. Test Circuit for Receiver Propagation Delay and
Transition Time
REV. 0
–5–
ADI [ ADI ]
