ADM3485E
Test Circuits
375ꢀ
R/2
R/2
V
OD
V
R
V
OD3
L
TST
V
OC
V
CC
375ꢀ
Figure 1. Driver Voltage Measurement Test Circuit
Figure 5. Driver Voltage Measurement Test Circuit 2
V
CC
V
CC
+1.5V
–1.5V
R
S1
L
R
L
0V OR 3V
DE IN
S1
S2
S2
DE
C
V
RE
L
C
V
L
OUT
OUT
RE IN
Figure 2. Driver Enable/DisableTest Circuit
Figure 6. Receiver Enable/Disable Test Circuit
V
OM
R
L
V
OUT
C
C
S1
L1
DE
DI
IN
C
D
RL
DIFF
L
V
OUT
L2
V
CC
Figure 3. Driver Differential Output Delay Test Circuit
Figure 7. Driver Propagation Delay Test Circuit
3V
0V
A
B
C
C
L1
V
DI
OUT
RO
V
D
RL
R
ID
DIFF
RE
C
RE
L2
L
+1.5V
Figure 4. Driver/Receiver Propagation Delay Test Circuit
Figure 8. Receiver Propagation Delay Test Circuit
REV. A
–5–