ADM3491
TEST CIRCUITS
375Ω
R/2
05234-008
V
OD
R/2
V
CC
05234-004
V
OD3
V
OC
R
L
V
TST
375Ω
Figure 4. Driver Voltage Measurement Test Circuit
Figure 8. Driver Voltage Measurement Test Circuit 2
V
CC
R
L
C
L
V
OUT
+1.5V
S1
R
L
RE
RE IN
C
L
V
OUT
V
CC
0V OR 3V
05234-005
DE IN
Figure 5. Driver Enable/Disable Test Circuit
Figure 9. Receiver Enable/Disable Test Circuit
V
OM
R
L
DI
C
L1
D
RL
DIFF
V
OUT
C
L2
05234-006
IN
DE
S1
C
L
V
CC
V
OUT
05234-010
05234-011
Figure 6. Driver Differential Output Delay Test Circuit
Figure 10. Driver Propagation Delay Test Circuit
3V
DI
C
L1
D
RL
DIFF
C
L2
A
B
R
RE
RO
05234-007
0V
V
ID
1.5V
RE
C
L
V
OUT
Figure 7. Driver/Receiver Propagation Delay Test Circuit
Figure 11. Receiver Propagation Delay Test Circuit
Rev. A | Page 7 of 16
05234-009
DE
S1
S2
–1.5V
S2
ROCHESTER [ Rochester Electronics ]
