ADM3491
SWITCHING CHARACTERISTICS
3V
1.5V
0V
Z
VO
Y
1.5V
3V
RE
1.5V
1.5V
0V
t
PLH
1/2VO
t
PHL
t
ZL
R
1.5V
t
LZ
O/P
LOW
V
OL
+ 0.25V
V
OL
t
SKEW
VO
0V
90% POINT
10% POINT
t
SKEW
90% POINT
05234-012
t
ZH
O/P HIGH
R
0V
t
HZ
V
OH
V
OH
– 0.25V
05234-014
05234-015
–VO
10% POINT
1.5V
t
R
t
F
Figure 12. Driver Propagation Delay, Rise/Fall Timing
Figure 14. Driver Enable/Disable Timing
3V
RE
1.5V
1.5V
0V
t
ZL
A–B
0V
0V
R
1.5V
O/P
LOW
t
LZ
V
OL
+ 0.25V
V
OL
t
PLH
t
PHL
V
OH
1.5V
1.5V
V
OL
t
ZH
O/P HIGH
05234-013
t
HZ
V
OH
RO
R
0V
1.5V
V
OH
– 0.25V
Figure 13. Receiver Propagation Delay
Figure 15. Receiver Enable/Disable Timing
Rev. A | Page 8 of 16