Datasheet

–5–
Typical Performance Characteristics–ADM5170
Figure 8. Typical Rise/Fall Times (RS-423A Mode) vs.
R
SRA
Figure 5. Typical Slew Rate vs. R
SRA
5
0
10
3
1
2
2
0
4
864
ΩR
SRA
– kΩ
TRANSITION TIME – µs
t
r
t
f
12
0
10
6
2
2
4
0
10
8
864
ΩR
SRA
– kΩ
SLEW RATE – V/µs
t
r
t
f
10
90
100
0%
5V
A1
1
µ s
20V
5V
Figure 9. Slew Rate (R
SRA
= 10 k Ω )Figure 6. Slew Rate (R
SRA
= 2 k Ω )
V
DD
/V
SS
 – V
DRIVER OUTPUT VOLTAGE – V
15
7
15
9
8
109
11
10
12
13
14
14131211
ΩV
OL
(R
L
= 3kΩ)
V
OH
/
V
OL
 (R
L
= ∞)
ΩV
OH
(R
L
= 3kΩ)
Figure 10. V
OH
/V
OL
vs. V
DD
/V
SS
(RS-423 Mode)
Figure 7. V
OH
/V
OL
vs. V
DD
/V
SS
(RS-232 Mode)
V
DD
/ V
SS
 – V
DRIVER OUTPUT VOLTAGE – V
5.6
5.1
15
5.4
5.2
10
5.3
9
5.5
14131211
ΩV
OH
(R
L
= 450Ω)
∞V
OH
(R
L
= ∞)
V
OL
 (R
L
= 450Ω)
∞V
OL
 (R
L
= ∞)
REV. 0
10
90
100
0%
5V
A1
1 µ s
20V
5V