ISL32179E Intersil Corporation, ISL32179E Datasheet - Page 14

• Manufacturer Part Number: ISL32179E
• Description: (ISL32172E - ISL32179E) RS-422 Transmitters
• Manufacturer: Intersil Corporation

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Typical Performance Curves
FIGURE 15. DRIVER DIFFERENTIAL PROPAGATION DELAY
FIGURE 17. DRIVER DIFFERENTIAL PROPAGATION DELAY
FIGURE 19. DRIVER WAVEFORMS, LOW TO HIGH
3.0
1.5
-1
-2
-3
3
2
1
0
0
20
19
18
17
16
15
14
13
12
10
11
16
15
14
13
12
11
10
9
8
7
6
-40
-40
ISL32172E, ISL32272E, ISL32372E, ISL32174E, ISL32274E, ISL32374E, ISL32179E
V
Y
Z
t
CC
t
DDLH
DDLH
t
t
DDHL
DDHL
-25
-25
= 3.3V, V
DI
vs TEMPERATURE (ISL32272E, ISL32274E,
ISL32179E, 10Mbps OPTION)
vs TEMPERATURE (ISL32172E, ISL32174E,
ISL32179E, 32Mbps OPTION)
(ISL32372E, ISL32374E, ISL32179E)
-10
-10
t
t
Y - Z
DDLH
DDLH
t
t
DDHL
DDHL
L
= 1.6V TO V
5
5
TEMPERATURE (°C)
TIME (40ns/DIV)
TEMPERATURE (°C)
20
20
14
CC
35
35
V
V
L
V
V
L
R
50
50
= 1.6V, V
L
L
= V
DIFF
≥ 3V, V
= 1.6V, V
CC
65
65
= 100Ω, C
= 3.3V OR 5V
CC
CC
V
only. (Continued)
80
VH = V
CC
80
CC
= 3.3V OR 5V
= 3.3V OR 5V
= 3.3V OR 5V
= V
D
95
95
CC
= 50pF
L
= 3.3V or 5V, T
OR V
110 125
110 125
VH
0
L
A
= +25°C; Unless Otherwise Specified. V
FIGURE 16. DRIVER SKEW vs TEMPERATURE (ISL32272E,
FIGURE 18. DRIVER SKEW vs TEMPERATURE (ISL32172E,
FIGURE 20. DRIVER WAVEFORMS, HIGH TO LOW
3.0
1.5
-1
-2
-3
3
2
1
0
0
3.0
2.5
2.0
1.5
1.0
0.5
1.2
1.0
0.8
0.6
0.4
0.2
0
-40
-40
V
Y
Z
t
CC
V
DSK
L
-25
-25
= 1.6V to V
= 3.3V, V
DI
t
ISL32274E, ISL32179E, 10Mbps OPTION)
ISL32174E, ISL32179E, 32Mbps OPTION)
(ISL32372E, ISL32374E, ISL32179E)
SSK
V
-10
-10
L
Y - Z
t
= 1.6V to V
DSK
L
= 1.6V TO V
CC
5
5
t
TIME (40ns/DIV)
TEMPERATURE (°C)
TEMPERATURE (°C)
DSK
20
20
t
CC
SSK
, V
V
35
35
CC
L
CC
= 1.6V, V
V
L
L
= 3.3V OR 5V
notes apply to the ISL32179E
50
50
R
≥ 3V, V
DIFF
65
65
CC
= 100Ω, C
CC
= 3.3V OR 5V
= 3.3V OR 5V
80
80
VH = V
December 16, 2008
D
95
95
= 50pF
CC
OR V
110 125
110 125
FN6824.0
VH
0
L