ISL41334 INTERSIL [Intersil Corporation], ISL41334 Datasheet - Page 22

• Manufacturer Part Number: ISL41334
• Manufacturer: INTERSIL [Intersil Corporation]

Typical Performance Curves
FIGURE 24. RS-485, DRIVER PROPAGATION DELAY vs
FIGURE 26. RS-485, DRIVER PROPAGATION DELAY vs
FIGURE 28. RS-485, DRIVER AND RECEIVER WAVEFORMS,
560
550
540
530
520
510
500
490
480
470
40
35
30
25
20
5
0
5
4
3
2
1
0
-40
-40
Z
D
R
Y
R
Y
DIFF
DIFF
-25
-25
TEMPERATURE (MEDIUM DATA RATE, QFN
ONLY)
TEMPERATURE (FAST DATA RATE)
LOW TO HIGH (SLOW DATA RATE, QFN ONLY)
= 54Ω, C
= 54Ω, C
t
DHL
L
L
= 100pF
= 100pF
0
TEMPERATURE (°C)
0
TEMPERATURE (°C)
TIME (400ns/DIV)
t
DHL
22
R
R
25
A
25
DIFF
t
DLH
= 60Ω, C
t
DLH
V
50
CC
50
L
= 100pF
= V
t
DHL
L
ISL81334, ISL41334
= 5V, T
75
75
5
0
85
A
85
= 25°C; Unless Otherwise Specified (Continued)
FIGURE 25. RS-485, DRIVER SKEW vs TEMPERATURE
FIGURE 27. RS-485, DRIVER SKEW vs TEMPERATURE
FIGURE 29. RS-485, DRIVER AND RECEIVER WAVEFORMS,
120
100
80
60
40
20
2.5
1.5
0.5
5
0
0
5
4
3
2
1
0
2
1
0
-40
-40
|t
R
Z
|t
R
Y
PHLZ
DIFF
PHLZ
DIFF
-25
-25
- t
(MEDIUM DATA RATE, QFN ONLY)
(FAST DATA RATE)
HIGH TO LOW (SLOW DATA RATE, QFN ONLY)
= 54Ω, C
D
= 54Ω, C
- t
Y
PLHY
PLHY
|t
PLHZ
|t
|
PLHZ
|
L
L
= 100pF
= 100pF
TEMPERATURE (°C)
0
TEMPERATURE (°C)
- t
0
- t
PHLY
TIME (400ns/DIV)
|t
PHLY
DLH
|
|t
|
- t
DLH
R
25
R
DHL
25
A
DIFF
- t
|
DHL
= 60Ω, C
|
50
50
L
= 100pF
December 20, 2005
75
75
FN6202.1
5
0
85
85