ISL81487L Intersil Corporation, ISL81487L Datasheet - Page 11

• Manufacturer Part Number: ISL81487L
• Description: 15kV ESD Protected/ 1/8 Unit Load/ 5V/ Low Power/ High Speed or Slew Rate Limited/ RS-485/RS-422 Transceivers
• Manufacturer: Intersil Corporation

Typical Performance Curves
FIGURE 10. DRIVER PROPAGATION DELAY vs
FIGURE 12. DRIVER PROPAGATION DELAY vs
FIGURE 14. DRIVER AND RECEIVER WAVEFORMS,
5
0
5
0
750
700
650
600
550
500
450
30
28
26
24
22
20
18
16
4
3
2
1
0
-40
-40
A/Y
DI
B/Z
t
PHLY
t
PLHY
t
-25
RO
RO
PLHZ
-25
TEMPERATURE (ISL8487E, ISL81487L)
TEMPERATURE (ISL81487E)
LOW TO HIGH (ISL8487E, ISL81487L)
ISL81487L
0
TEMPERATURE (
0
TEMPERATURE (
TIME (400ns/DIV)
ISL8487E
11
25
25
R
DIFF
t
o
o
t
PLHY
PHLZ
C)
= 54Ω, C
C)
ISL8487E, ISL81487L, ISL81487E
V
Unless Otherwise Specified (Continued)
50
CC
50
L
= 5V, T
= 100pF
t
PHLY
t
t
PLHZ
PHLZ
A
75
75
= 25
5
0
85
85
o
C, ISL8487E, ISL81487L and ISL81487E;
FIGURE 13. DRIVER SKEW vs TEMPERATURE
FIGURE 15. DRIVER AND RECEIVER WAVEFORMS,
250
200
150
100
5
0
5
0
4
3
2
1
0
50
0
5
4
3
2
1
0
-40
-40
A/Y
FIGURE 11. DRIVER SKEW vs TEMPERATURE
B/Z
|CROSSING PT. OF Y↑ & Z↓ - CROSSING PT. OF Y↓ & Z↑|
|CROSS PT. OF Y↑ & Z↓ - CROSS PT. OF Y↓ & Z↑|
RO
RO
-25
DI
-25
(ISL81487E)
HIGH TO LOW (ISL8487E, ISL81487L)
(ISL8487E, ISL81487L)
ISL81487L
TEMPERATURE (
0
TEMPERATURE (
0
|t
TIME (400ns/DIV)
ISL8487E
PLHY
|t
- t
PHLY
PHLZ
25
25
R
DIFF
- t
|
o
|t
|t
PLHZ
o
C)
PLHY
= 54Ω, C
PHLY
C)
|
50
- t
- t
50
PHLZ|
PLHZ|
L
= 100pF
75
75
5
0
85
85