ISL31470E_10 Datasheet, PDF (15/21 Pages) Intersil Corporation – Fault Protected, Extended Common Mode Range, RS-485/RS-422 Transceivers

ISL31470E, ISL31472E, ISL31475E, ISL31478E
Typical Performance Curves V_CC = 5V, T_A = +25°C; Unless Otherwise Specified. (Continued)
800
600
340
335
R_D = 54Ω, C_D = 50pF
400
200
Y OR Z
0
-200
-400
A/Y OR B/Z
-600
-70 -50 -30 -10 0 10 30 50 70
BUS PIN VOLTAGE (V)
FIGURE 12. BUS PIN CURRENT vs BUS PIN VOLTAGE
330
325
t_PLH
320
315
310
t_PHL
305
300
-40 -25
0
25
50
TEMPERATURE (°C)
75 85
FIGURE 13. DRIVER DIFFERENTIAL PROPAGATION
DELAY vs TEMPERATURE (ISL31470E,
ISL31472E)
8
R_D = 54Ω, C_D = 50pF
7
6
5
4
3
2
1
| t_PLH - t_PHL|
0
-40 -25
0
25
50
TEMPERATURE (°C)
75 85
FIGURE 14. DRIVER DIFFERENTIAL SKEW vs
TEMPERATURE (ISL31470E, ISL31472E)
85
R_D = 54Ω, C_D = 50pF
80
75
70
t_PLH
65
t_PHL
60
55
50
-40 -25
0
25
50
TEMPERATURE (°C)
75 85
FIGURE 15. DRIVER DIFFERENTIAL PROPAGATION
DELAY vs TEMPERATURE (ISL31475E)
4.0
R_D = 54Ω, C_D = 50pF
3.5
3.0
2.5
| t_PLH - t_PHL|
2.0
-40 -25
0
25
50
TEMPERATURE (°C)
FIGURE 16. DRIVER DIFFERENTIAL SKEW vs
TEMPERATURE (ISL31475E)
75 85
27
R_D = 54Ω, C_D = 50pF
25
23
t_PLH
21
19
t_PHL
17
15
-40 -25
0
25
50
TEMPERATURE (°C)
75 85
FIGURE 17. DRIVER DIFFERENTIAL PROPAGATION
DELAY vs TEMPERATURE (ISL31478E)
15
FN7639.0
June 17, 2010