ISL32470E Datasheet, PDF (14/19 Pages) Intersil Corporation – Fault Protected, Extended Common Mode Range, RS-485/RS-422 Transceivers

ISL32470E, ISL32472E, ISL32475E, ISL32478E
Typical Performance Curves V_CC = 5V, T_A = +25°C; Unless Otherwise Specified. (Continued)
2.45
2.40
DE = V_CC, RE = X
2.35
2.30
2.25
DE = GND, RE = GND
2.20
2.15
2.10
2.05
2.00
-40 -25
0
25
50
TEMPERATURE (°C)
75 85
FIGURE 12. SUPPLY CURRENT vs TEMPERATURE
70
60
50
V_OL, +25°C
V_OL, +85°C
40
30
20
10
0
-10
V_OH, +85°C
-20
V_OH, +25°C
-30
0
1
2
3
4
5
RECEIVER OUTPUT VOLTAGE (V)
FIGURE 13. RECEIVER OUTPUT CURRENT vs RECEIVER OUTPUT
VOLTAGE
150
+85°C
100
Y OR Z = LOW
50
+25°C
0
-50
-100
+25°C
Y OR Z = HIGH
+85°C
-150
-60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60
OUTPUT VOLTAGE (V)
FIGURE 14. DRIVER OUTPUT CURRENT vs SHORT CIRCUIT VOLTAGE
800
600
400
200
0 ^{Y or Z}
-200
-400
A/Y or B/Z
-600
-70 -50 -30 -10 0 10 30 50 70
BUS PIN VOLTAGE (V)
FIGURE 15. BUS PIN CURRENT vs BUS PIN VOLTAGE
340
R_D = 54Ω, C_D = 50pF
335
330
325
t_PLH
320
315
310
t_PHL
305
300
-40 -25
0
25
50
TEMPERATURE (°C)
75 85
FIGURE 16. DRIVER DIFFERENTIAL PROPAGATION DELAY vs
TEMPERATURE (ISL32470E, ISL32472E)
8
R_D = 54Ω, C_D = 50pF
7
6
5
4
3
2
1
0
-40
|t_PLH - t_PHL|
-25
0
25
50
TEMPERATURE (°C)
75 85
FIGURE 17. DRIVER DIFFERENTIAL SKEW vs TEMPERATURE
(ISL32470E, ISL32472E)
14
FN7784.0
January 21, 2011