ISL33354E Datasheet, PDF (12/23 Pages) Intersil Corporation – Full fail-safe (open/short) RS-485/422 port 2 Rx

ISL33354E, ISL33357E
Typical Performance Curves V_CC = 5V, T_A = +25°C, unless otherwise specified
50
100
V_OL, +25°C
90
40
80
V_OL, +85°C
70
30
60
50
20
V_OH, +25°C
40
V_OH, +85°C
30
10
20
10
0
0
1
2
3
4
5
RECEIVER OUTPUT VOLTAGE (V)
00
1
2
3
4
5
DIFFERENTIAL OUTPUT VOLTAGE (V)
FIGURE 9. RECEIVER OUTPUT CURRENT vs RECEIVER OUTPUT
VOLTAGE
FIGURE 10. RS-485, DRIVER OUTPUT CURRENT vs DIFFERENTIAL
OUTPUT VOLTAGE
3.6
3.5
R_DIFF = 100Ω
3.4
3.3
3.2
R_DIFF = 54Ω
3.1
3.0-40 _-25
0
25
50
TEMPERATURE (°C)
75 85
FIGURE 11. RS-485, DRIVER DIFFERENTIAL OUTPUT VOLTAGE vs
TEMPERATURE
150
100
Y OR Z = LOW
FULL TEMP RANGE
50
0
-50
+85°C
+25°C
Y OR Z = HIGH
-100
-40°C
-150
-7 -6 -4 -2 0 2 4 6 8 10 12
OUTPUT VOLTAGE (V)
FIGURE 12. RS-485, DRIVER OUTPUT CURRENT vs SHORT-CIRCUIT
VOLTAGE
4.0
SHDN = V_CC
3.5
3.0
2.5
2.0
1.5
1.0
-40 -25
0
25
50
75 85
TEMPERATURE (°C)
FIGURE 13. SUPPLY CURRENT vs TEMPERATURE
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FN8775.1
October 21, 2016