ISL3179E_15 Datasheet, PDF (10/18 Pages) Intersil Corporation – High ESD Protected, +125°C, 40Mbps, 3.3V, Full Fail-Safe, RS-485/RS-422 Transceivers

ISL3179E, ISL3180E
Typical Performance Curves V_CC = 3.3V, T_A = +25°C; Unless Otherwise Specified (Continued)
150
Y OR Z = LOW
100
50
0
2.40
DE = V_CC, RE = X OR DE = GND, RE = GND
2.35
2.30
2.25
2.20
-50
Y OR Z = HIGH
-100
-7 -6 -4 -2 0
2
4
6
OUTPUT VOLTAGE (V)
8 10 12
FIGURE 12. DRIVER OUTPUT CURRENT vs SHORT-CIRCUIT
VOLTAGE
2.15
2.10
-40
-15
10
35
60
85
110 125
TEMPERATURE (°C)
FIGURE 13. SUPPLY CURRENT vs TEMPERATURE
13.0
12.5
12.0
11.5
11.0
10.5
10.0
t_PLH
t_PHL
9.5
9.0
8.5
8.0-40
-15
10
35
60
85
110 125
TEMPERATURE (°C)
FIGURE 14. DRIVER DIFFERENTIAL PROPAGATION DELAY vs
TEMPERATURE
DI
5
0
R_DIFF = 54Ω, C_D = 50pF
5
0
RO
0.25
|t_PLH - t_PHL|
0.20
0.15
0.10
0.05
0
-40
-15
10
35
60
85
TEMPERATURE (°C)
110 125
FIGURE 15. DRIVER DIFFERENTIAL SKEW vs TEMPERATURE
DI
5
0
R_DIFF = 54Ω, C_D = 50pF
5
0
RO
3
2 _Y-Z
1
0
-1
-2
-3
TIME (5ns/DIV)
FIGURE 16. DRIVER AND RECEIVER WAVEFORMS
3
2
1
0 _Y-Z
-1
-2
-3
TIME (5ns/DIV)
FIGURE 17. DRIVER AND RECEIVER WAVEFORMS
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FN6365.5
August 25, 2015