ISL3178AE Datasheet, PDF (11/14 Pages) Intersil Corporation – ±15kV ESD Protected, 3.3V, Full Fail-Safe, Low Power, High Speed or Slew Rate Limited, RS-485/RS-422 Transceivers

ISL3178AE
Typical Performance Curves V_CC = 3.3V, T_A = +25°C; Unless Otherwise Specified (Continued)
40
1.6
35
TPHL
1.5
30
TPLH
1.4
25
20
1.3
15
1.2
10
1.1
5
0
-60 -45 -30 -15 0 15 30 45 60 75 90 105 120
TEMPERATURE (°C)
FIGURE 11. DRIVER DIFFERENTIAL PROPAGATION DELAY
vs TEMPERATURE)
1
-60 -45 -30 -15 0 15 30 45 60 75
TEMPERATURE (°C)
FIGURE 12. DRIVER DIFFERENTIAL SKEW vs
TEMPERATURE
90 105 120
DI
5
0
R_DIFF = 54Ω, C_D = 50pF
5
0
RO
DI
5
0
R_DIFF = 54Ω, C_D = 50pF
5
0
RO
3.0
2.5 _B/Z
2.0
1.5
1.0
A/Y
0.5
0
TIME (10ns/DIV)
FIGURE 13. DRIVER AND RECEIVER WAVEFORMS,
LOW TO HIGH
3.0
2.5 A/Y
2.0
1.5
1.0
B/Z
0.5
0
TIME (10ns/DIV)
FIGURE 14. DRIVER AND RECEIVER WAVEFORMS,
HIGH TO LOW
35
30
V_OL, +25°C
25
20 V_OH, +25°C
V_OL, +85°C
15
V_OH, +85°C
10
5
0
0
0.5
1.0 1.5
2.0
2.5
3.0
3.5
RECEIVER OUTPUT VOLTAGE (V)
FIGURE 15. RECEIVER OUTPUT CURRENT vs RECEIVER OUTPUT VOLTAGE
11
FN6887.1
May 6, 2009