ISL3298EMRTEP Datasheet, PDF (8/9 Pages) Intersil Corporation – 9RS-485/RS-422 Transmitter

ISL3298EMRTEP
Typical Performance Curves V_CC = V_L = 3.3V, T_A = +25°C; Unless Otherwise Specified (Continued)
0.7
3.5
0.6
3.0
0.5
V_L = V_CC ≤ 3.3V, SKEW
0.4
2.5
Y, V_L = V_CC = 3.3V, SKEW
2.0
0.3
1.5
0.2
1.0
Z, V_L = V_CC = 3.3V, SKEW
0.1
0.5
0.0
-55 -35 -15 5 25 45 65 85 105 125
TEMPERATURE (°C)
FIGURE 12. DRIVER DIFFERENTIAL SKEW vs TEMPERATURE
0.0
-55 -35 -15 5 25 45 65 85 105 125
TEMPERATURE (°C)
FIGURE 13. DRIVER SINGLE-ENDED SKEW vs TEMPERATURE
32
30
Z, V_L = V_CC, TDDLH
28
Y, V_L = V_CC = TDDHL
26
24
22
Y, V_L = V_CC, TDDLH
20
18
-55
Z, V_L = V_CC = TDDHL
-35 -15 5 25 45 65
TEMPERATURE (°C)
85 105 125
FIGURE 14. SINGLE-ENDED PROPAGATION DELAY vs
TEMPERATURE
Die Characteristics
SUBSTRATE AND TDFN THERMAL PAD POTENTIAL
(POWERED UP):
GND
TRANSISTOR COUNT:
516
PROCESS:
Si Gate BiCMOS
V_L = 1.35V
DI
3.0
Y
1.5 Z
0
3
2
1
0
-1
-2
-3
R_DIFF = 54Ω, C_D = 50pF
3
0
Y-Z
TIME (10ns/DIV)
FIGURE 15. DRIVER WAVEFORMS, HIGH TO LOW
8
FN7607.1
July 28, 2011