11
FN6229.1
November 24, 2008
Typical Performance Curves Device installed on Intersil ISL55100B Evaluation Board.
FIGURE 7. LOWSWING EFFECTS ON DRIVER SHAPE AND
TPD (100pF-1k LOAD)
FIGURE 8.
DRIVER WAVEFORMS UNDER VARIOUS LOADS
FIGURE 9. DATA/HIZ/DRIVER OUT TIMING
FIGURE 10.
ROUT vs DEVICE VOLTAGE
FIGURE 11. ROUT vs VH RAIL
FIGURE 12.
PROPAGATION DELAY vs VH RAIL, VARIOUS
LOADS
0
10ns/DIV
0.
5V/
D
IV
0.
5V/
D
IV
VCC 12.0 DH 6.0
VEE - 3.0 DL 0.0
LOWSWING OFF
LOWSWING ON
0
10ns/DIV
2V
/DI
V
2200pF
1000pF
680pF
1k100pF
DATA IN
VCC 12.0 DH 6.0
VEE - 3.0 DL 0.0
TRISTATE/DATA/DOUT TIMING
0
20ns/DIV
2V
/DI
V
2V
/DIV
DRVEN
DATA IN
DRIVER OUT
0
10
5
0
12
13
14
15
16
17
18
VCC-VEE VOLTS (VEE -3.0 FIXED)
VH (6V) ROUT : DRIVER SOURCES 125mA
VL (0.0V) ROUT: DRIVER SINKS 125mA
R
OU
T
@
1
25m
A
DC
8.0
7.2
6.4
5.6
4.8
4.0
3.2
2.4
1.6
0.8
0.0
123
456
789
10 11 12 13 14 15
VH VOLTS (VL = 0.0)
VH (1V TO 15V) ROUT: DRIVER SOURCES 125mA
VL (0.0V FIXED) ROUT: DRIVER SINKS 125mA
R
OU
T
@
1
25m
A
DC
20
18
16
14
12
10
8
6
4
2
0
1
234
56
78
9
10 11 12 13 14
VH VOLTS (VL = 0.0)
2200pF
1000pF
680pF
1k 100pF
PROPAGAT
ION
DELAY
ISL55100B