SCLS467B − FEBRUAR Y 2003 − REVISED MAY 2004
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
†
Figure 2
OUTPUT PULSE DURATION
vs
EXTERNAL TIMING CAPACITANCE
1.00E+07
t
w
− Output Pulse Duration − ns
1.00E+06
1.00E+05
1.00E+04
1.00E+03
1.00E+02
C
T
− External Timing Capacitance − pF
10
1
10
2
10
3
10
4
10
5
V
CC
= 3 V
T
A
= 25°C
R
T
= 1 MΩ
R
T
= 100 kΩ
R
T
= 10 kΩ
R
T
= 1 kΩ
Figure 3
OUTPUT PULSE DURATION
vs
EXTERNAL TIMING CAPACITANCE
1.00E+07
t
w
− Output Pulse Duration − ns
1.00E+06
1.00E+05
1.00E+04
1.00E+03
1.00E+02
C
T
− External Timing Capacitance − pF
10
1
10
2
10
3
10
4
10
5
R
T
= 1 MΩ
R
T
= 100 kΩ
R
T
= 10 kΩ
R
T
= 1 kΩ
V
CC
= 4.5 V
T
A
= 25°C
Figure 4
MINIMUM TRIGGER TIME
vs
V
CC
CHARACTERISTICS
R
T
= 1 kΩ
T
A
= 25°C
10.00
0
1.00
0.10
0.01
123456
C
T
= 0.01 µF
C
T
= 1000 pF
C
T
= 100 pF
V
CC
− Supply Voltage − V
Minimum Retrigger Time−
µ
s
rr
− t
Figure 5
1.20
1.15
1.10
1.05
1.00
0.95
0.90
1.5 2 2.5 3 3.5 4 4.5 5 5.5 6
R
T
= 10 kΩ
T
A
= 25°C
t
w
= K × C
T
× R
T
V
CC
− Supply Voltage − V
OUTPUT PULSE-DURATION CONSTANT
vs
SUPPLY VOLTAGE
Output Pulse Duration Constant − K
C
T
= 1000 pF
C
T
= 0.01 µF
C
T
= 1 µF, C
T
= 0.1 µF
†
Operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied.
