mc14538bd ON Semiconductor, mc14538bd Datasheet - Page 6

• Manufacturer Part Number: mc14538bd
• Description: Dual Precision Retiggerable/resettable Monostable Multivibrator
• Manufacturer: ON Semiconductor

1000
100
RESET
1.0
0.8
0.6
0.4
0.2
1.0
0.1
10
0
0.001
Q
Q
A
B
t
T
R
C
PLH
R
ONE MONOSTABLE SWITCHING ONLY
A
X
X
Figure 5. Typical Normalized Distribution
X
= 25°C
Figure 7. Typical Total Supply Current
= 100 kW
= 0.1 mF
= 100 kW, C
of Units for Output Pulse Width
50%
50%
50%
versus Output Duty Cycle
0.1
t
T, OUTPUT PULSE WIDTH (%)
PHL
−4
T
L
OUTPUT DUTY CYCLE (%)
= 50 pF
t
WH
−2
t
PHL
50%
10 V
1.0
0
t
PLH
V
50%
50%
DD
50%
0% POINT PULSE WIDTH
V
V
V
2
DD
DD
DD
= 15 V
= 5.0 V, T = 9.8 ms
= 10 V, T = 10 ms
= 15 V, T = 10.2 ms
4
t
t
t
Figure 4. Switching Test Waveforms
WL
THL
TLH
10
10%
90%
t
10%
TLH
90%
5.0 V
t
http://onsemi.com
t
THL
t
TLH
THL
90%
10%
MC14538B
100
90%
10%
6
t
THL
50%
t
THL
t
t
PHL
PLH
50%
90%
10%
Reset
t
2
1
0
1
2
WL
t
PHL
5
H
H
H
H
H
H
L
Figure 6. Typical Pulse Width Variation as
6
a Function of Supply Voltage V
L, H,
Inputs
7
t
A
H
X
X
L
L
TLH
V
DD
FUNCTION TABLE
8
, SUPPLY VOLTAGE (VOLTS)
9
L, H,
B
H
H
L
X
X
R
C
X
X
10
50%
50%
= 100 kW
= 0.1 mF
50%
11
Q
L
12
Not Triggered
Not Triggered
Not Triggered
Not Triggered
Not Triggered
t
rr
Outputs
13
DD
14
V
V
V
Q
H
DD
DD
DD
15