Datasheet

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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
= 0.1 µF
MINIMUM TRIGGER TIME
vs
V
CC
CHARACTERISTICS
R
T
= 1 kΩ
T
A
= 25°C
10.00
0
1.00
0.10
0.01
1 2 3 4 5 6
C
T
= 0.01 µF
C
T
= 1000 pF
C
T
= 100 pF
V
CC
− Supply Voltage − V
Minimum Retrigger Time − µs
rr
− t
1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50
0.00001
0.0001
0.001
T
A
= 25°C
V
CC
= 5 V
For Capacitor Values of
0.001 µF or Greater,
K = 1.0
(K is Independent of R)
Multiplier Factor − K
EXTERNAL CAPACITANCE VALUE
vs
MULTIPLIER FACTOR
C
T
− External Capacitor Value −
µ
F
t
w
− Output Pulse Duration
Relative Frequency of Occurance
DISTRIBUTION OF UNITS
vs
OUTPUT PULSE DURATION
Mean = 856 ns
Median = 856 ns
Std. Dev. = 3.5 ns
V
CC
= 5 V
T
A
= 25°C
C
T
= 50 pF
R
T
= 10 kW
−3 Std. Dev. +3 Std. Dev.
Median
99% of Data Units
SN74AHC123A-EP
DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATOR
SCLS703A – JULY 2006 – REVISED MARCH 2007
APPLICATION INFORMATION (continued)
NOTE: Operation of the device at these or any other conditions beyond those indicated under "recommended operating
conditions" is not implied.
Figure 7. Figure 8.
Figure 9. Figure 10.
11
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