74LV423PW View Datasheet(PDF) - Philips Electronics
Part Name
Description
MFG CO.
74LV423PW Datasheet PDF : 16 Pages
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Philips Semiconductors
Dual retriggerable monostable multivibrator
with reset
Preliminary specification
74LV423
AC CHARACTERISTICS
GND = 0V; tr = tf ≤ 2.5ns; CL = 50pF; RL = 1KΩ
SYMBOL
PARAMETER
WAVEFORM
tPHL
Propagation delay
nRD, nA, nB, to nQ
Figure 4
CEXT = 0pF
REXT = 5kΩ
tPLH
Propagation delay
nRD, nA, nB, to nQ
Figure 4
CEXT = 0pF
REXT = 5kΩ
tPHL
Propagation delay
nRD to nQ (reset)
Figure 4
CEXT = 0pF
REXT = 5kΩ
tPLH
Propagation delay
nRD to nQ (reset)
Figure 4
CEXT = 0pF
REXT = 5kΩ
tW
Trigger pulse width
nA = LOW
Figure 4
tW
Trigger pulse width
nB = HIGH
Figure 4
tW
Reset pulse width
nRD = LOW
Figure 3
Output pulse width
tW
nQ = HIGH
nQ = LOW
Figures 2, 3
Output pulse width
tW
nQ = HIGH
Figures 2, 3
nQ = LOW
trt
Retrigger time
nA, nB
NOTES ON FOLLOWING PAGE
Figure 2
CONDITION
VCC(V)
1.2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
1.2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
1.2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
1.2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
2.0
2.7
3.0 to 3.6
4.5 to 5.5
2.0
2.7
3.0 to 3.6
4.5 to 5.5
2.0
2.7
3.0 to 3.6
4.5 to 5.5
2.0
2.7
3.0 to 3.6
4.5 to 5.5
2.0
2.7
3.0 to 3.6
4.5 to 5.5
2.0
2.7
3.0 to 3.6
4.5 to 5.5
LIMITS
–40 to +85 °C
MIN TYP1 MAX
150
51
95
38
70
302
56
203
38
150
51
95
38
70
302
56
203
38
120
41
77
30
56
242
45
183
34
120
41
77
30
56
242
45
183
34
30
25
20
15
30
25
20
62
15
36
30
25
20
–40 to +125 °C
MIN MAX
116
85
68
45
116
85
68
45
92
68
54
41
92
68
54
41
40
30
25
20
40
30
25
20
40
30
25
UNIT
ns
ns
ns
ns
ns
ns
ns
4502
µs
752
ns
302
ns
1997 Feb 04
7
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