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74HC/HCT4538 View Datasheet(PDF) - Philips Electronics

Part Name
Description
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74HC/HCT4538 Datasheet PDF : 14 Pages
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Philips Semiconductors
Dual retriggerable precision monostable
multivibrator
Product specification
74HC/HCT4538
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Output capability: standard
ICC category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
SYMBOL PARAMETER
+25
min. typ.
tPLH
tPHL
tPHL
tPLH
tTHL/ tTLH
tW
tW
tW
tW
propagation delay
nA0, nA1 to nQ
propagation delay
nA0, nA1 to nQ
propagation delay
nRD to nQ
propagation delay
nRD to nQ
output transition
time
nA0 pulse width
LOW
nA1 pulse width
HIGH
nRD pulse width
LOW
nQ, nQ pulse width
HIGH or LOW
85
31
25
83
30
24
80
29
23
83
30
24
19
7
6
80 17
16 6
14 5
80 17
16 6
14 5
80 19
16 7
14 6
0.63 0.70
trem
removal time
35 6
RD to nA0, nA1
72
62
Tamb (°C)
74HC
40 to +85 40 to +125
max. min. max. min. max.
265
330
400
53
66
80
45
56
68
265
330
400
53
66
80
45
56
68
265
330
400
53
66
80
45
56
68
265
340
400
53
68
80
45
58
68
75
95
110
15
19
22
13
16
19
100
120
20
24
17
20
100
120
20
24
17
20
100
120
20
24
17
20
0.77 0.602 0.798 0.595 0.805
45
55
9
11
8
9
TEST CONDITIONS
UNIT VCC
(V)
OTHER
ns 2.0 Fig.8
4.5
6.0
ns 2.0 Fig.8
4.5
6.0
ns 2.0 Fig.8
4.5
6.0
ns 2.0 Fig.8
4.5
6.0
ns 2.0 Fig.8
4.5
6.0
ns 2.0 Fig.8
4.5
6.0
ns 2.0 Fig.8
4.5
6.0
ns 2.0 Fig.8
4.5
6.0
ms 5.0 Fig.8;
Rt = 10 k;
Ct = 0.1 µF
ns 2.0 Fig.8
4.5
6.0
September 1993
6
 

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