MC74HC595A
www.onsemi.com
5
AC ELECTRICAL CHARACTERISTICS (C
L
= 50 pF, Input t
r
= t
f
= 6.0 ns)
Symbo
Parameter
V
CC
V
Guaranteed Limit
Unit
–55 to 25_C ≤ 85_C ≤ 125_C
f
max
Maximum Clock Frequency (50% Duty Cycle)
(Figures 1 and 7)
2.0
3.0
4.5
6.0
6.0
15
30
35
4.8
10
24
28
4.0
8.0
20
24
MHz
t
PLH
,
t
PHL
Maximum Propagation Delay, Shift Clock to SQ
H
(Figures 1 and 7)
2.0
3.0
4.5
6.0
140
100
28
24
175
125
35
30
210
150
42
36
ns
t
PHL
Maximum Propagation Delay, Reset to SQ
H
(Figures 2 and 7)
2.0
3.0
4.5
6.0
145
100
29
25
180
125
36
31
220
150
44
38
ns
t
PLH
,
t
PHL
Maximum Propagation Delay, Latch Clock to Q
A
− Q
H
(Figures 3 and 7)
2.0
3.0
4.5
6.0
140
100
28
24
175
125
35
30
210
150
42
36
ns
t
PLZ
,
t
PHZ
Maximum Propagation Delay, Output Enable to Q
A
− Q
H
(Figures 4 and 8)
2.0
3.0
4.5
6.0
150
100
30
26
190
125
38
33
225
150
45
38
ns
t
PZL
,
t
PZH
Maximum Propagation Delay, Output Enable to Q
A
− Q
H
(Figures 4 and 8)
2.0
3.0
4.5
6.0
135
90
27
23
170
110
34
29
205
130
41
35
ns
t
TLH
,
t
THL
Maximum Output Transition Time, Q
A
− Q
H
(Figures 3 and 7)
2.0
3.0
4.5
6.0
60
23
12
10
75
27
15
13
90
31
18
15
ns
t
TLH
,
t
THL
Maximum Output Transition Time, SQ
H
(Figures 1 and 7)
2.0
3.0
4.5
6.0
75
27
15
13
95
32
19
16
110
36
22
19
ns
C
in
Maximum Input Capacitance − 10 10 10 pF
C
out
Maximum Three−State Output Capacitance (Output in
High−Impedance State), Q
A
− Q
H
− 15 15 15 pF
C
PD
Power Dissipation Capacitance (Per Package)*
Typical @ 25°C, V
CC
= 5.0 V
pF
300