m74hc590 STMicroelectronics, m74hc590 Datasheet - Page 7

• Manufacturer Part Number: m74hc590
• Description: 8 Binary Counter Register With 3 State Output
• Manufacturer: STMicroelectronics

AC ELECTRICAL CHARACTERISTICS (C
t
t
t
t
t
t
Symbol
PLH
PLH
TLH
TLH
PZL
PLZ
t
f
t
t
t
t
W(H)
MAX
W(L)
W(L)
PLH
s(H)
t
t
s
h
t
t
t
t
t
t
PZH
PHZ
THL
THL
PHL
PHL
Output Transition
Time
Output Transition
Time (RCO)
Propagation Delay
Time
(CCK - RCO)
Propagation Delay
Time
(CCLR - RCO)
Propagation Delay
Time
(RCK - Q)
High Impedance
Output Enable
Time
High Impedance
Output Disable
Time
Maximum Clock
Frequency
Minimum Pulse
Width (CCK, RCK)
Minimum Pulse
Width (CCLR)
Minimum Set-up
Time (CCKEN -
CCK)
Minimum Set-up
Time (CCK - RCK)
Minimum Hold
Time
Parameter
V
(V)
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
CC
Test Condition
(pF)
150
150
C
50
50
50
50
50
50
50
50
50
50
50
50
50
L
R
R
R
L
L
L
L
= 1 K
= 1 K
= 1 K
= 50 pF, Input t
Min.
6.6
33
39
T
A
r
Typ.
= 25° C
25
30
56
19
16
53
21
18
48
17
14
60
21
18
39
13
51
17
14
28
14
12
13
52
61
36
32
44
76
19
16
11
11
= t
7
6
8
7
9
8
8
7
9
f
= 6ns)
Max.
165
175
145
185
105
135
105
100
100
175
60
12
10
75
15
13
33
28
35
30
29
25
37
31
21
18
27
23
21
18
20
17
75
15
13
20
17
35
30
0
0
0
Value
-40 to 85°C
Min.
5.2
26
31
Max.
205
220
180
230
130
170
130
125
125
220
75
15
13
95
19
16
41
35
44
37
36
31
46
39
26
22
34
29
26
22
25
21
95
19
16
25
21
44
37
0
0
0
-55 to 125° C
Min.
4.4
22
26
M74HC590
Max.
250
265
220
280
160
205
160
145
150
255
115
110
90
18
15
23
20
50
43
53
45
44
37
56
48
32
27
41
35
32
27
29
25
22
19
30
26
51
43
0
0
0
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
7/15