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74HC595 参数 Datasheet PDF下载

74HC595图片预览
型号: 74HC595
PDF下载: 下载PDF文件 查看货源
内容描述: 具有输出8位的移位寄存器锁存器3状态 [8 BIT SHIFT REGISTER WITH OUTPUT LATCHES 3 STATE]
分类和应用: 移位寄存器锁存器输出元件
文件页数/大小: 13 页 / 284 K
品牌: STMICROELECTRONICS [ STMICROELECTRONICS ]
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M54/M74HC595
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Test Conditions
Symbol
Parameter
V
CC
(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
t
PZL
t
PZH
3 State Output
Enable Time
2.0
4.5
6.0
2.0
4.5
6.0
t
PLZ
t
PHZ
f
MAX
3 State Output
Disable Time
Maximum Clock
Frequency
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
150
R
L
= 1 KΩ
C
L
(pF)
T
A
= 25 C
54HC and 74HC
Min.
Typ.
25
7
6
30
8
7
45
15
13
60
18
15
60
20
17
75
25
22
R
L
= 1 KΩ
45
15
13
60
20
17
30
15
14
6.0
30
35
5.2
26
31
17
50
59
14
40
45
17
6
6
20
6
6
25
5
4
Max.
60
12
10
75
15
13
125
25
21
175
35
30
150
30
26
190
38
32
135
27
23
175
35
30
150
30
26
4.8
24
28
4.2
21
25
75
15
13
75
15
13
50
10
9
95
19
16
95
19
16
65
13
11
o
Value
-40 to 85
o
C -55 to 125
o
C
74HC
54HC
Min.
Max.
75
15
13
95
19
16
155
31
26
220
44
37
190
38
32
240
48
41
170
34
29
220
44
37
190
38
32
4
20
24
3.4
17
20
110
22
19
110
22
19
75
15
13
Min.
Max.
90
18
15
115
23
20
190
38
32
265
53
45
225
45
38
285
57
48
205
41
35
265
53
45
225
45
38
Unit
t
TLH
t
THL
t
TLH
t
THL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
Output Transition
Time (Qn)
Output Transition
Time (QH’)
Propagation
Delay Time
(SCK - QH’)
Propagation
Delay Time
(SCLR - QH’)
Propagation
Delay Time
(RCK - Qn)
50
ns
50
ns
50
ns
50
ns
50
ns
150
ns
50
ns
ns
50
R
L
= 1 KΩ
ns
50
ns
150
ns
t
W(H)
Minimum Pulse
Width
(SCK, RCK)
Minimum Pulse
Width
(SCLR)
Minimum Set-up
Time
(SI - CCK)
50
ns
t
W(L)
50
ns
t
s
50
ns
6/13