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M74HC299 数据表(PDF) 6 Page - STMicroelectronics

部件名 M74HC299
功能描述  8 BIT PIPO SHIFT REGISTER WITH ASYNCHRONOUS CLEAR
PDF  13 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M74HC299 数据表(HTML) 6 Page - STMicroelectronics

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AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6ns)
Symbol
Parameter
Test Condition
Value
Unit
VCC
(V)
TA = 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
tTLH tTHL Output Transition
Time
(QA, QH)
2.0
50
25
60
75
90
ns
4.5
7
121518
6.0
6
101315
tTLH tTHL Output Transition
Time
(QA’, QH’)
2.0
50
30
75
95
110
ns
4.5
8
151922
6.0
7
131619
tPLH tPHL Propagation Delay
Time
(CLOCK - QA’,
QH’)
2.0
50
85
170
215
255
ns
4.5
23
34
43
51
6.0
18
29
37
43
tPHL
Propagation Delay
Time
(CLEAR - QA’, QH’)
2.0
50
85
175
220
265
ns
4.5
24
35
44
53
6.0
18
30
37
45
tPLH tPHL Propagation Delay
Time
(CLOCK - QA, QH)
2.0
50
80
160
200
240
ns
4.5
21
32
40
48
6.0
17
27
34
41
2.0
150
100
200
250
300
ns
4.5
26
40
50
60
6.0
21
34
43
51
tPZL tPZH High Impedance
Output Enable
Time
2.0
50
RL = 1 KΩ
60
130
165
195
ns
4.5
17
26
33
39
6.0
13
22
28
33
2.0
150
RL = 1 KΩ
78
170
15
255
ns
4.5
23
34
43
51
6.0
17
29
37
43
tPLZ tPHZ High Impedance
Output Disable
Time
2.0
50
RL = 1 KΩ
54
150
190
225
ns
4.5
19
30
38
45
6.0
16
26
32
38
fMAX
Maximum Clock
Frequency
2.0
50
6
12
4.8
4
MHz
4.5
30
58
24
20
6.0
35
80
28
24
tW(L)
tW(H)
Minimum Pulse
Width (CLOCK)
2.0
50
75
95
110
ns
4.5
15
19
22
6.0
13
16
19
tW(L)
Minimum Pulse
Width (CLEAR)
2.0
50
75
95
110
ns
4.5
15
19
22
6.0
13
16
19
ts
Minimum Set-up
Time (S0, S1)
(SL, SR, A, H)
2.0
50
100
125
150
ns
4.5
20
25
30
6.0
17
21
26
th
Minimum Hold
Time (S0, S1)
(SL, SR, A, H)
2.0
50
000
ns
4.5
0
0
0
6.0
0
0
0
tREM
Minimum Removal
Time (CLEAR)
2.0
50
50
65
75
ns
4.5
10
13
15
6.0
9
11
13



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