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M54HC161 数据表(PDF) 6 Page - STMicroelectronics

部件名 M54HC161
功能描述  RAD-HARD SYNCHRONOUS PRESETTABLE 4-BIT COUNTER
PDF  12 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M54HC161 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
2.0
25
75
95
110
ns
4.5
7
15
19
22
6.0
6
13
16
19
tPLH tPHL Propagation Delay
Time
(CLOCK - Q)
2.0
48
125
155
190
ns
4.5
16
25
31
38
6.0
14
21
26
32
tPLH tPHL Propagation Delay
Time
(CLOCK - CARRY)
2.0
57
150
190
225
ns
4.5
19
30
38
45
6.0
16
26
32
38
tPLH tPHL Propagation Delay
Time
(TE - CARRY)
2.0
39
100
125
150
ns
4.5
13
20
25
30
6.0
11
17
21
26
tPLH
Propagation Delay
Time
(CLEAR -Q)
2.0
60
150
190
225
ns
4.5
20
30
38
45
6.0
17
26
32
38
tPHL
Propagation Delay
Time
(CLEAR -CARRY)
2.0
72
200
250
300
ns
4.5
24
40
50
60
6.0
20
34
43
51
fMAX
Maximum Clock
Frequency
2.0
6.2
18
5
4.2
MHz
4.5
31
532521
6.0
37
623025
tW(H)
tW(L)
Minimum Pulse
Width (CLOCK)
2.0
18
75
95
110
ns
4.5
6
15
19
22
6.0
6
13
16
19
tW(L)
Minimum Pulse
Width (CLEAR)
2.0
24
75
95
110
ns
4.5
7
15
19
22
6.0
6
13
16
19
ts
Minimum Set-up
Time
(LOAD,PE, TE)
2.0
40
100
125
150
ns
4.5
10
20
25
30
6.0
8
17
21
26
ts
Minimum Set-up
Time
(A,B, C,D)
2.0
20
75
95
110
ns
4.5
5
15
19
22
6.0
3
13
16
19
th
Minimum Hold
Time
(A, B - CLOCK)
2.0
0
0
0
ns
4.5
0
0
0
6.0
0
0
0
tREM
Minimum Removal
Time
2.0
18
50
65
75
ns
4.5
4
10
13
15
6.0
3
9
11
13



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