MC74HC174A_01 데이터 시트보기 (PDF) - ON Semiconductor
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MC74HC174A_01 Datasheet PDF : 8 Pages
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MC74HC174A
TIMING REQUIREMENTS (CL = 50 pF, Input tr = tf = 6.0 ns)
Guaranteed Limit
VCC *55_C to 25_C
v85_C
v125_C
Symbol
Parameter
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tsu
Minimum Setup Time, Data to Clock
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ th
Minimum Hold Time, Clock to Data
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ trec
Minimum Recovery Time,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Reset Inactive to Clock
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tw
Minimum Pulse Width, Clock
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tw
Minimum Pulse Width, Reset
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tr, tf
Maximum Input Rise and Fall Times
Figure V
6
2.0
4.5
6.0
6
2.0
4.5
6.0
5
2.0
4.5
6.0
4
2.0
4.5
6.0
5
2.0
4.5
6.0
4
2.0
4.5
6.0
Min Max Min Max Min Max Unit
50
65
75
ns
10
13
15
9.0
11
13
5.0
5.0
5.0
ns
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
ns
5.0
5.0
5.0
5.0
5.0
5.0
75
95
110
ns
15
19
22
13
16
19
75
95
110
ns
15
19
22
13
16
19
1000
500
400
1000
500
400
1000 ns
500
400
CLOCK 9
D0 3
RESET 1
D1 4
D2 6
D3 11
D4 13
D5 14
C
Q
DR
C
Q
DR
C
Q
DR
C
Q
DR
C
Q
DR
C
Q
DR
2 Q0
5 Q1
7 Q2
10 Q3
12 Q4
15 Q5
Figure 3. Expanded Logic Diagram
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