MC74HC393 查看數據表（PDF） - Motorola => Freescale
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MC74HC393 Datasheet PDF : 7 Pages
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TIMING DIAGRAM
MC54/74HC393
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 0
CLOCK
RESET
Q1
Q2
Q3
Q4
COUNT SEQUENCE
Outputs
Count
Q4
Q3
Q2
Q1
0
L
L
L
L
1
L
L
L
H
2
L
L
H
L
3
L
L
H
H
4
L
H
L
L
5
L
H
L
H
6
L
H
H
L
7
L
H
H
H
8
H
L
L
L
9
H
L
L
H
10
H
L
H
L
11
H
L
H
H
12
H
H
L
L
13
H
H
L
H
14
H
H
H
L
15
H
H
H
H
High–Speed CMOS Logic Data
5
DL129 — Rev 6
MOTOROLA
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