TC74AC161FT 查看數據表（PDF） - Toshiba
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TC74AC161FT Datasheet PDF : 14 Pages
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System Diagram
TC74AC161,163P/F/FT
1
CLR
10
ENT
7
ENP
9
LOAD
3
A
L
4
B
L
E
E
L
L
((NNoottee) 2)
DR Q
L
E
CK Q
E
((NNootete) 2)
L
E
DR Q
15 Carry
Out
14
QA
5
C
L
E
CK Q
((NNootete) 2)
L
E
DR Q
13
QB
6
D
L
E
CK Q
((NNootete) 2)
L
E
DR Q
12
QC
2
CK
E
CK Q
Note: Truth table of internal F/F
TC74AC161
TC74AC163
D CK R
Q
Q
D CK R
Q
Q
X
X
H
L
H
X
H
L
H
L
L
L
H
L
L
L
H
H
L
H
L
H
L
H
L
X
L No Change X
L No Change
X: Don’t care
11
QD
4
2012-02-29
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