CD4515 データシートの表示（PDF） - Fairchild Semiconductor
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CD4515 Datasheet PDF : 8 Pages
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Truth Table
Inhibit
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
X = Don’t Care
Logic Diagram
Decode Truth Table (Strobe = 1)
Data Inputs
Selected Output
D
C
B
A
CD4514 = Logic “1”
CD4515 = Logic “0”
0
0
0
0
S0
0
0
0
1
S1
0
0
1
0
S2
0
0
1
1
S3
0
1
0
0
S4
0
1
0
1
S5
0
1
1
0
S6
0
1
1
1
S7
1
0
0
0
S8
1
0
0
1
S9
1
0
1
0
S10
1
0
1
1
S11
1
1
0
0
S12
1
1
0
1
S13
1
1
1
0
S14
1
1
1
1
S15
X
X
X
X All Outputs = 0, CD4514
All Outputs = 1, CD4515
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