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HEF4532 データシートの表示(PDF) - Philips Electronics
部品番号
コンポーネント説明
メーカー
HEF4532
8-input priority encoder
Philips Electronics
HEF4532 Datasheet PDF : 8 Pages
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Philips Semiconductors
8-input priority encoder
Product specification
HEF4532B
MSI
Fig.6 0-to-9 keyboard encoder.
TRUTH TABLE
(for Fig.6)
INPUTS
OUTPUTS
9
8
7
6
5
4
3
2
1
0
GS O’
3
O’
2
O’
1
O’
0
H
X
X
X
X
X
X
X
X
X
L
H
L
L
H
L
H
X
X
X
X
X
X
X
X
L
H
L
L
L
L
L
H
X
X
X
X
X
X
X
H
L
H
H
H
L
L
L
H
X
X
X
X
X
X
H
L
H
H
L
L
L
L
L
H
X
X
X
X
X
H
L
H
L
H
L
L
L
L
L
H
X
X
X
X
H
L
H
L
L
L
L
L
L
L
L
H
X
X
X
H
L
L
H
H
L
L
L
L
L
L
L
H
X
X
H
L
L
H
L
L
L
L
L
L
L
L
L
H
X
H
L
L
L
H
L
L
L
L
L
L
L
L
L
H
H
L
L
L
L
Notes
1. H = HIGH state (the more positive voltage)
2. L = LOW state (the less positive voltage)
3. X = state is immaterial
January 1995
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