HEF4556BP 데이터 시트보기 (PDF) - Philips Electronics
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HEF4556BP Datasheet PDF : 4 Pages
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Philips Semiconductors
Dual 1-of-4 decoder/demultiplexer
Product specification
HEF4556B
MSI
Fig.3 Logic diagram (one decoder/multiplexer).
TRUTH TABLE
INPUTS
OUTPUTS
E A0
A1
O0
O1
O2
O3
LL
L
L
H
H
H
LH
L
H
L
H
H
LL
H
H
H
L
H
LH
H
H
H
H
L
HX
X
H
H
H
H
Notes
1. H = HIGH state (the more positive voltage)
2. L = LOW state (the less positive voltage)
3. X = state is immaterial
January 1995
3
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