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Engineering Digital Design
book

Engineering Digital Design

by Richard F. Tinder
January 2000
Intermediate to advanced content levelIntermediate to advanced
884 pages
29h 39m
English
Academic Press
Content preview from Engineering Digital Design
4.5 MULTIPLE OUTPUT OPTIMIZATION 157
FIGURE 4.26
Multioutput SOP optimization for the system represented by Eqs. (4.36) and Fig. 4.24. (a) K-map
and shared PIs for f
1
· f
2
. (b) K-maps showing optimal SOP cover for functions f
1
and f
2
.
Optimized SOP Cover. ANDing the canonical SOP forms of Eqs. (4.36) by using the
ANDing rules given by Eqs. (4.32) produces
f
1
· f
2
=
m(0, 6, 7, 8, 12, 14) + φ(13).
The K-map for f
1
· f
2
and the table of shared p-term PIs is given in Fig. 4.26a. The K-maps
in Fig. 4.26b show the optimized cover for the two-function system. The results are
f
1
=
¯
ABC +
¯
B
¯
C
¯
D + AB
f
2
=
¯
ABC +
¯
A
¯
B
¯
C +
¯
C
¯
D
, (4.38)
which represent a combined gate/input ...
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Publisher Resources

ISBN: 9780126912951