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Digital Arithmetic
book

Digital Arithmetic

by Miloš D. Ercegovac, Tomás Lang
September 2003
Intermediate to advanced content levelIntermediate to advanced
709 pages
26h 51m
English
Morgan Kaufmann
Content preview from Digital Arithmetic
About Carries
53
9 Switched carry-ripple adder
9 Carry-skip adder
9 Carry-lookahead adder
9 Prefix adder
9 Carry-select adder and conditional-sum adder
Redundant adders are characterized by limited carry propagation (indepen-
dent of the number of bits of the adder). The main types are:
9 Carry-save adder
9
Signed-digit adder
Different adder schemes are sometimes combined to achieve delay/area con-
straints, resulting in
hybrid adders.
These adders are not discussed in this book,
but references to them are included at the end of this chapter.
2~ About Carries
The production of the bit
S i (0
< i < n -- 1) in the addition ...
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Publisher Resources

ISBN: 9781558607989