Lecture21-Multipliers-6up

Lecture21-Multipliers-6up - EE141-Fall 2010 Digital...

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EE141 1 EECS141 1 Lecture #26 EE141 EE141 -Fall 2010 Fall 2010 Digital Integrated Digital Integrated Circuits Circuits Lecture 21 Lecture 21 Multipliers Multipliers EE141 2 EECS141 2 Lecture #26 Announcements Announcements ± Elad will hold extra office hours today from 1-2pm ± Project phase 2 out today, due next Fri. ± No lecture next Thurs. (11-11) EE141 3 EECS141 3 Lecture #26 Class Material Class Material ± Last lecture ² Adders ± Today’s lecture ² Multipliers EE141 4 EECS141 4 Lecture #26 Multipliers Multipliers EE141 5 EECS141 5 Lecture #26 x + Partial products Multiplicand Multiplier Result 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 1 1 0 0 1 1 1 0 0 0 0 0 0 0 1 0 1 0 1 0 1 0 1 1 Binary Multiplication Binary Multiplication EE141 6 EECS141 6 Lecture #26 Y 0 Y 1 X 3 X 2 X 1 X 0 X 3 HA X 2 FA X 1 FA X 0 HA Y 2 X 3 FA X 2 FA X 1 FA X 0 HA Z 1 Z 3 Z 6 Z 7 Z 5 Z 4 Y 3 X 3 FA X 2 FA X 1 FA X 0 HA Z 2 Z 0 The Array Multiplier The Array Multiplier
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EE141 7 EECS141 7 Lecture #26 HA FA FA HA HA FA FA FA FA FA FA HA Critical Path 1 Critical Path 2 Critical Path 1 & 2 () 12 1 mult
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This note was uploaded on 02/06/2011 for the course EE 141 taught by Professor Staff during the Spring '08 term at Berkeley.

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Lecture21-Multipliers-6up - EE141-Fall 2010 Digital...

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