Output Prediction Logic: A High Performance CMOS Design ...
Output Prediction Logic: A High Performance CMOS Design ...
Output Prediction Logic: A High Performance CMOS Design ...
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
Ultra <strong>High</strong> Speed Adder <strong>Design</strong><br />
• Use carry look-ahead since it makes effective use of<br />
NOR gates<br />
C<br />
C<br />
C<br />
C<br />
1<br />
2<br />
3<br />
7<br />
?<br />
?<br />
?<br />
......<br />
?<br />
g<br />
g<br />
g<br />
g<br />
0<br />
1<br />
2<br />
6<br />
?<br />
?<br />
?<br />
?<br />
p<br />
p<br />
p<br />
p<br />
0<br />
1<br />
2<br />
6<br />
?<br />
?<br />
?<br />
?<br />
C<br />
g<br />
g<br />
g<br />
0<br />
in<br />
1<br />
5<br />
?<br />
?<br />
p<br />
p<br />
1<br />
2<br />
?<br />
?<br />
p<br />
p<br />
0<br />
? ...... p<br />
1<br />
6<br />
?<br />
?<br />
?<br />
C<br />
g<br />
p<br />
in<br />
0<br />
5<br />
?<br />
?<br />
p<br />
p<br />
2<br />
4<br />
?<br />
?<br />
p<br />
p<br />
1<br />
3<br />
?<br />
?<br />
p<br />
p<br />
0<br />
2<br />
?<br />
?<br />
C<br />
p<br />
in<br />
1<br />
?<br />
p<br />
0<br />
?<br />
C<br />
in