Enhanced 32-bit carry lookahead adder using multiple output enable-disable CMOS differential logic

被引:6
|
作者
Osorio, MCB [1 ]
Sampaio, CA [1 ]
Reis, AI [1 ]
Ribas, RP [1 ]
机构
[1] UFRGS, Inst Informat, BR-91501970 Porto Alegre, RS, Brazil
关键词
digital circuits; adder; ECDL; CMOS;
D O I
10.1145/1016568.1016619
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
This paper presents an enhanced 32-bit carry look-ahead (CLA) adder implemented using the multi-output enable/disable CMOS differential logic (MOECDL) style. The MOECDL structure proposed represents a promising technique for iterative networks and self-timed circuits. The recursive property of CLA algorithm has been efficiently exploited to demonstrate the advantages of multiple-output structures. The 32-bit MOECDL CLA circuit has been designed into a standard 0.5 mum CMOS technology. Comparison to the known DCVS style is presented through electrical simulation.
引用
收藏
页码:181 / 185
页数:5
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