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A Compact Hamming Weight Comparator
A - Abstracts of IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences (Japanese Edition) Vol.J90-A No.10 pp.762-766
Publication Date: 2007/10/01
Online ISSN: 1881-0195
Print ISSN: 0913-5707
Type of Manuscript: LETTER
Full Text(in Japanese): PDF(916.4KB)
A very compact and high speed Hamming weight comparator is presented. For 64-bit comparator, it only needs 266 transistors, and hspice simulation results using AMI 0.8 µm CMOS process show that the proposed comparator gives a comparision result with a delay time of 4.5 [ns].