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Article #2149Re: Phase detector for huge jitter ??
From: Tim Wescott
Date: Wed, 21 Apr 2004 16:05
Date: Wed, 21 Apr 2004 16:05
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5hinka wrote: > How to build a phase detector?? > I know that normal design is two flip-fops and NAND gate but it works only > with phase difference between signals smaler than 1 (T). How could I > possibly build a phase detector when phase difference between signals is up > to 10-20 (T)?? It could be hole digital or digital/analog solution. > Anybody know any suitable links?? > Greetings > 5hinka > (a) divide both signals by N and use a 3-state phase detector. (b) make an extended state phase detector. Both of these methods are detailed in "Phase-Locked Loop Circuit Design" by Dan Wolaver, Prentice-Hall 1991. -- Tim Wescott Wescott Design Services http://www.wescottdesign.com
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 112d1e,3cfe9391bca22339 X-Google-Attributes: gid112d1e,public X-Google-Thread: 112e71,3cfe9391bca22339 X-Google-Attributes: gid112e71,public X-Google-Thread: 103407,3cfe9391bca22339 X-Google-Attributes: gid103407,public X-Google-Thread: 107cee,3cfe9391bca22339 X-Google-Attributes: gid107cee,public X-Google-ArrivalTime: 2004-04-21 09:05:39 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!news.glorb.com!border1.nntp.ash.giganews.com!nntp.giganews.com!pd7cy2so!pd7cy1no!shaw.ca!sn-xit-03!sn-xit-06!sn-post-01!supernews.com!corp.supernews.com!not-for-mail From: Tim Wescott <tim@wescottnospamdesign.com> Newsgroups: sci.electronics.design,de.sci.electronics,aus.electronics,sci.electronics.misc Subject: Re: Phase detector for huge jitter ?? Date: Wed, 21 Apr 2004 09:05:51 -0700 Organization: Posted via Supernews, http://www.supernews.com Message-ID: <108d6uj79cg7t08@corp.supernews.com> User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.6) Gecko/20040113 X-Accept-Language: en-us, en MIME-Version: 1.0 References: <c66585$b9u$1@nemesis.news.tpi.pl> In-Reply-To: <c66585$b9u$1@nemesis.news.tpi.pl> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: abuse@supernews.com Lines: 23