The Designer's Guide Community Forum
https://designers-guide.org/forum/YaBB.pl Design >> High-Speed I/O Design >> Clock Accuracy and Multiplication https://designers-guide.org/forum/YaBB.pl?num=1279810268 Message started by gavin on Jul 22nd, 2010, 7:51am |
Title: Clock Accuracy and Multiplication Post by gavin on Jul 22nd, 2010, 7:51am Hello: If I have a 25M oscillator with an accuracy of 1PPM and I feed it into a PLL clock multiplier (x5) to generate an 125M signal, what will be the accuarcy of the 125M signal? Thanks, Gavin |
Title: Re: Clock Accuracy and Multiplication Post by ACWWong on Jul 22nd, 2010, 10:55am assuming the PLL is doing its job properly, it should be 1ppm on 125M. |
Title: Re: Clock Accuracy and Multiplication Post by gavin on Jul 23rd, 2010, 9:38am Thanks! -Gavin |
The Designer's Guide Community Forum » Powered by YaBB 2.2.2! YaBB © 2000-2008. All Rights Reserved. |