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Variation of 90-ohms impedance across trace length

Question asked by 9dc1212f-cb89-8a24-0100-014e727abccf on Sep 16, 2019
Latest reply on Sep 30, 2019 by weston_beal

Does TDR impedance has any relation with track length

Below behavior is seen in 90ohms trace routed with constant trace width & separation,

Please let me know if there is any reason for this behavior

 

Thanks!

Rahul Ruwali

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