https://test-devzone.nordicsemi.com/f/nordic-q-a/88673/nrf5340-nfc-signal-impedance-controlHi Sirs, Is there document to describe the NFC ANT traces impedance control, likely differentail 100ohm, tuning method, and length match if there is? Thanks, WilsonChenen-USTelligent Community 13 Non-ProductionTue, 07 Jun 2022 13:04:08 GMThttps://test-devzone.nordicsemi.com/thread/371160?ContentTypeID=1Tue, 07 Jun 2022 13:04:08 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ec6818f0-30a9-43de-97b6-837412465e32ketiljo<p>Take a look at this:&nbsp;<a href="https://infocenter.nordicsemi.com/topic/nwp_026/WP/nwp_026/nWP_026_intro.html">https://infocenter.nordicsemi.com/topic/nwp_026/WP/nwp_026/nWP_026_intro.html</a></p> <p>Unless you have very long traces, there&#39;s no need to use impedance controlled tracks.&nbsp;</p><div style="clear:both;"></div>