https://devzone.nordicsemi.com/f/nordic-q-a/128789/nrf54l-seriesDoes the nRF54 series support active crystal oscillators? The 32 MHz high-frequency crystal oscillator (HFXO) is designed for use with a passive AT-cut quartz crystal in parallel resonant mode, connected between pins XC1 and XC2. It can be configureden-USTelligent Community 13Fri, 24 Jul 2026 07:46:14 GMThttps://devzone.nordicsemi.com/thread/569442?ContentTypeID=1Fri, 24 Jul 2026 07:46:14 GMT137ad170-7792-4731-bb38-c0d22fbe4515:039c5091-52c3-402e-8feb-b255012e941dTomas M<p>Hi Sam,<br /><br />Unfortunately the nRF54L series devices do&nbsp;<strong>not</strong> support an active oscillator to be used as HFXO.<br /><br />Best Regards<br />Tomas</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/569441?ContentTypeID=1Fri, 24 Jul 2026 07:41:14 GMT137ad170-7792-4731-bb38-c0d22fbe4515:78b65958-c8b7-4aea-92a9-473f7f49a5b7PaKa<p>It does not support active oscillators.There is no support for direct clock input.</p><div style="clear:both;"></div>