https://devzone.nordicsemi.com/f/nordic-q-a/102693/does-nrf5340-application-core-support-external-ramFrom page 1 of nRF5340 (nordicsemi.com) . Application core only supports 512 kB low leakage RAM. But the 512 kB is too small for our application. Does nRF5340 application core support external RAM?en-USTelligent Community 13Wed, 09 Aug 2023 10:09:52 GMThttps://devzone.nordicsemi.com/thread/440456?ContentTypeID=1Wed, 09 Aug 2023 10:09:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:59d3017a-42d8-4665-b317-ff20bfdfbb9csnowuyl<p>Thanks for your reply!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/440449?ContentTypeID=1Wed, 09 Aug 2023 09:30:14 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b20efb9f-1692-4076-8fa8-320f9d7bfb30Turbo J<p>There is no support for external RAM as such.</p> <p>There is support for XIP using NOR flash chips. If the data does not change <em>too often</em>, this could be used as storage that would be <em>readable</em> as RAM. But writing is slow and must be done in pages.</p><div style="clear:both;"></div>