https://devzone.nordicsemi.com/f/nordic-q-a/19335/nrf51-avdd-usageFrom reading the reference manual, product specification as well as searching the developer zone: here and here . Is it correct that the AVDD pin supply&#39;s ONLY the radio. AVDD does not supply the analogue peripherals ? (ADC,Comparator etc.)en-USTelligent Community 13Tue, 31 Jan 2017 09:44:23 GMThttps://devzone.nordicsemi.com/thread/75001?ContentTypeID=1Tue, 31 Jan 2017 09:44:23 GMT137ad170-7792-4731-bb38-c0d22fbe4515:430399a5-f4f4-4254-99e2-8f10929247cbFormerMember<p>Yes, that&#39;s correct, the AVDD pin does only supply the radio.</p><div style="clear:both;"></div>