topic Re: MKE02 ADC power supply? in Kinetis Microcontrollers https://community.nxp.com/t5/Kinetis-Microcontrollers/MKE02-ADC-power-supply/m-p/794404#M48378 <HTML><HEAD></HEAD><BODY><P>Hi&nbsp;<A _jive_internal="true" data-content-finding="Community" data-userid="243116" data-username="qinghuashui" href="https://community.nxp.com/people/qinghuashui" style="color: #3d9ce7; background-color: #ffffff; border: 0px; font-weight: 600; text-decoration: none; font-size: 11.9994px;">清华 水</A>,</P><P><SPAN style="font-size: 11.5pt; color: #3d3d3d;">The voltage supply difference for&nbsp;</SPAN>VDD and VDDA can't be more than -/+0.3 volts according to the manual, for that reason the MCU normal behavior isn't guaranteed.</P><P></P><P>Best Regards,</P><P>Alexis Andalon</P></BODY></HTML> Mon, 30 Jul 2018 19:30:32 GMT Alexis_A 2018-07-30T19:30:32Z MKE02 ADC power supply? https://community.nxp.com/t5/Kinetis-Microcontrollers/MKE02-ADC-power-supply/m-p/794403#M48377 <HTML><HEAD></HEAD><BODY><P>I'm using KE02 MCU(MKE02Z32VLD4),and i have some problems with the ADC power,&nbsp; i supply the MCU with 5v</P><P>power,and the VDDA pin connect to 3.3v power, this is not allow in the data sheet, i want to what will happen with wrong design? because we have already make some products.</P></BODY></HTML> Mon, 30 Jul 2018 08:35:04 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/MKE02-ADC-power-supply/m-p/794403#M48377 qinghuashui 2018-07-30T08:35:04Z Re: MKE02 ADC power supply? https://community.nxp.com/t5/Kinetis-Microcontrollers/MKE02-ADC-power-supply/m-p/794404#M48378 <HTML><HEAD></HEAD><BODY><P>Hi&nbsp;<A _jive_internal="true" data-content-finding="Community" data-userid="243116" data-username="qinghuashui" href="https://community.nxp.com/people/qinghuashui" style="color: #3d9ce7; background-color: #ffffff; border: 0px; font-weight: 600; text-decoration: none; font-size: 11.9994px;">清华 水</A>,</P><P><SPAN style="font-size: 11.5pt; color: #3d3d3d;">The voltage supply difference for&nbsp;</SPAN>VDD and VDDA can't be more than -/+0.3 volts according to the manual, for that reason the MCU normal behavior isn't guaranteed.</P><P></P><P>Best Regards,</P><P>Alexis Andalon</P></BODY></HTML> Mon, 30 Jul 2018 19:30:32 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/MKE02-ADC-power-supply/m-p/794404#M48378 Alexis_A 2018-07-30T19:30:32Z