topic Re: life time of a controller in LPC Microcontrollers https://community.nxp.com/t5/LPC-Microcontrollers/life-time-of-a-controller/m-p/1067192#M41206 <HTML><HEAD></HEAD><BODY><P>Let me share my little knowledge I have concerning your issue.</P><P>First, most MCU silicon vendors do not readily publish failure statistics figures like MTBF.</P><P>You might get them on request.</P><P>Second, you will need to take&nbsp;the constraints of you application into account.</P><P>Meaning, what are the operating conditions ( device loads, temperature,&nbsp;<SPAN>temperature cycles, EMI).</SPAN></P><P><SPAN>But according to my limited experience, most MCUs operate under very moderate conditions, and are not very prone to fail.</SPAN></P><P><SPAN>Besides of exceeding maximum rating values due to poor/cheap design (neglecting EMI protection), the Flash is often the first to give up. Either through wear by frequent erase/program cycles, or simply loss of content during long operation (decades).</SPAN></P></BODY></HTML> Mon, 25 May 2020 12:45:03 GMT frank_m 2020-05-25T12:45:03Z life time of a controller https://community.nxp.com/t5/LPC-Microcontrollers/life-time-of-a-controller/m-p/1067191#M41205 <HTML><HEAD></HEAD><BODY><P>Is there any to calculate the lifetime of the controller under some conditions (lab conditions)?</P><P>using controllers: LPC546XX series, LPC17XX series and LPC8XX series controllers.</P><P></P><P>Regards,</P><P>Avinash.</P></BODY></HTML> Sat, 23 May 2020 09:16:59 GMT https://community.nxp.com/t5/LPC-Microcontrollers/life-time-of-a-controller/m-p/1067191#M41205 TEMCEFF 2020-05-23T09:16:59Z Re: life time of a controller https://community.nxp.com/t5/LPC-Microcontrollers/life-time-of-a-controller/m-p/1067192#M41206 <HTML><HEAD></HEAD><BODY><P>Let me share my little knowledge I have concerning your issue.</P><P>First, most MCU silicon vendors do not readily publish failure statistics figures like MTBF.</P><P>You might get them on request.</P><P>Second, you will need to take&nbsp;the constraints of you application into account.</P><P>Meaning, what are the operating conditions ( device loads, temperature,&nbsp;<SPAN>temperature cycles, EMI).</SPAN></P><P><SPAN>But according to my limited experience, most MCUs operate under very moderate conditions, and are not very prone to fail.</SPAN></P><P><SPAN>Besides of exceeding maximum rating values due to poor/cheap design (neglecting EMI protection), the Flash is often the first to give up. Either through wear by frequent erase/program cycles, or simply loss of content during long operation (decades).</SPAN></P></BODY></HTML> Mon, 25 May 2020 12:45:03 GMT https://community.nxp.com/t5/LPC-Microcontrollers/life-time-of-a-controller/m-p/1067192#M41206 frank_m 2020-05-25T12:45:03Z