Kinetis MicrocontrollersのトピックRe: KL16 low power crystal startup time https://community.nxp.com/t5/Kinetis-Microcontrollers/KL16-low-power-crystal-startup-time/m-p/453211#M26947 <HTML><HEAD></HEAD><BODY><P>Hi, Weller</P><P></P><P>Sorry, we do not provide max. value of startup time. But I think you can use this 1 second value first. Thanks.</P><P></P><P></P><P>Best Regards</P><P>Paul</P></BODY></HTML> Tue, 01 Dec 2015 09:23:57 GMT Paul_Tian 2015-12-01T09:23:57Z KL16 low power crystal startup time https://community.nxp.com/t5/Kinetis-Microcontrollers/KL16-low-power-crystal-startup-time/m-p/453210#M26946 <HTML><HEAD></HEAD><BODY><P>I am using a MKL16Z256VLH4 with a 32768 Hz crystal running in lower power mode (HGO=0).&nbsp; The datasheet lists the typical crystal startup time (t<SPAN style="font-size: 8pt;">sct</SPAN>) as 750 ms, and I do see something like that.</P><P></P><P>My question is what should I assume for the maximum time. Currently I am using 1 second. The processor is running at 3.0V (+/-4%) and the expected die temperature range is 15C to 45C.</P><P></P><P>Thanks</P></BODY></HTML> Mon, 30 Nov 2015 15:12:54 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/KL16-low-power-crystal-startup-time/m-p/453210#M26946 chipweller 2015-11-30T15:12:54Z Re: KL16 low power crystal startup time https://community.nxp.com/t5/Kinetis-Microcontrollers/KL16-low-power-crystal-startup-time/m-p/453211#M26947 <HTML><HEAD></HEAD><BODY><P>Hi, Weller</P><P></P><P>Sorry, we do not provide max. value of startup time. But I think you can use this 1 second value first. Thanks.</P><P></P><P></P><P>Best Regards</P><P>Paul</P></BODY></HTML> Tue, 01 Dec 2015 09:23:57 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/KL16-low-power-crystal-startup-time/m-p/453211#M26947 Paul_Tian 2015-12-01T09:23:57Z