topic Re: Problem with a MC68HC908AP16 in 8-bit Microcontrollers https://community.nxp.com/t5/8-bit-Microcontrollers/Problem-with-a-MC68HC908AP16/m-p/182794#M13461 <HTML><HEAD></HEAD><BODY><DIV>Hello, and welcome to the forum.</DIV><DIV>&nbsp;</DIV><DIV>The 908AP16 is unsuitable for operation from 3.3 volts.&nbsp; The Vdd&nbsp;voltage range specified in the datasheet is 4.5-5.5 volts.</DIV><DIV>&nbsp;</DIV><DIV>As the supply voltage increases, the LVI module will remain in the reset condition until the Vdd rises above typically 3.45 volts (3.65 volts maximum threshold).&nbsp; But the normal operating voltage should not be less than 4.5 volts.</DIV><DIV>&nbsp;</DIV><DIV>Regards,</DIV><DIV>Mac</DIV><DIV>&nbsp;</DIV></BODY></HTML> Mon, 01 Sep 2008 11:31:12 GMT bigmac 2008-09-01T11:31:12Z Problem with a MC68HC908AP16 https://community.nxp.com/t5/8-bit-Microcontrollers/Problem-with-a-MC68HC908AP16/m-p/182793#M13460 <HTML><HEAD></HEAD><BODY><DIV>Good day, I have a problem with a MC68HC908AP16, when I work him at 3v it doesn't begin, the pin RTS stays in under, if I work him at 5v it works well that I can make so that it works me at 3v.&nbsp;<BR />&nbsp;<BR />Thank you</DIV></BODY></HTML> Sun, 31 Aug 2008 23:47:22 GMT https://community.nxp.com/t5/8-bit-Microcontrollers/Problem-with-a-MC68HC908AP16/m-p/182793#M13460 JrCL 2008-08-31T23:47:22Z Re: Problem with a MC68HC908AP16 https://community.nxp.com/t5/8-bit-Microcontrollers/Problem-with-a-MC68HC908AP16/m-p/182794#M13461 <HTML><HEAD></HEAD><BODY><DIV>Hello, and welcome to the forum.</DIV><DIV>&nbsp;</DIV><DIV>The 908AP16 is unsuitable for operation from 3.3 volts.&nbsp; The Vdd&nbsp;voltage range specified in the datasheet is 4.5-5.5 volts.</DIV><DIV>&nbsp;</DIV><DIV>As the supply voltage increases, the LVI module will remain in the reset condition until the Vdd rises above typically 3.45 volts (3.65 volts maximum threshold).&nbsp; But the normal operating voltage should not be less than 4.5 volts.</DIV><DIV>&nbsp;</DIV><DIV>Regards,</DIV><DIV>Mac</DIV><DIV>&nbsp;</DIV></BODY></HTML> Mon, 01 Sep 2008 11:31:12 GMT https://community.nxp.com/t5/8-bit-Microcontrollers/Problem-with-a-MC68HC908AP16/m-p/182794#M13461 bigmac 2008-09-01T11:31:12Z Re: Problem with a MC68HC908AP16 https://community.nxp.com/t5/8-bit-Microcontrollers/Problem-with-a-MC68HC908AP16/m-p/182795#M13462 <HTML><HEAD></HEAD><BODY><DIV></DIV>The 908AP16 functional operating range is specified as being 2.7-5.5V in its datasheet.&nbsp; The 908AP16A is specified to run @ 4.5-5.5V.<BR /><BR />K<BR /><BR /><DIV></DIV></BODY></HTML> Thu, 04 Sep 2008 21:04:47 GMT https://community.nxp.com/t5/8-bit-Microcontrollers/Problem-with-a-MC68HC908AP16/m-p/182795#M13462 Klined 2008-09-04T21:04:47Z