topic TTL or CMOS? in 8-bit Microcontrollers https://community.nxp.com/t5/8-bit-Microcontrollers/TTL-or-CMOS/m-p/232262#M19409 <HTML><HEAD></HEAD><BODY><P>Now I am using MC9S08AC128 and I get a basic question that is,the pin of this MicroController is TTL or CMOS?</P><P>What's the threshold of the voltage respectively for input high,input low and output high, output low? </P></BODY></HTML> Wed, 31 Jul 2013 06:52:25 GMT bobkang 2013-07-31T06:52:25Z TTL or CMOS? https://community.nxp.com/t5/8-bit-Microcontrollers/TTL-or-CMOS/m-p/232262#M19409 <HTML><HEAD></HEAD><BODY><P>Now I am using MC9S08AC128 and I get a basic question that is,the pin of this MicroController is TTL or CMOS?</P><P>What's the threshold of the voltage respectively for input high,input low and output high, output low? </P></BODY></HTML> Wed, 31 Jul 2013 06:52:25 GMT https://community.nxp.com/t5/8-bit-Microcontrollers/TTL-or-CMOS/m-p/232262#M19409 bobkang 2013-07-31T06:52:25Z Re: TTL or CMOS? https://community.nxp.com/t5/8-bit-Microcontrollers/TTL-or-CMOS/m-p/232263#M19410 <HTML><HEAD></HEAD><BODY><P>Hi Bo Kang, </P><P>They are CMOS logic. For the threshold, please check the specification of DC Characteristics in the datasheet.</P><P><A href="http://cache.freescale.com/files/microcontrollers/doc/data_sheet/MC9S08AC128.pdf" title="http://cache.freescale.com/files/microcontrollers/doc/data_sheet/MC9S08AC128.pdf">http://cache.freescale.com/files/microcontrollers/doc/data_sheet/MC9S08AC128.pdf</A></P><P></P><P>B.R</P><P>XWP</P></BODY></HTML> Wed, 31 Jul 2013 08:02:37 GMT https://community.nxp.com/t5/8-bit-Microcontrollers/TTL-or-CMOS/m-p/232263#M19410 weapon 2013-07-31T08:02:37Z Re: TTL or CMOS? https://community.nxp.com/t5/8-bit-Microcontrollers/TTL-or-CMOS/m-p/232264#M19411 <HTML><HEAD></HEAD><BODY><P>Thanks! XWP.</P></BODY></HTML> Wed, 31 Jul 2013 08:29:17 GMT https://community.nxp.com/t5/8-bit-Microcontrollers/TTL-or-CMOS/m-p/232264#M19411 bobkang 2013-07-31T08:29:17Z