https://community.element14.com/products/manufacturers/nxp/w/documents/10374/using-kinetis-k53-amplifiers-for-connecting-thermocouple-and-thermistor-devicesen-USTelligent Community 12https://community.element14.com/products/manufacturers/nxp/w/documents/10374/using-kinetis-k53-amplifiers-for-connecting-thermocouple-and-thermistor-devicesFri, 08 Oct 2021 05:11:33 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:df06a0c8-aa2f-4be6-a45f-c77589572c46squadMCUhttps://community.element14.com/products/manufacturers/nxp/w/documents/10374/using-kinetis-k53-amplifiers-for-connecting-thermocouple-and-thermistor-devices#commentsCurrent Revision posted to Documents by squadMCU on 10/8/2021 5:11:33 AM<br /> <p style="margin:0;text-align:justify;"><span style="font-size:12pt;">This application note provides guidelines on <a class="jive-link-external-small" href="http://www.freescale.com/kinetis" rel="nofollow ugc noopener" target="_blank">Kinetis</a> K53 family for using the internal Operational Amplifiers (OPAMP), Transimpedance Amplifiers (TRIAMP), and the Analog-to-Digital Converter (ADC) modules to measure the temperature through a thermocouple and a thermistor and the result is shown on a LCD display using the LCD Controller (LCD) module. All these modules are available on the K53 MCU.</span></p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;"><span style="font-size:12pt;">The application uses different OPAMP configurations, such as internal gain and external gain using external resistor. <a class="jive-link-external-small" href="http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=TWR-K53N512&amp;tid=m32TWR" rel="nofollow ugc noopener" target="_blank">TWR-K53N512</a> board was used as base hardware for performing this application.</span></p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;"><span style="font-size:12pt;"><span><a href="https://community.element14.com/resized-image/__size/633x445/__key/communityserver-wikis-components-files/00-00-00-01-14/contentimage_5F00_19220.jpg"><img alt="image" src="https://community-storage.element14.com/communityserver-components-secureimagefileviewer/communityserver/wikis/components/files/00/00/00/01/14/contentimage_19220.jpg-633x445.jpg?sv=2016-05-31&amp;sr=b&amp;sig=MDJZmGK03HcblSos6D%2BuphkvhKuDpoXSccSj8U9yTzY%3D&amp;se=2026-10-17T23%3A59%3A59Z&amp;sp=r&amp;_=IgKHA+MIWDo6jiP/ebh0iA==" style="max-height: 445px;max-width: 633px;" /></a></span></span></p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;"><span style="font-size:12pt;">Watch the Freescale <a class="jive-link-external-small" href="http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=K50_100&amp;fsrch=1&amp;sr=10" rel="nofollow ugc noopener" target="_blank">Kinetis K53 family </a>in action. The internal Operational Amplifiers (OPAMP), Transimpedance Amplifiers (TRIAMP), and the Analog-to-Digital Converter (ADC) modules are used to measure the temperature through a thermocouple and a thermistor. The result is shown on a LCD display using the LCD Controller (LCD).</span></p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;"><span style="font-size:12pt;"> </span></p><span><a href="https://www.youtube.com/watch?v=5vNuPG0crO8">www.youtube.com/watch</a></span><p style="margin:0;"></p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;"><span style="font-size:14pt;"><a class="jive-link-external-small" href="http://cache.freescale.com/files/microcontrollers/doc/app_note/AN4508.pdf?fsrch=1&amp;sr=1" rel="nofollow ugc noopener" target="_blank">Get the full Application Note</a></span></p><div style="clear:both;"></div> <div style="font-size: 90%;">Tags: freescale, kinetis, thermocouple_thermometers, thermocouple, k53, thermistor, application_note, thermocouple_measurement</div>