https://community.element14.com/products/manufacturers/st/w/documents/26470/tsz12x-chopper-amplifiers-when-precision-mattersen-USTelligent Community 12https://community.element14.com/products/manufacturers/st/w/documents/26470/tsz12x-chopper-amplifiers-when-precision-mattersTue, 05 Nov 2013 13:30:18 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:1c9213d6-12cf-49dc-b399-a2c2b5548985WilliamSouplethttps://community.element14.com/products/manufacturers/st/w/documents/26470/tsz12x-chopper-amplifiers-when-precision-matters#commentsCurrent Revision posted to Documents by WilliamSouplet on 11/5/2013 1:30:18 PM<br /> <p style="margin:0;margin-bottom:11.25pt;background:white;"><span style="color:black;font-size:12pt;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;">ST’s TSZ12x series of high precision zero drift CMOS operational amplifiers are now available in single, dual and quad version.</span></p><p style="margin:0;"><span style="font-size:12pt;"><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:black;">TSZ12x series offer a maximum input offset voltage of 5 µV, and moreover a very stable offset voltage whatever the Common Mode voltage (</span><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:#548dd4;">See graph)</span><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:black;">. The device also feature rail-to-rail input and output, excellent speed/power consumption ratio, and 400 kHz gain bandwidth product, while consuming less than 40 μA at 5 V.</span></span></p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;"><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:black;font-size:12pt;">These features make the TSZ12x series ideal for sensor interfaces, driving Analog to Digital converters (ADCs) in battery-powered applications and portable applications.</span></p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;"><span style="color:#1a1818;font-size:12pt;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;"><span><a href="https://community.element14.com/resized-image/__size/615x409/__key/communityserver-wikis-components-files/00-00-00-01-12/4530.contentimage_5F00_28224.jpg"><img alt="image" src="https://community-storage.element14.com/communityserver-components-secureimagefileviewer/communityserver/wikis/components/files/00/00/00/01/12/4530.contentimage_28224.jpg-615x409.jpg?sv=2016-05-31&amp;sr=b&amp;sig=SwLdwX%2BTfMN8IXNavHeKUDbYM%2BTKlbPRMlbjs%2ByObz4%3D&amp;se=2026-08-16T23%3A59%3A59Z&amp;sp=r&amp;_=jZ/Fe75Zrip3FiAnWueBNw==" style="max-height: 409px;max-width: 615px;" /></a></span></span></p><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;"><span style="font-size:12pt;"><strong style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;">Features</strong></span></p><p style="margin:0;padding:0px;"><span style="font-size:12pt;"><strong> </strong></span>&nbsp;</p><ul style="list-style-type:disc;"><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;font-size:12pt;">Very high accuracy and stability: </span><ul style="list-style-type:circle;"><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;font-size:12pt;">5 μV max at 25 °C,</span></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;font-size:12pt;">8 μV over full temperature range (-40 °C to 125 °C) </span></li></ul></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;font-size:12pt;">Operating range: 1.8 to 5.5 V</span></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;font-size:12pt;">-40°C to +125°C temp. Range</span></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;font-size:12pt;">Excellent Speed/power ratio</span><ul style="list-style-type:circle;"><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;font-size:12pt;">40µA (typ at 5V) / 400KHz</span></li></ul></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;font-size:12pt;">Low bias current 1pA</span></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;font-size:12pt;">Rail-to-rail In/Out</span></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;font-size:12pt;">High ESD protection 4kV HBM</span></li></ul><p style="margin:0;padding:0px;">&nbsp;</p><p style="margin:0;margin-bottom:9pt;background:none repeat scroll 0% 0% white;"><span style="font-size:12pt;"><strong style="color:#1a1818;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;">Applications</strong></span></p><ul style="list-style-type:disc;"><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:#1a1818;font-size:12pt;">Handheld devices</span></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:#1a1818;font-size:12pt;">Precision Medical system / glucose meter</span></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:#1a1818;font-size:12pt;">Test &amp; measurement equipment</span></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:#1a1818;font-size:12pt;">Blood Pressure Monitor</span></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:#1a1818;font-size:12pt;">Current Measurement</span></li><li><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:#1a1818;font-size:12pt;">Pulse Oximeters</span></li></ul><p style="margin:0;margin-bottom:9pt;background:none repeat scroll 0% 0% white;"><span style="font-size:12pt;"><strong style="color:#1a1818;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;">Package</strong></span></p><ul style="list-style-type:disc;"><li><span style="font-size:12pt;"><strong style="color:#1a1818;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;">TSZ121 </strong><span style="color:#1a1818;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;">:</span><span style="color:#1a1818;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;"> SC70-5, SOT23-5</span></span></li><li><span style="font-size:12pt;"><strong style="color:#1a1818;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;">TSZ122<span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:#1a1818;"> </span></strong><span style="color:#1a1818;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;">: </span><span style="color:#1a1818;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;">DFN8, MiniSO-8, SO-</span><span style="color:#1a1818;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;">8</span></span></li><li><span style="font-size:12pt;"><strong style="color:#1a1818;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;">TSZ124 </strong><span style="font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;color:#1a1818;">: QFN16, TSSOP14</span></span></li></ul><p style="margin:0;"><span style="color:#1a1818;font-size:12pt;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;"><br /></span></p><p style="margin:0;"><span style="color:#1a1818;font-size:12pt;font-family:&#39;Arial&#39;,&#39;sans-serif&#39;;"><br /><span><a href="https://community.element14.com/resized-image/__size/620x284/__key/communityserver-wikis-components-files/00-00-00-01-12/4442.contentimage_5F00_28225.jpg"><img loading="lazy" alt="image" src="https://community-storage.element14.com/communityserver-components-secureimagefileviewer/communityserver/wikis/components/files/00/00/00/01/12/4442.contentimage_28225.jpg-620x284.jpg?sv=2016-05-31&amp;sr=b&amp;sig=bGjkY4uyGwEAkzSnA2%2FqVMWthiXlAhSrRBvsc3YppMc%3D&amp;se=2026-08-16T23%3A59%3A59Z&amp;sp=r&amp;_=XMMmkkA33NOQd9yRClIuEQ==" style="max-height: 284px;max-width: 620px;" /></a></span></span></p><div style="clear:both;"></div> <div style="font-size: 90%;">Tags: precision, op-amp, amplifier, op-amps, chopper, zero, stmicroelectronics, oximeter, medical, st, drift, analog</div>