using an unfinished PDK. LVS was done only for parts.</p>
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<h2><a class="toc-backref" href="#id2" role="doc-backlink">background</a><a class="headerlink" href="#background" title="Link to this heading"></a></h2>
<p>to make first steps using iHPs openPDK, Xschem and KLayout designing a OTA was obvious. this part is DRC and LVS clean, ver