Patent ID: 8786311
Filing Date: 2014-07-22
Classification: H01L,H03K

Abstract:
1. A semiconductor device comprising: a programmable circuit comprising: wherein one of a source and a drain of the first transistor is electrically connected to a first terminal of the first analog element, wherein one of a source and a drain of the second transistor is electrically connected to a gate of the first transistor, wherein one of a source and a drain of the third transistor is electrically connected to a first terminal of the second analog element, wherein one of a source and a drain of the fourth transistor is electrically connected to a gate of the third transistor, wherein a second terminal of the first analog element is electrically connected to a second terminal of the second analog element, wherein the other of the source and the drain of the first transistor is electrically connected to the other of the source and the drain of the third transistor, and wherein each of the second transistor and the fourth transistor comprises a channel formation region comprising an oxide semiconductor.