| 摘要 |
<p>The present invention relates to a voltage output circuit and a negative voltage selection output device using the same. The disclosed negative voltage selection output device includes a first switching unit for switching between a first voltage ON signal and a first voltage OFF signal according to a selection signal and a first negative voltage signal and outputting either the first voltage ON signal or the first voltage OFF signal; a second switching unit for switching between a second voltage ON signal and a second voltage OFF signal according to the selection signal and a second negative voltage signal and outputting either the second voltage ON signal or the second voltage OFF signal; and an operation unit for outputting either the first negative voltage signal or the second negative voltage signal according to the first negative voltage signal, the first voltage ON signal, the first voltage OFF signal, the second voltage ON signal, and the second voltage OFF signal.</p> |
