| 摘要 |
PURPOSE: To solve the problem that, when a reference voltage of a reference voltage generating circuit is adjusted by using fuses, it is necessary to cut a number of fuses and time is needed, and a fuse circuit area tends to increase in the case of fine adjustment. CONSTITUTION: A control signal is divided into a part which is previously determined by a fixed wiring and a part which can be set by using the fuses.
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