CIRCUIT DEVICE AND ELECTRONIC APPARATUS
PROBLEM TO BE SOLVED: To provide a circuit device capable of reducing effect on a circuit operation due to fluctuations of substrate potential, and to provide an electronic apparatus and the like.SOLUTION: A circuit device includes: a first circuit which comprises a transistor with a DMOS structure...
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| Format: | Patent |
| Sprache: | eng ; jpn |
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| Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a circuit device capable of reducing effect on a circuit operation due to fluctuations of substrate potential, and to provide an electronic apparatus and the like.SOLUTION: A circuit device includes: a first circuit which comprises a transistor with a DMOS structure formed on a first N-type buried layer 51 on a P-type substrate 41; and a second circuit which comprises a transistor with a CMOS structure formed on a second N-type buried layer 52 separated from the first N-type buried layer 51.SELECTED DRAWING: Figure 2
【課題】基板電位の変動による回路動作への影響を低減できる回路装置及び電子機器等を提供すること。【解決手段】回路装置は、Ｐ型基板４１上の第１のＮ型埋め込み層５１上に形成されるＤＭＯＳ構造のトランジスターにより構成される第１の回路と、第１のＮ型埋め込み層５１と分離された第２のＮ型埋め込み層５２上に形成されるＣＭＯＳ構造のトランジスターにより構成される第２の回路と、を含む。【選択図】 図２ |
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