JPWO2019239245A1 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JPWO2019239245A1 JPWO2019239245A1 JP2020524939A JP2020524939A JPWO2019239245A1 JP WO2019239245 A1 JPWO2019239245 A1 JP WO2019239245A1 JP 2020524939 A JP2020524939 A JP 2020524939A JP 2020524939 A JP2020524939 A JP 2020524939A JP WO2019239245 A1 JPWO2019239245 A1 JP WO2019239245A1
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- transistor
- insulator
- conductor
- storage
- oxide
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Abstract
Description
図1は半導体装置の構成を説明するためのブロック図の一例である。図1に示す半導体装置は、センサ部60と、制御部50と、記憶部10と、を有する。記憶部10は、一例として、記憶回路20A,20B、切り替え回路30、および入出力回路40を有する。
記憶回路21A乃至21Dまたは22A乃至22Dは、OSトランジスタを有する回路構成である。回路構成および動作の一例について、図3(A)乃至(C)および図4(A)乃至(C)を参照して説明する。
切り替え回路30は、OSトランジスタを有する回路構成である。回路構成および動作の一例について、図5(A)乃至(C)および図6(A)乃至(D)を参照して説明する。
上記説明した構成は、図7(A)に図示するように外部回路70との間で情報の送受信を行う構成とすることができる。また上記説明した構成は、図7(A)に図示するようにセンサ部60から情報が入力される構成とすることができる。外部回路70は、表示装置あるいはアクチュエータ等に出力する構成としてもよい。
図8は半導体装置の構成を説明するためのブロック図の一例である。図8に示す半導体装置は、センサ部60と、制御部50Aと、記憶部10Aと、を有する。記憶部10Aは、一例として、記憶回路26A,26B、切り替え回路31、および入出力回路40を有する。
記憶回路27A乃至27Dまたは28A乃至28Dは、OSトランジスタを有する回路構成である。回路構成および動作の一例について、図9(A)乃至(D)および図10(A)乃至(D)を参照して説明する。
切り替え回路31は、OSトランジスタを有する回路構成である。回路構成および動作の一例について、図11(A)乃至(C)、図12および図13(A)乃至(D)を参照して説明する。
上記説明した構成は、図14(A)に図示するように外部回路70との間で情報の送受信を行う構成とすることができる。また上記説明した構成は、図14(A)に図示するようにセンサ部60から情報が入力される構成とすることができる。外部回路70は、表示装置あるいはアクチュエータ等に出力する構成としてもよい。
上記の実施の形態で説明した半導体装置を適用可能な電子装置の応用例について図15(A)乃至(D)を用いて説明を行う。本発明の一態様は携帯型の電子機器、例えばスマートフォン等の情報端末、ノート型パーソナルコンピュータに適用可能である。
図16に示す半導体装置は、トランジスタ300と、トランジスタ500と、容量素子600と、を有している。図18(A)はトランジスタ500のチャネル長方向の断面図であり、図18(B)はトランジスタ500のチャネル幅方向の断面図であり、図18(C)はトランジスタ300のチャネル幅方向の断面図である。
以上の実施の形態、及び実施の形態における各構成の説明について、以下に付記する。
Claims (6)
- 制御部と、記憶部と、センサ部と、を有し、
前記記憶部は、記憶回路と、切り替え回路と、を有し、
前記記憶回路は、第1トランジスタおよび容量素子を有し、
前記切り替え回路は、第2トランジスタおよび第3トランジスタを有し、
前記第1トランジスタおよび前記第2トランジスタは、酸化物半導体を有するチャネル形成領域を含む半導体層を有し、
前記制御部は、前記センサ部で得られた信号に応じて、前記第1トランジスタおよび前記第2トランジスタに与える信号を切り替える機能を有する、半導体装置。 - 制御部と、記憶部と、センサ部と、を有し、
前記記憶部は、記憶回路と、切り替え回路と、を有し、
前記記憶回路は、第1トランジスタおよび容量素子を有し、
前記切り替え回路は、第2トランジスタおよび第3トランジスタを有し、
前記第1トランジスタおよび前記第2トランジスタは、酸化物半導体を有するチャネル形成領域を含む半導体層と、バックゲート電極と、を有し、
前記制御部は、前記センサ部で得られた信号に応じて、前記バックゲート電極に与える信号を切り替える機能を有する、半導体装置。 - 制御部と、記憶部と、センサ部と、を有し、
前記記憶部は、記憶回路と、切り替え回路と、を有し、
前記記憶回路は、第1トランジスタおよび容量素子を有し、
前記第1トランジスタのソース又はドレインの一方は、前記容量素子の一方の電極に電気的に接続され、
前記切り替え回路は、第2トランジスタおよび第3トランジスタを有し、
前記第2トランジスタのソース又はドレインの一方は、前記第3トランジスタのゲートに電気的に接続され、
前記第1トランジスタおよび前記第2トランジスタは、酸化物半導体を有するチャネル形成領域を含む半導体層と、バックゲート電極と、を有し、
前記制御部は、前記センサ部で得られた信号に応じて、前記バックゲート電極に与える信号を切り替える機能を有する、半導体装置。 - 制御部と、記憶部と、センサ部と、を有し、
前記記憶部は、記憶回路と、切り替え回路と、を有し、
前記記憶回路は、第1トランジスタおよび容量素子を有し、
前記切り替え回路は、第2トランジスタおよび第3トランジスタを有し、
前記第1トランジスタおよび前記第2トランジスタは、酸化物半導体を有するチャネル形成領域を含む半導体層と、ゲート電極と、を有し、
前記制御部は、前記センサ部で得られた信号に応じて、前記ゲート電極に与える信号を切り替える機能を有する、半導体装置。 - 制御部と、記憶部と、センサ部と、を有し、
前記記憶部は、記憶回路と、切り替え回路と、を有し、
前記記憶回路は、第1トランジスタおよび容量素子を有し、
前記第1トランジスタのソース又はドレインの一方は、前記容量素子の一方の電極に電気的に接続され、
前記切り替え回路は、第2トランジスタおよび第3トランジスタを有し、
前記第2トランジスタのソース又はドレインの一方は、前記第3トランジスタのゲートに電気的に接続され、
前記第1トランジスタおよび前記第2トランジスタは、酸化物半導体を有するチャネル形成領域を含む半導体層と、ゲート電極と、を有し、
前記制御部は、前記センサ部で得られた信号に応じて、前記ゲート電極に与える信号を切り替える機能を有する、半導体装置。 - 請求項1乃至請求項5のいずれか一において、
前記記憶回路は第4トランジスタを有し、
前記第2トランジスタのソース又はドレインの一方は、前記第4トランジスタのゲートに電気的に接続される、半導体装置。
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