JP4811986B2 - 半導体集積回路の検査方法 - Google Patents
半導体集積回路の検査方法 Download PDFInfo
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- JP4811986B2 JP4811986B2 JP2005033407A JP2005033407A JP4811986B2 JP 4811986 B2 JP4811986 B2 JP 4811986B2 JP 2005033407 A JP2005033407 A JP 2005033407A JP 2005033407 A JP2005033407 A JP 2005033407A JP 4811986 B2 JP4811986 B2 JP 4811986B2
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- semiconductor integrated
- integrated circuit
- voltage
- inspection method
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Description
セイコーインスツルメンル株式会社刊行 「CMOS ICデータブック2003」 (第2-43頁、図19)
2 VDD端子
3 VSS端子
4 OUT端子
5 抵抗
6 NchMOSオープンドレイン出力タイプ半導体集積回路
7 CMOS出力タイプ半導体集積回路
8 発振回路内蔵したCMOS出力タイプ半導体集積回路
9 NchMOSオープンドレイン出力タイプ半導体集積回路の測定波形
10 CMOS出力タイプ半導体集積回路の測定波形
11 発振回路内蔵したCMOS出力タイプ半導体集積回路の測定波形
12 DC測定ユニット
13 DC測定ユニット
Claims (6)
- 電圧検出機能を内蔵した半導体集積回路の電気特性検査において、その検出電圧の電圧レベルを測定する際、電圧印加電流測定機能を有したDC測定ユニットを1個用いて印加電圧をスイープしながら、前記半導体集積回路と前記半導体集積回路に接続された外部回路に流れる回路電流を測定し、前記DC測定ユニットの電流変化を捉えることで検出電圧値を測定する半導体集積回路の検査方法。
- 前記外部回路は抵抗である請求項1に記載の半導体集積回路の検査方法。
- 前記抵抗は前記電圧検出機能のOUT端子と前記半導体集積回路のVDD端子の間に接続されている請求項2に記載の半導体集積回路の検査方法。
- 前記抵抗は前記電圧検出機能のOUT端子と前記半導体集積回路のVSS端子の間に接続されている請求項2に記載の半導体集積回路の検査方法。
- 前記電流変化は前記半導体集積回路の内部動作により生じる請求項1に記載の半導体集積回路の検査方法。
- 複数のDC測定ユニットを用いて、前記複数のDC測定ユニットと同数の半導体集積回路の検出電圧値を同時に測定する請求項1に記載の半導体集積回路の検査方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2005033407A JP4811986B2 (ja) | 2005-02-09 | 2005-02-09 | 半導体集積回路の検査方法 |
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JP2005033407A JP4811986B2 (ja) | 2005-02-09 | 2005-02-09 | 半導体集積回路の検査方法 |
Publications (2)
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JP2006220504A JP2006220504A (ja) | 2006-08-24 |
JP4811986B2 true JP4811986B2 (ja) | 2011-11-09 |
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JP2005033407A Expired - Fee Related JP4811986B2 (ja) | 2005-02-09 | 2005-02-09 | 半導体集積回路の検査方法 |
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JP (1) | JP4811986B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5678542B2 (ja) * | 2010-09-24 | 2015-03-04 | 富士通セミコンダクター株式会社 | 電源状態判定回路を有する集積回路 |
CN104614660B (zh) * | 2015-01-09 | 2017-04-26 | 中国电子科技集团公司第五十八研究所 | 基于有源光学水印的硬件木马检测方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2598710B2 (ja) * | 1990-01-18 | 1997-04-09 | ローム株式会社 | Icの入力スレショルド測定装置 |
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