JP4966563B2 - 半導体集積回路 - Google Patents
半導体集積回路 Download PDFInfo
- Publication number
- JP4966563B2 JP4966563B2 JP2006056237A JP2006056237A JP4966563B2 JP 4966563 B2 JP4966563 B2 JP 4966563B2 JP 2006056237 A JP2006056237 A JP 2006056237A JP 2006056237 A JP2006056237 A JP 2006056237A JP 4966563 B2 JP4966563 B2 JP 4966563B2
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- Japan
- Prior art keywords
- noise
- circuit
- power supply
- lsi
- semiconductor integrated
- Prior art date
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- 239000004065 semiconductor Substances 0.000 title claims description 52
- 238000010248 power generation Methods 0.000 claims 1
- 238000007634 remodeling Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 27
- 238000004519 manufacturing process Methods 0.000 description 24
- 238000007689 inspection Methods 0.000 description 21
- 238000011156 evaluation Methods 0.000 description 14
- 238000013461 design Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 7
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- 239000003990 capacitor Substances 0.000 description 6
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- 238000010586 diagram Methods 0.000 description 4
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- 230000003247 decreasing effect Effects 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 3
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- 230000000694 effects Effects 0.000 description 2
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- 229910044991 metal oxide Inorganic materials 0.000 description 2
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- Tests Of Electronic Circuits (AREA)
- Semiconductor Integrated Circuits (AREA)
- Design And Manufacture Of Integrated Circuits (AREA)
Description
2; 電源ノイズ発生回路
3; 制御回路
4; LSI外部ピン
5; フリップフロップ(FF)
6; インバータ
7; 負荷ゲート
8; 電源幹線
9; グランド幹線
10; 通常論理回路(スタンダードセル)
11; 配線
12a乃至f; 配線
13; LSI
14; 電源幹線
15; グランド幹線
16; 通常論理回路(スタンダードセル)
17; フィラーセル
18; LSI
19; 入出力パッド
20; 入出力バッファ
21; 外部領域
22; 内部回路
23; 内部領域
24; インバータ
25; NAND回路
26; 入出力パッド
27; 入出力パッド
28; リングオシレータ
29; 入力回路
30; 内部回路
31; ノイズ発生回路
32; テストモードエントリー回路
33; 半導体装置
34; 評価対象回路
35; ノイズ発生回路
36; 入力端子
37; 出力端子
38; ノイズ幅設定信号入力端子
39; ノイズ頻度設定信号入力端子
40; クロック信号入力端子
Claims (7)
- 通常論理回路を有するセルベースの半導体集積回路において、前記通常論理回路にノイズを与える電源ノイズ発生回路と、前記電源ノイズ発生回路を制御する制御回路と、を有し、前記電源ノイズ発生回路は、前記セルの前記通常論理回路がない空きエリアに点在しており、前記制御回路によって前記ノイズの発生エリアが制御されることを特徴とする半導体集積回路。
- 外部から前記制御回路に制御信号を供給することによって前記電源ノイズ発生回路を制御することを特徴とする請求項1に記載の半導体集積回路。
- 前記電源ノイズ発生回路は、フリップフロップと、インバータと、複数個の負荷ゲートと、を有し、前記複数個の負荷ゲートから前記フリップフロップを介してグラウンドに流れ込む電流によって前記ノイズが発生することを特徴とする請求項1又は2に記載の半導体集積回路。
- 前記複数個の負荷ゲートは、それぞれ前記フリップフロップに接続しており、前記フリップフロップと前記複数個の負荷ゲートを接続する配線からクロストークノイズが発生することを特徴とする請求項3に記載の半導体集積回路。
- 前記制御回路によって電源ノイズ発生の開始及び停止の制御を行い、前記通常論理回路にクロストークノイズ及びスイッチングノイズを与えることを特徴とする請求項3に記載の半導体集積回路。
- 前記制御回路によって電源ノイズ発生のタイミングの制御を行い、前記通常論理回路にクロストークノイズ及びスイッチングノイズを与えることを特徴とする請求項4又は5に記載の半導体集積回路。
- 前記電源ノイズ発生回路に備えられた前記負荷ゲートを改造用のダミーゲートとして使用することを特徴とする請求項3乃至6のいずれか1項に記載の半導体集積回路。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006056237A JP4966563B2 (ja) | 2006-03-02 | 2006-03-02 | 半導体集積回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006056237A JP4966563B2 (ja) | 2006-03-02 | 2006-03-02 | 半導体集積回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007232622A JP2007232622A (ja) | 2007-09-13 |
JP4966563B2 true JP4966563B2 (ja) | 2012-07-04 |
Family
ID=38553334
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2006056237A Expired - Fee Related JP4966563B2 (ja) | 2006-03-02 | 2006-03-02 | 半導体集積回路 |
Country Status (1)
Country | Link |
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JP (1) | JP4966563B2 (ja) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11274311A (ja) * | 1998-03-24 | 1999-10-08 | Matsushita Electric Ind Co Ltd | 半導体集積回路設計方法、及び半導体集積回路 |
JP3880309B2 (ja) * | 2000-11-27 | 2007-02-14 | Necエンジニアリング株式会社 | クロック同期型ロジック回路 |
JP2002214300A (ja) * | 2001-01-22 | 2002-07-31 | Seiko Epson Corp | 半導体装置 |
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2006
- 2006-03-02 JP JP2006056237A patent/JP4966563B2/ja not_active Expired - Fee Related
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JP2007232622A (ja) | 2007-09-13 |
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