JP2007214349A - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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Abstract
【解決手段】コンタクトホール6,10,14をパッド電極18を取り囲むように帯状でリング状に形成し、このコンタクトホール6を充填する接続導体7、11およびメタル配線層8,12および第3コンタクトホール14を充填した第3メタル配線層15の一部をパッド電極18を取り囲むように帯状でリング状に形成することで、パッド電極18直下の層間絶縁膜5,9,13をメタル配線層8,12,15と接続導体7、11で取り囲みこの層間絶縁膜5,9,13にクラックが発生した場合でも、このクラックを介して進入する水分をパッド電極18外に形成される素子領域へ進入することを防止して高い信頼性を確保できる半導体装置とすることができる。
【選択図】 図1
Description
半導体基板上に形成された絶縁膜と、該絶縁膜上に形成された導電膜と、該導電膜上に形成された第1層間絶縁膜と、該第1層間絶縁膜に形成された第1開口部と、該第1開口部を充填し前記導電膜と下端が接続する第1接続導体と、該第1接続導体の上端と接続し前記第1層間絶縁膜上に形成された第1電極配線と、該第1電極配線上と前記第1層間絶縁膜上に形成された第2層間絶縁膜と、該第2層間絶縁膜に形成された第2開口部と、該第2開口部を充填し前記第1電極配線と下端が接続する第2接続導体と、該第2接続導体の上端と接続し前記第2層間絶縁膜上に形成された第2電極配線と、該第2電極配線上に形成された保護膜と、該保護膜を選択的に開口し前記第2電極配線を露出したパッド電極とを有し、
前記第1開口後部部、前記第1電極配線、前記第1接続導体および前記第2接続導体が、前記保護膜の開口部直下の前記第1層間絶縁膜および前記第2層間絶縁膜を取り囲むように平面形状が閉ループ状に配置されている構成とする。
半導体基板上に形成された絶縁膜と、該絶縁膜上に形成された導電膜と、該導電膜上に形成された第1層間絶縁膜と、該第1層間絶縁膜に形成した第1開口部と、該第1開口部を充填し前記導電膜と下端が接続する第1接続導体と、該第1接続導体の上端と接続し前記第1層間絶縁膜上に形成された第1電極配線と、該第1電極配線上に形成された第2層間絶縁膜と、該第2層間絶縁膜に形成された第2開口部と、該第2開口部を充填し前記導電膜と下端が接続する第2接続導体と、該第2接続導体の上端と接続し前記第2層間絶縁膜上に形成された第2電極配線と、該第2電極配線上に形成された第3層間絶縁膜と、該第3層間絶縁膜に形成された第3開口部と、該第3開口部を充填し前記導電膜と下端が接続する第3接続導体と、該第3接続導体の上端と接続し前記第3層間絶縁膜上に形成された第3電極配線と、該第3電極配線上に形成された保護膜と、該保護膜を選択的に開口し前記第3電極配線を露出したパッド電極とを有し、
前記第1開口部、前記第2開口部、前記第1電極配線、前記第2電極配線、前記第1接続導体、前記第2接続導体および前記第3接続導体が前記保護膜の開口部直下の前記第1、第2、第3層間絶縁膜を取り囲むように平面形状が閉ループ状に配置されている構成とする。
2 絶縁膜
3 ポリシリコン層
4 ポリサイド層
5 第1層間絶縁膜
6 第1コンタクトホール
7 第1接続導体
8 第1メタル配線層
9 第2層間絶縁膜
10 第2コンタクトホール
11 第2接続導体
12 第2メタル配線層
13 第3層間絶縁膜
14 第3コンタクトホール
15 第3メタル配線層
16 保護膜
17 パッド開口部
18 パッド電極
Claims (8)
- 半導体基板上に形成されたパッド電極と該パッド電極と接続導体で接続される電極配線とを有する半導体装置において、
半導体基板上に形成された絶縁膜と、該絶縁膜上に形成された導電膜と、該導電膜上に形成された第1層間絶縁膜と、該第1層間絶縁膜に形成された第1開口部と、該第1開口部を充填し前記導電膜と下端が接続する第1接続導体と、該第1接続導体の上端と接続し前記第1層間絶縁膜上に形成された第1電極配線と、該第1電極配線上と前記第1層間絶縁膜上に形成された第2層間絶縁膜と、該第2層間絶縁膜に形成された第2開口部と、該第2開口部を充填し前記第1電極配線と下端が接続する第2接続導体と、該第2接続導体の上端と接続し前記第2層間絶縁膜上に形成された第2電極配線と、該第2電極配線上に形成された保護膜と、該保護膜を選択的に開口し前記第2電極配線を露出したパッド電極とを有し、
前記第1開口後部部、前記第1電極配線、前記第1接続導体および前記第2接続導体が、前記保護膜の開口部直下の前記第1層間絶縁膜および前記第2層間絶縁膜を取り囲むように平面形状が閉ループ状に配置されていることを特徴とする半導体装置。 - 前記第1層間絶縁膜、前記第1接続導体および前記第1電極配線がこの順に繰り返し形成されることを特徴とする請求項1に記載の半導体装置。
- 前記第1導体と前記第1電極配線とが一体に形成されたものであることを特徴とする請求項1に記載の半導体装置。
- 前記第2接続導体と前記第2電極配線とが一体に形成されたものであることを特徴とする請求項1〜3のいずれか一項に記載の半導体装置。
- 半導体基板上に形成されたパッド電極と該パッド電極と接続導体で接続される積層電極配線とを有する半導体装置において、
半導体基板上に形成された絶縁膜と、該絶縁膜上に形成された導電膜と、該導電膜上に形成された第1層間絶縁膜と、該第1層間絶縁膜に形成した第1開口部と、該第1開口部を充填し前記導電膜と下端が接続する第1接続導体と、該第1接続導体の上端と接続し前記第1層間絶縁膜上に形成された第1電極配線と、該第1電極配線上に形成された第2層間絶縁膜と、該第2層間絶縁膜に形成された第2開口部と、該第2開口部を充填し前記導電膜と下端が接続する第2接続導体と、該第2接続導体の上端と接続し前記第2層間絶縁膜上に形成された第2電極配線と、該第2電極配線上に形成された第3層間絶縁膜と、該第3層間絶縁膜に形成された第3開口部と、該第3開口部を充填し前記導電膜と下端が接続する第3接続導体と、該第3接続導体の上端と接続し前記第3層間絶縁膜上に形成された第3電極配線と、該第3電極配線上に形成された保護膜と、該保護膜を選択的に開口し前記第3電極配線を露出したパッド電極とを有し、
前記第1開口部、前記第2開口部、前記第1電極配線、前記第2電極配線、前記第1接続導体、前記第2接続導体および前記第3接続導体が前記保護膜の開口部直下の前記第1、第2、第3層間絶縁膜を取り囲むように平面形状が閉ループ状に配置されていることを特徴とする半導体装置。 - 前記第1導体と前記第1電極配線とが一体に形成されたものであることを特徴とする請求項1に記載の半導体装置。
- 前記第2接続導体と前記第2電極配線とが一体に形成されたものであることを特徴とする請求項5または6のいずれか一項に記載の半導体装置。
- 前記第3接続導体と前記第3電極配線とが一体に形成されたものであることを特徴とする請求項5〜7のいずれか一項に記載の半導体装置。
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Cited By (8)
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JP2009105160A (ja) * | 2007-10-22 | 2009-05-14 | Renesas Technology Corp | 半導体装置 |
KR101003118B1 (ko) | 2008-10-10 | 2010-12-21 | 주식회사 하이닉스반도체 | 반도체 집적 회로 장치의 패드 구조체 |
CN102136458A (zh) * | 2011-02-24 | 2011-07-27 | 中颖电子股份有限公司 | 针对boac构架的改进结构 |
JP2012173481A (ja) * | 2011-02-21 | 2012-09-10 | Japan Display East Co Ltd | 表示装置 |
JP2013175798A (ja) * | 2013-06-14 | 2013-09-05 | Renesas Electronics Corp | 半導体装置 |
JP2014033105A (ja) * | 2012-08-03 | 2014-02-20 | Renesas Electronics Corp | 半導体装置とその製造方法 |
JP2014072519A (ja) * | 2012-09-28 | 2014-04-21 | Taiwan Semiconductor Manufactuaring Co Ltd | パッド構造 |
JP2018060879A (ja) * | 2016-10-04 | 2018-04-12 | ラピスセミコンダクタ株式会社 | 半導体装置 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP2009105160A (ja) * | 2007-10-22 | 2009-05-14 | Renesas Technology Corp | 半導体装置 |
KR101003118B1 (ko) | 2008-10-10 | 2010-12-21 | 주식회사 하이닉스반도체 | 반도체 집적 회로 장치의 패드 구조체 |
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JP2012173481A (ja) * | 2011-02-21 | 2012-09-10 | Japan Display East Co Ltd | 表示装置 |
CN102136458A (zh) * | 2011-02-24 | 2011-07-27 | 中颖电子股份有限公司 | 针对boac构架的改进结构 |
JP2014033105A (ja) * | 2012-08-03 | 2014-02-20 | Renesas Electronics Corp | 半導体装置とその製造方法 |
JP2014072519A (ja) * | 2012-09-28 | 2014-04-21 | Taiwan Semiconductor Manufactuaring Co Ltd | パッド構造 |
JP2013175798A (ja) * | 2013-06-14 | 2013-09-05 | Renesas Electronics Corp | 半導体装置 |
JP2018060879A (ja) * | 2016-10-04 | 2018-04-12 | ラピスセミコンダクタ株式会社 | 半導体装置 |
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