JP5739434B2 - 銅プラグを有する半導体デバイスおよびデバイスを形成するための方法 - Google Patents
銅プラグを有する半導体デバイスおよびデバイスを形成するための方法 Download PDFInfo
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- JP5739434B2 JP5739434B2 JP2012532086A JP2012532086A JP5739434B2 JP 5739434 B2 JP5739434 B2 JP 5739434B2 JP 2012532086 A JP2012532086 A JP 2012532086A JP 2012532086 A JP2012532086 A JP 2012532086A JP 5739434 B2 JP5739434 B2 JP 5739434B2
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- H10P14/40—
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- H10W20/425—
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- H10W72/01904—
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- H10W72/01938—
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- H10W72/252—
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- H10W72/29—
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- H10W72/921—
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- H10W72/942—
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- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
Description
Claims (8)
- 複数の配線層を有する半導体基板であって、最終配線層が導電材料を備える、半導体基板と、
前記最終配線層上に形成された絶縁層であって、前記絶縁層が前記最終配線層内の前記導電材料を露出させるために内部に形成されたビア開口部を有する、絶縁層と、
前記ビア開口部内に形成された障壁層と、
前記障壁層上に形成され、前記ビア開口部を前記絶縁層の上面まで埋める銅プラグと、
前記絶縁層上に形成され、前記銅プラグと位置合わせされ前記ビア開口部よりも大きな開口部を有する誘電層と、
前記誘電層上および前記誘電層の前記開口部内に形成されたボール制限冶金層と、
を備える、半導体デバイス。 - 前記障壁層が前記最終配線層内の前記導電材料と接触している、請求項1に記載の半導体デバイス。
- 前記銅プラグを覆って形成されたキャップ層をさらに備える、請求項1または2に記載の半導体デバイス。
- 前記キャップ層が窒化物層である、請求項3に記載の半導体デバイス。
- 前記障壁層が、タンタル/窒化タンタル、チタニウム、チタン・タングステン、窒化チタン、および窒化タングステンからなる族から選択される、請求項1〜4のいずれか1項に記載の半導体デバイス。
- 前記銅プラグが、前記最終配線層に対して45度から75度の角度を成す壁を有する、請求項1〜5のいずれか1項に記載の半導体デバイス。
- 前記絶縁層と前記障壁層との間の前記ビア開口部内にアルミニウム層をさらに備え、前記アルミニウム層が前記誘電層の前記開口部内の前記絶縁層を覆って延在する、請求項1〜6のいずれか1項に記載の半導体デバイス。
- 前記絶縁層と前記誘電層との間に窒化物からなるキャップ層をさらに備える、請求項1〜7のいずれか1項に記載の半導体デバイス。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/573,183 | 2009-10-05 | ||
| US12/573,183 US8610283B2 (en) | 2009-10-05 | 2009-10-05 | Semiconductor device having a copper plug |
| PCT/US2010/046268 WO2011043869A2 (en) | 2009-10-05 | 2010-08-23 | Semiconductor device having a copper plug |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015039688A Division JP2015133509A (ja) | 2009-10-05 | 2015-02-28 | 銅プラグを有する半導体デバイスとその形成方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2013506999A JP2013506999A (ja) | 2013-02-28 |
| JP5739434B2 true JP5739434B2 (ja) | 2015-06-24 |
Family
ID=43822573
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
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| JP2012532086A Active JP5739434B2 (ja) | 2009-10-05 | 2010-08-23 | 銅プラグを有する半導体デバイスおよびデバイスを形成するための方法 |
| JP2015039688A Pending JP2015133509A (ja) | 2009-10-05 | 2015-02-28 | 銅プラグを有する半導体デバイスとその形成方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015039688A Pending JP2015133509A (ja) | 2009-10-05 | 2015-02-28 | 銅プラグを有する半導体デバイスとその形成方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (4) | US8610283B2 (ja) |
| JP (2) | JP5739434B2 (ja) |
| CN (1) | CN102511078A (ja) |
| DE (1) | DE112010003936B4 (ja) |
| GB (1) | GB2486357B (ja) |
| TW (1) | TWI473233B (ja) |
| WO (1) | WO2011043869A2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220310544A1 (en) * | 2020-06-30 | 2022-09-29 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor device structure and methods of forming the same |
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- 2010-08-23 JP JP2012532086A patent/JP5739434B2/ja active Active
- 2010-08-23 WO PCT/US2010/046268 patent/WO2011043869A2/en not_active Ceased
- 2010-08-23 CN CN2010800419725A patent/CN102511078A/zh active Pending
- 2010-08-23 GB GB1202913.8A patent/GB2486357B/en not_active Expired - Fee Related
- 2010-09-30 TW TW99133361A patent/TWI473233B/zh active
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- 2013-02-14 US US13/767,845 patent/US8741769B2/en active Active
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220310544A1 (en) * | 2020-06-30 | 2022-09-29 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor device structure and methods of forming the same |
| US11756913B2 (en) * | 2020-06-30 | 2023-09-12 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor device structure and methods of forming the same |
| US20230378115A1 (en) * | 2020-06-30 | 2023-11-23 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor device structure and methods of forming the same |
| US12068271B2 (en) * | 2020-06-30 | 2024-08-20 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor device structure and methods of forming the same |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI473233B (zh) | 2015-02-11 |
| US8749059B2 (en) | 2014-06-10 |
| GB2486357B (en) | 2015-05-27 |
| JP2015133509A (ja) | 2015-07-23 |
| US8610283B2 (en) | 2013-12-17 |
| GB201202913D0 (en) | 2012-04-04 |
| US20110079907A1 (en) | 2011-04-07 |
| WO2011043869A2 (en) | 2011-04-14 |
| CN102511078A (zh) | 2012-06-20 |
| US20130157458A1 (en) | 2013-06-20 |
| US20140054778A1 (en) | 2014-02-27 |
| WO2011043869A3 (en) | 2011-06-03 |
| US20120168952A1 (en) | 2012-07-05 |
| DE112010003936B4 (de) | 2021-01-14 |
| GB2486357A (en) | 2012-06-13 |
| JP2013506999A (ja) | 2013-02-28 |
| US8922019B2 (en) | 2014-12-30 |
| TW201130100A (en) | 2011-09-01 |
| DE112010003936T5 (de) | 2012-08-16 |
| US8741769B2 (en) | 2014-06-03 |
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