JP4965443B2 - 半導体装置の製造方法 - Google Patents
半導体装置の製造方法 Download PDFInfo
- Publication number
- JP4965443B2 JP4965443B2 JP2007523278A JP2007523278A JP4965443B2 JP 4965443 B2 JP4965443 B2 JP 4965443B2 JP 2007523278 A JP2007523278 A JP 2007523278A JP 2007523278 A JP2007523278 A JP 2007523278A JP 4965443 B2 JP4965443 B2 JP 4965443B2
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- Prior art keywords
- layer
- metal
- barrier layer
- forming
- film
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes
- H10W20/41—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes characterised by their conductive parts
- H10W20/425—Barrier, adhesion or liner layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P50/00—Etching of wafers, substrates or parts of devices
- H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
- H10P50/26—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials
- H10P50/264—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/031—Manufacture or treatment of conductive parts of the interconnections
- H10W20/032—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers
- H10W20/033—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers in openings in dielectrics
- H10W20/034—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers in openings in dielectrics bottomless barrier, adhesion or liner layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/031—Manufacture or treatment of conductive parts of the interconnections
- H10W20/032—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers
- H10W20/033—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers in openings in dielectrics
- H10W20/035—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers in openings in dielectrics combinations of barrier, adhesion or liner layers, e.g. multi-layered barrier layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/031—Manufacture or treatment of conductive parts of the interconnections
- H10W20/032—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers
- H10W20/038—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers covering conductive structures
- H10W20/039—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers covering conductive structures also covering sidewalls of the conductive structures
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/031—Manufacture or treatment of conductive parts of the interconnections
- H10W20/056—Manufacture or treatment of conductive parts of the interconnections by filling conductive material into holes, grooves or trenches
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/031—Manufacture or treatment of conductive parts of the interconnections
- H10W20/063—Manufacture or treatment of conductive parts of the interconnections by forming conductive members before forming protective insulating material
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/071—Manufacture or treatment of dielectric parts thereof
- H10W20/074—Manufacture or treatment of dielectric parts thereof of dielectric parts comprising thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/071—Manufacture or treatment of dielectric parts thereof
- H10W20/081—Manufacture or treatment of dielectric parts thereof by forming openings in the dielectric parts
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/01—Manufacture or treatment
- H10W20/071—Manufacture or treatment of dielectric parts thereof
- H10W20/081—Manufacture or treatment of dielectric parts thereof by forming openings in the dielectric parts
- H10W20/089—Manufacture or treatment of dielectric parts thereof by forming openings in the dielectric parts using processes for implementing desired shapes or dispositions of the openings, e.g. double patterning
Landscapes
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
Description
Claims (10)
- 半導体基板上に形成された第1の金属層上に、第1のバリア層となるべき導電膜を形成する工程と、
前記導電膜をエッチングし開口部を形成する工程と、
前記開口部内に第2の金属層を形成する工程と、
前記第2の金属層の周りの領域以外の前記導電膜をエッチングし前記第1のバリア層を形成する工程と、を有し、
前記開口部を形成する工程は、前記導電膜に配線層となるべき領域を形成する工程、および前記導電膜にコンタクトホールを形成する工程の少なくとも一方を含み、
前記第2の金属層を形成する工程は、前記配線層を形成すべき領域に配線層を形成する工程、および前記コンタクトホールにプラグ金属を形成する工程の少なくとも一方を含む半導体装置の製造方法。 - 前記第2の金属層を形成する工程は、前記半導体基板全面に金属層となるべき金属膜を形成する工程と、前記金属膜を前記導電膜まで研磨する工程を含む請求項1記載の半導体装置の製造方法。
- 前記第2の金属層を形成する工程は、前記第2の金属層が前記第1の金属層に接し前記第2の金属層を形成する工程である請求項1または2記載の半導体装置の製造方法。
- 前記第1の金属層上に、第2のバリア層を形成する工程を有し、前記導電膜を形成する工程は、前記導電膜を前記第2のバリア層上に形成する工程である請求項1または2記載の半導体装置の製造方法。
- 前記第2のバリア層の組成は、前記第1のバリア層と異なる請求項4記載の半導体装置の製造方法。
- 前記第2の金属層は、前記第1の金属層と主な組成の異なる請求項4または5記載の半導体装置の製造方法
- 前記開口部を形成する工程は、前記導電膜をテーパ状にエッチングする工程を含む請求項1から6のいずれか一項記載の半導体装置の製造方法。
- 前記第1のバリア層を形成する工程は、前記導電膜の表面全面をエッチングする工程を含む請求項7記載の半導体装置の製造方法。
- 前記第2の金属層および前記第1のバリア層の形成された領域の間の前記第1の金属層上に層間絶縁膜を形成する工程を有する請求項1から8のいずれか一項記載の半導体装置
の製造方法。 - 前記層間絶縁膜を形成する工程は、前記層間絶縁膜となるべき層の膜厚を前記第2の金属層および前記第1のバリア層の膜厚より厚く形成する工程と、前記層間絶縁膜となるべき層を前記第2の金属層または第1のバリア層まで研磨する工程である請求項9記載の半導体装置の製造方法。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2005/012059 WO2007004256A1 (ja) | 2005-06-30 | 2005-06-30 | 半導体装置およびその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2007004256A1 JPWO2007004256A1 (ja) | 2009-01-22 |
| JP4965443B2 true JP4965443B2 (ja) | 2012-07-04 |
Family
ID=37588477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007523278A Expired - Fee Related JP4965443B2 (ja) | 2005-06-30 | 2005-06-30 | 半導体装置の製造方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (3) | US8008778B2 (ja) |
| JP (1) | JP4965443B2 (ja) |
| WO (1) | WO2007004256A1 (ja) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007004256A1 (ja) * | 2005-06-30 | 2007-01-11 | Spansion Llc | 半導体装置およびその製造方法 |
| KR20160073796A (ko) * | 2014-12-17 | 2016-06-27 | 에스케이하이닉스 주식회사 | 전자 장치 및 그 제조 방법 |
| US10163758B1 (en) * | 2017-10-30 | 2018-12-25 | Taiwan Semiconductor Manufacturing Company Ltd. | Semiconductor structure and manufacturing method for the same |
| KR20210094188A (ko) * | 2020-01-20 | 2021-07-29 | 삼성디스플레이 주식회사 | 표시 장치 및 표시 장치의 제조 방법 |
| US11430753B2 (en) * | 2020-07-08 | 2022-08-30 | Raytheon Company | Iterative formation of damascene interconnects |
| CN115831764B (zh) * | 2022-12-15 | 2024-08-02 | 成都海光集成电路设计有限公司 | 一种基板中过孔的制作方法、基板及芯片 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10242269A (ja) * | 1997-02-27 | 1998-09-11 | Toshiba Corp | 半導体装置の製造方法 |
| JP2002026120A (ja) * | 2000-06-20 | 2002-01-25 | Hynix Semiconductor Inc | 半導体素子の金属配線形成方法 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4924295A (en) * | 1986-11-28 | 1990-05-08 | Siemens Aktiengesellschaft | Integrated semi-conductor circuit comprising at least two metallization levels composed of aluminum or aluminum compounds and a method for the manufacture of same |
| US5380678A (en) * | 1991-03-12 | 1995-01-10 | Yu; Chang | Bilayer barrier metal method for obtaining 100% step-coverage in contact vias without junction degradation |
| EP0720227B1 (en) * | 1994-12-29 | 2004-12-01 | STMicroelectronics, Inc. | Electrical connection structure on an integrated circuit device comprising a plug with an enlarged head |
| DE69922722T2 (de) * | 1998-03-05 | 2005-12-15 | Nippon Telegraph And Telephone Corp. | Oberflächenform-Erkennungssensor und dessen Herstellungsverfahren |
| US6433436B1 (en) * | 1999-05-26 | 2002-08-13 | International Business Machines Corporation | Dual-RIE structure for via/line interconnections |
| KR20010019643A (ko) * | 1999-08-28 | 2001-03-15 | 윤종용 | 저유전율 절연막을 갖는 다층 금속배선의 형성방법 |
| US6261963B1 (en) * | 2000-07-07 | 2001-07-17 | Advanced Micro Devices, Inc. | Reverse electroplating of barrier metal layer to improve electromigration performance in copper interconnect devices |
| US6329234B1 (en) * | 2000-07-24 | 2001-12-11 | Taiwan Semiconductor Manufactuirng Company | Copper process compatible CMOS metal-insulator-metal capacitor structure and its process flow |
| JP2002198443A (ja) * | 2000-12-26 | 2002-07-12 | Nec Corp | 半導体装置及びその製造方法 |
| US6448654B1 (en) * | 2001-01-29 | 2002-09-10 | Advanced Micro Devices, Inc. | Ultra thin etch stop layer for damascene process |
| US6387798B1 (en) * | 2001-06-25 | 2002-05-14 | Institute Of Microelectronics | Method of etching trenches for metallization of integrated circuit devices with a narrower width than the design mask profile |
| US6413815B1 (en) * | 2001-07-17 | 2002-07-02 | Macronix International Co., Ltd. | Method of forming a MIM capacitor |
| JP2004014967A (ja) * | 2002-06-11 | 2004-01-15 | Sony Corp | 半導体装置の製造方法及び半導体装置 |
| JP2004023030A (ja) * | 2002-06-20 | 2004-01-22 | Matsushita Electric Ind Co Ltd | 半導体装置の製造方法 |
| US6867131B2 (en) * | 2002-08-29 | 2005-03-15 | Micron Technology, Inc. | Apparatus and method of increasing sram cell capacitance with metal fill |
| JP2004119698A (ja) * | 2002-09-26 | 2004-04-15 | Seiko Epson Corp | 半導体装置およびその製造方法 |
| US6787458B1 (en) * | 2003-07-07 | 2004-09-07 | Advanced Micro Devices, Inc. | Polymer memory device formed in via opening |
| US7259090B2 (en) * | 2004-04-28 | 2007-08-21 | Taiwan Semiconductor Manufacturing Co., Ltd. | Copper damascene integration scheme for improved barrier layers |
| WO2007004256A1 (ja) * | 2005-06-30 | 2007-01-11 | Spansion Llc | 半導体装置およびその製造方法 |
-
2005
- 2005-06-30 WO PCT/JP2005/012059 patent/WO2007004256A1/ja not_active Ceased
- 2005-06-30 JP JP2007523278A patent/JP4965443B2/ja not_active Expired - Fee Related
-
2006
- 2006-06-30 US US11/479,379 patent/US8008778B2/en not_active Expired - Fee Related
-
2011
- 2011-08-24 US US13/217,172 patent/US9570396B2/en active Active
-
2017
- 2017-02-13 US US15/430,806 patent/US20170154851A1/en not_active Abandoned
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10242269A (ja) * | 1997-02-27 | 1998-09-11 | Toshiba Corp | 半導体装置の製造方法 |
| JP2002026120A (ja) * | 2000-06-20 | 2002-01-25 | Hynix Semiconductor Inc | 半導体素子の金属配線形成方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US9570396B2 (en) | 2017-02-14 |
| US20070001311A1 (en) | 2007-01-04 |
| WO2007004256A1 (ja) | 2007-01-11 |
| US8008778B2 (en) | 2011-08-30 |
| US20170154851A1 (en) | 2017-06-01 |
| US20110306201A1 (en) | 2011-12-15 |
| JPWO2007004256A1 (ja) | 2009-01-22 |
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