KR100336554B1 - 반도체소자의배선층형성방법 - Google Patents
반도체소자의배선층형성방법 Download PDFInfo
- Publication number
- KR100336554B1 KR100336554B1 KR1019940030901A KR19940030901A KR100336554B1 KR 100336554 B1 KR100336554 B1 KR 100336554B1 KR 1019940030901 A KR1019940030901 A KR 1019940030901A KR 19940030901 A KR19940030901 A KR 19940030901A KR 100336554 B1 KR100336554 B1 KR 100336554B1
- Authority
- KR
- South Korea
- Prior art keywords
- depositing
- barrier metal
- contact hole
- forming
- deposited
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 31
- 229910052751 metal Inorganic materials 0.000 claims abstract description 40
- 239000002184 metal Substances 0.000 claims abstract description 40
- 230000004888 barrier function Effects 0.000 claims abstract description 31
- 238000000151 deposition Methods 0.000 claims abstract description 31
- 238000005530 etching Methods 0.000 claims abstract 3
- 239000010408 film Substances 0.000 claims description 24
- 230000008021 deposition Effects 0.000 claims description 13
- 239000010409 thin film Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 238000000137 annealing Methods 0.000 claims description 6
- 238000004544 sputter deposition Methods 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- ZMZGFLUUZLELNE-UHFFFAOYSA-N 2,3,5-triiodobenzoic acid Chemical compound OC(=O)C1=CC(I)=CC(I)=C1I ZMZGFLUUZLELNE-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 abstract description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 7
- 238000005137 deposition process Methods 0.000 abstract description 3
- 238000005229 chemical vapour deposition Methods 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 abstract 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- HJXBDPDUCXORKZ-UHFFFAOYSA-N diethylalumane Chemical compound CC[AlH]CC HJXBDPDUCXORKZ-UHFFFAOYSA-N 0.000 description 1
- ORVACBDINATSAR-UHFFFAOYSA-N dimethylaluminum Chemical compound C[Al]C ORVACBDINATSAR-UHFFFAOYSA-N 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005389 semiconductor device fabrication Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (7)
- 반도체 소자의 배선층 형성방법에 있어서,1) 소자가 형성된 반도체 웨이퍼상에 절연막을 증착시킨 후, 사진식각 작업을 하여 콘택홀을 정의하는 단계와,2) 상기 콘택홀이 형성된 절연막위에 얇은 베리어 메탈을 증착시킨후 증착된 베리어 메탈을 어닐링하는 단계와,3) 상기 베리어 메탈위에 연속적인 Al층을 얻기 휘아혀 CVD방법으로 1차 Al을 증착시키는 단계와,4) 상기 1차 Al위에 450℃이상의 고온에서 2차 Al증착을 하는 단계를 거쳐 콘택홀 내부를 Al으로 충진시키고 절연막 상부에 Al막이 형성되는 단계를 포함하는 것으로 구성되며, 상기 2)단계의 베리어 메탈위에 Al과 반응하는 물질의 박막을 증착하여 상기 3)단계의 Al의 이동을 활성화하는 것을 특징으로 하는 반도체 소자의 배선층 형성방법.
- 제1항에 있어서,상기 Al과 반응하는 물질로 Ti, Si, Zn등을 이용하는 것을 특징으로 하는 반도체 소자의 배선층 형성방법.
- 제1항에 있어서,상기 3)단계의 CVD 증착을 위한 소스로 DMAH, DEAH, TIBA 등의 Al을 포함하는 유기금속을 사용하는 것을 특징으로 하는 반도체 소자의 배선층 형성방법.
- 제1항에 있어서,상기 3)단계를 두번에 걸쳐 진행하는 것을 특징으로 반도체 소자의 배선층 형성방법.
- 반도에 소자의 배선층 형성방법에 있어서,1) 소자가 형성된 반도체 웨이퍼상에 절연막을 증착시킨 후, 사진식각 작업을 하여 콘택홀을 정의하는 단계와,2) 상기 콘택홀이 형성된 절연막위에 얇은 베리어 메탈을 증착시킨후 증착된 베리어 메탈을 어닐링하는 단계와,3) 상기 베리어 메탈 위에 연속적인 Al층을 얻기 위하여 CVD방법으로 1차 Al을 증착시키는 단계와,4) 250℃이하의 저온에서 스퍼터링 방법으로 2차 Al을 증착하는 단계와5) 상기 4)단계에서 증착된 2차 Al을 450℃이상의 고온에서 어닐링하여 Al이 콘택홀 내부로 움직디오돌 하여 콘택홀 내부를 충진시켜 절연막 상부에 Al막이 형성되도록 하며상기 2)단계의 베리어 메탈위에 Al과 반응하는 물질의 박막을 증착하여 상기 3)단계의 Al의 이동을 활성화하는 것을 특징으로 하는 반도체 소자의 배선층 형성방법.
- 제5항에 있어서,상기 Al과 반응하는 물질로, Ti, Si, Zn등을 이용하는 것을 특징으로 하는 반도체 소자의 배선층 형성방법.
- 제5항에 있어서,상기 4)단계의 스퍼터링 하여 증착시킨 Al위에 압축 응력을 갖는 금속성 박막을 증착한 후 어닐링하는 것을 특징으로 하는 반도체 소자의 배선층 형성방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940030901A KR100336554B1 (ko) | 1994-11-23 | 1994-11-23 | 반도체소자의배선층형성방법 |
JP7304452A JP3021336B2 (ja) | 1994-11-23 | 1995-11-22 | 半導体素子の配線層形成方法 |
US08/910,037 US5804501A (en) | 1994-11-23 | 1997-08-12 | Method for forming a wiring metal layer in a semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940030901A KR100336554B1 (ko) | 1994-11-23 | 1994-11-23 | 반도체소자의배선층형성방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960019695A KR960019695A (ko) | 1996-06-17 |
KR100336554B1 true KR100336554B1 (ko) | 2002-11-23 |
Family
ID=19398732
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940030901A Expired - Fee Related KR100336554B1 (ko) | 1994-11-23 | 1994-11-23 | 반도체소자의배선층형성방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5804501A (ko) |
JP (1) | JP3021336B2 (ko) |
KR (1) | KR100336554B1 (ko) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10198292A (ja) | 1996-12-30 | 1998-07-31 | Semiconductor Energy Lab Co Ltd | 半導体装置およびその作製方法 |
US6365514B1 (en) * | 1997-12-23 | 2002-04-02 | Intel Corporation | Two chamber metal reflow process |
US5981382A (en) * | 1998-03-13 | 1999-11-09 | Texas Instruments Incorporated | PVD deposition process for CVD aluminum liner processing |
JP2001053283A (ja) | 1999-08-12 | 2001-02-23 | Semiconductor Energy Lab Co Ltd | 半導体装置及びその作製方法 |
US7023021B2 (en) | 2000-02-22 | 2006-04-04 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method of manufacturing the same |
JP4118484B2 (ja) | 2000-03-06 | 2008-07-16 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
JP2001257350A (ja) | 2000-03-08 | 2001-09-21 | Semiconductor Energy Lab Co Ltd | 半導体装置およびその作製方法 |
JP4700160B2 (ja) | 2000-03-13 | 2011-06-15 | 株式会社半導体エネルギー研究所 | 半導体装置 |
JP4118485B2 (ja) | 2000-03-13 | 2008-07-16 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
JP4683688B2 (ja) | 2000-03-16 | 2011-05-18 | 株式会社半導体エネルギー研究所 | 液晶表示装置の作製方法 |
JP4393662B2 (ja) | 2000-03-17 | 2010-01-06 | 株式会社半導体エネルギー研究所 | 液晶表示装置の作製方法 |
US6789910B2 (en) | 2000-04-12 | 2004-09-14 | Semiconductor Energy Laboratory, Co., Ltd. | Illumination apparatus |
JP4785229B2 (ja) | 2000-05-09 | 2011-10-05 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
KR100344836B1 (ko) | 2000-07-22 | 2002-07-20 | 주식회사 하이닉스반도체 | 반도체 소자의 금속 박막 및 그의 형성 방법 |
US7071037B2 (en) | 2001-03-06 | 2006-07-04 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and manufacturing method thereof |
KR100439475B1 (ko) * | 2001-09-28 | 2004-07-09 | 삼성전자주식회사 | 금속층 적층방법 및 장치 |
US6716733B2 (en) * | 2002-06-11 | 2004-04-06 | Applied Materials, Inc. | CVD-PVD deposition process |
US7138719B2 (en) * | 2002-08-29 | 2006-11-21 | Micron Technology, Inc. | Trench interconnect structure and formation method |
US7250720B2 (en) * | 2003-04-25 | 2007-07-31 | Semiconductor Energy Laboratory Co., Ltd. | Display device |
JP2006261240A (ja) * | 2005-03-15 | 2006-09-28 | Seiko Epson Corp | 電子デバイス用基板、電子デバイス用基板の製造方法、表示装置および電子機器 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0684797A (ja) * | 1992-08-31 | 1994-03-25 | Kawasaki Steel Corp | 半導体装置の製造方法 |
JPH06151410A (ja) * | 1992-10-30 | 1994-05-31 | Sony Corp | 窒化チタン膜の形成方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63131544A (ja) * | 1986-11-21 | 1988-06-03 | Seiko Epson Corp | 半導体装置 |
JPH02257639A (ja) * | 1989-03-30 | 1990-10-18 | Oki Electric Ind Co Ltd | 半導体素子の製造方法 |
JPH0336751A (ja) * | 1989-07-04 | 1991-02-18 | Matsushita Electron Corp | 半導体装置の製造方法 |
US4970176A (en) * | 1989-09-29 | 1990-11-13 | Motorola, Inc. | Multiple step metallization process |
US5008217A (en) * | 1990-06-08 | 1991-04-16 | At&T Bell Laboratories | Process for fabricating integrated circuits having shallow junctions |
EP0480580A3 (en) * | 1990-09-10 | 1992-09-02 | Canon Kabushiki Kaisha | Electrode structure of semiconductor device and method for manufacturing the same |
JP2736371B2 (ja) * | 1990-10-25 | 1998-04-02 | 日本電気株式会社 | 半導体装置の製造方法 |
US5250465A (en) * | 1991-01-28 | 1993-10-05 | Fujitsu Limited | Method of manufacturing semiconductor devices |
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 |
DE4200809C2 (de) * | 1991-03-20 | 1996-12-12 | Samsung Electronics Co Ltd | Verfahren zur Bildung einer metallischen Verdrahtungsschicht in einem Halbleiterbauelement |
US5171412A (en) * | 1991-08-23 | 1992-12-15 | Applied Materials, Inc. | Material deposition method for integrated circuit manufacturing |
US5371042A (en) * | 1992-06-16 | 1994-12-06 | Applied Materials, Inc. | Method of filling contacts in semiconductor devices |
US5545591A (en) * | 1993-01-29 | 1996-08-13 | Nec Corporation | Method for forming an aluminum film used as an interconnect in a semiconductor device |
JPH06314690A (ja) * | 1993-04-30 | 1994-11-08 | Toshiba Corp | 半導体装置及びその製造方法 |
US5420072A (en) * | 1994-02-04 | 1995-05-30 | Motorola, Inc. | Method for forming a conductive interconnect in an integrated circuit |
-
1994
- 1994-11-23 KR KR1019940030901A patent/KR100336554B1/ko not_active Expired - Fee Related
-
1995
- 1995-11-22 JP JP7304452A patent/JP3021336B2/ja not_active Expired - Fee Related
-
1997
- 1997-08-12 US US08/910,037 patent/US5804501A/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0684797A (ja) * | 1992-08-31 | 1994-03-25 | Kawasaki Steel Corp | 半導体装置の製造方法 |
JPH06151410A (ja) * | 1992-10-30 | 1994-05-31 | Sony Corp | 窒化チタン膜の形成方法 |
Also Published As
Publication number | Publication date |
---|---|
KR960019695A (ko) | 1996-06-17 |
JP3021336B2 (ja) | 2000-03-15 |
US5804501A (en) | 1998-09-08 |
JPH08213462A (ja) | 1996-08-20 |
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