KR100671610B1 - 반도체 소자의 금속 배선 형성 방법 - Google Patents
반도체 소자의 금속 배선 형성 방법 Download PDFInfo
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- KR100671610B1 KR100671610B1 KR1020000063161A KR20000063161A KR100671610B1 KR 100671610 B1 KR100671610 B1 KR 100671610B1 KR 1020000063161 A KR1020000063161 A KR 1020000063161A KR 20000063161 A KR20000063161 A KR 20000063161A KR 100671610 B1 KR100671610 B1 KR 100671610B1
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- H01L21/76802—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 dielectrics, e.g. smoothing by forming openings in dielectrics
- H01L21/76814—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 dielectrics, e.g. smoothing by forming openings in dielectrics post-treatment or after-treatment, e.g. cleaning or removal of oxides on underlying conductors
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- 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
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- 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
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76871—Layers specifically deposited to enhance or enable the nucleation of further layers, i.e. seed layers
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- 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
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Abstract
Description
Claims (22)
- 소정의 하부 구조가 형성된 반도체 기판 상부에 층간 절연막을 형성하고 상기 층간 절연막에 다마신 패턴을 형성하는 단계와,상기 다마신 패턴이 형성된 전체 구조 상부에 확산 방지막을 형성하는 단계와,상기 확산 방지막상에 화학적 강화제 처리를 실시하여 상기 확산 방지막 상부에 화학적 강화제층을 형성하는 단계와,상기 화학적 강화제층을 형성한 후 플라즈마 처리를 실시하는 단계와,상기 다마신 패턴이 매립되도록 전체 구조 상부에 구리 박막을 형성하는 단계와,상기 층간 절연막의 상부 표면이 노출되도록 연마 공정을 실시하여 상기 다마신 패턴 내에만 구리 박막이 잔류되도록 하는 단계를 포함하며,상기 플라즈마 처리 단계는 이중 주파수 플라즈마 처리 방법을 이용하여 -50 내지 300℃의 온도에서 실시하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 다마신 패턴을 형성한 후 세정 공정을 실시하는 단계를 더 포함하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 2 항에 있어서, 상기 세정 공정은 하지층이 텅스텐, 알루미늄 등으로 된 금속층인 경우에는 RF 플라즈마를 이용하여 실시하고, 하지층이 구리로 된 금속층인 경우에는 반응성 세정 방법을 적용하여 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 확산 방지막은 TiN막을 이온화 PVD 방법, CVD 방법 및 MOCVD 방법 중 어느 하나의 방법으로 증착하여 형성하거나, Ta막 또는 TaN막을 이온화 PVD 방법 또는 CVD 방법으로 증착하여 형성하거나, WN막을 CVD 방법으로 증착하여 형성하거나, TiAlN막, TiSiN막 및 TaSiN막 중 어느 하나를 PVD 방법 또는 CVD 방법으로 증착하여 형성하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 화학적 강화제 처리 이전에 플라즈마 처리를 실시하는 단계를 더 포함하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 화학적 강화제는 요오드 함유 액체 화합물, Hhfac1/2H2O, Hhfac, TMVS, 순수 요오드, 요오드 함유 가스, 수증기, F, Cl, Br, I, At 등 7족 원소의 액체 및 가스, 그리고 그 화합물의 액체 및 가스 상태 중 어느 하나를 이용하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 화학적 강화제 처리는 1초 내지 10분 동안 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 화학적 강화제 처리는 -20 내지 300℃의 온도에서 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 8 항에 있어서, 상기 화학적 강화제 처리는 100 내지 220℃의 온도에서 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항 또는 제 5 항에 있어서, 상기 이중 주파수 플라즈마 처리 대신 원격 플라즈마 또는 플라즈마 식각 방법으로 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 10 항에 있어서, 상기 이중 주파수 플라즈마 처리는 0 내지 1000W의 고주파와 0 내지 1000W의 저주파를 1초 내지 10분 동안 인가하여 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 10 항에 있어서, 상기 원격 플라즈마 처리 또는 플라즈마 식각 방법은 수소, 아르곤, 질소, 헬륨의 단일 가스를 이용하여 실시하거나 수소와 아르곤 혼합가스를 이용하여 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 12 항에 있어서, 상기 수소, 질소, 아르곤 및 헬륨의 단일 가스는 각각 5 내지 1000sccm의 양으로 유입시키는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 12 항에 있어서, 상기 혼합 가스는 5 내지 95%의 수소와 5 내지 95%의 아르곤의 혼합 가스인 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 10 항에 있어서, 상기 원격 플라즈마 처리 또는 플라즈마 식각 방법은 단일로 실시하거나 1 내지 10회의 다단계로 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 15 항에 있어서, 상기 단일 플라즈마 처리는 단일 가스 또는 혼합 가스를 이용하여 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 15 항에 있어서, 상기 다단계 플라즈마 처리는 아르곤 단일 가스 또는 혼합 가스를 이용하여 처리한 후, 수소 가스를 이용하여 최종 처리하는 주기를 1 내지 10회 반복 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 10 항에 있어서, 상기 원격 플라즈마 처리 또는 플라즈마 식각 방법은 50 내지 700W의 전력을 인가하여 1초 내지 10분 동안 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 10 항에 있어서, 상기 원격 플라즈마 처리 또는 플라즈마 식각 방법은 웨이퍼의 온도는 10 내지 350℃로 유지하고, 웨이퍼와 샤워 헤드의 간격은 5 내지 50㎜로 하며, 챔버 내의 압력은 0.3 내지 10Torr로 하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 구리 박막은 (hfac)Cu(3-Hexyne) 계열, (hfac)CuMHY 게열, (hfac)CuDMCOD 계열, (hfac)CuVTMOS 계열, (hfac)CuDMB 계열, (hfac)CuTMVS 계열 중 어느 하나를 이용하여 형성하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 구리 박막은 다이렉트 리퀴드 인젝션, 컨트롤 에바포레이션 믹서, 오리피스, 스프레이 방식의 기화기를 이용한 MOCVD법으로 증착하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 구리 박막 대신에 알루미늄막 또는 텅스텐막을 형성하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020000063161A KR100671610B1 (ko) | 2000-10-26 | 2000-10-26 | 반도체 소자의 금속 배선 형성 방법 |
| TW090122383A TW515044B (en) | 2000-10-26 | 2001-09-10 | Method for forming metal line of semiconductor device |
| GB0121858A GB2371148B (en) | 2000-10-26 | 2001-09-10 | Method for forming a metal line of a semiconductor device |
| JP2001313549A JP4217012B2 (ja) | 2000-10-26 | 2001-10-11 | 半導体素子の金属配線形成方法 |
| DE10150160.9A DE10150160B4 (de) | 2000-10-26 | 2001-10-11 | Verfahren zum Herstellen einer Metallleitung eines Halbleiterbauteils |
| CNB011355972A CN1204618C (zh) | 2000-10-26 | 2001-10-25 | 形成半导体器件的金属线的方法 |
| US09/983,668 US6551932B2 (en) | 2000-10-26 | 2001-10-25 | Method for forming metal line in a semiconductor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020000063161A KR100671610B1 (ko) | 2000-10-26 | 2000-10-26 | 반도체 소자의 금속 배선 형성 방법 |
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| Publication Number | Publication Date |
|---|---|
| KR20020032709A KR20020032709A (ko) | 2002-05-04 |
| KR100671610B1 true KR100671610B1 (ko) | 2007-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020000063161A Expired - Fee Related KR100671610B1 (ko) | 2000-10-26 | 2000-10-26 | 반도체 소자의 금속 배선 형성 방법 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6551932B2 (ko) |
| JP (1) | JP4217012B2 (ko) |
| KR (1) | KR100671610B1 (ko) |
| CN (1) | CN1204618C (ko) |
| DE (1) | DE10150160B4 (ko) |
| GB (1) | GB2371148B (ko) |
| TW (1) | TW515044B (ko) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100383759B1 (ko) * | 2000-06-15 | 2003-05-14 | 주식회사 하이닉스반도체 | 반도체 소자의 구리 금속 배선 형성 방법 |
| US7142882B2 (en) * | 2001-03-09 | 2006-11-28 | Schmidt Dominik J | Single chip wireless communication integrated circuit |
| KR100487639B1 (ko) | 2002-12-11 | 2005-05-03 | 주식회사 하이닉스반도체 | 반도체소자의 금속배선 형성방법 |
| CN1295776C (zh) * | 2003-12-24 | 2007-01-17 | 上海宏力半导体制造有限公司 | 可分别对双镶嵌工艺的中介窗与沟槽进行表面处理的方法 |
| US7387962B2 (en) * | 2005-10-17 | 2008-06-17 | Samsung Electronics Co., Ltd | Physical vapor deposition methods for forming hydrogen-stuffed trench liners for copper-based metallization |
| KR100794661B1 (ko) * | 2006-08-18 | 2008-01-14 | 삼성전자주식회사 | 기판 처리 장치 및 그 장치의 세정 방법 |
| KR20100032644A (ko) * | 2008-09-18 | 2010-03-26 | 삼성전자주식회사 | 선택적 플라즈마 처리를 이용한 반도체 소자의 금속배선 형성방법 |
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- 2001-09-10 TW TW090122383A patent/TW515044B/zh not_active IP Right Cessation
- 2001-10-11 DE DE10150160.9A patent/DE10150160B4/de not_active Expired - Fee Related
- 2001-10-11 JP JP2001313549A patent/JP4217012B2/ja not_active Expired - Fee Related
- 2001-10-25 CN CNB011355972A patent/CN1204618C/zh not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| TW515044B (en) | 2002-12-21 |
| GB2371148A (en) | 2002-07-17 |
| CN1204618C (zh) | 2005-06-01 |
| GB2371148B (en) | 2005-03-09 |
| US20020052110A1 (en) | 2002-05-02 |
| JP2002190524A (ja) | 2002-07-05 |
| DE10150160B4 (de) | 2016-11-24 |
| CN1351374A (zh) | 2002-05-29 |
| KR20020032709A (ko) | 2002-05-04 |
| US6551932B2 (en) | 2003-04-22 |
| JP4217012B2 (ja) | 2009-01-28 |
| DE10150160A1 (de) | 2002-05-08 |
| GB0121858D0 (en) | 2001-10-31 |
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