KR100678632B1 - 반도체 집적 회로 장치의 제조 방법 - Google Patents
반도체 집적 회로 장치의 제조 방법 Download PDFInfo
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- KR100678632B1 KR100678632B1 KR1020050054566A KR20050054566A KR100678632B1 KR 100678632 B1 KR100678632 B1 KR 100678632B1 KR 1020050054566 A KR1020050054566 A KR 1020050054566A KR 20050054566 A KR20050054566 A KR 20050054566A KR 100678632 B1 KR100678632 B1 KR 100678632B1
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Abstract
Description
Claims (20)
- 메모리 셀 영역에 다수의 적층 셀 게이트 및 주변회로 영역에 다수의 고전압 트랜지스터용 게이트가 형성된 반도체 기판을 제공하는 단계;상기 반도체 기판에 대하여 어닐링 공정을 수행하는 단계; 및상기 어닐링 공정 후에 상기 반도체 기판에 대하여 플라즈마 산화 공정을 수행하는 단계를 포함하는 반도체 집적 회로 장치의 제조 방법.
- 제1항에 있어서,상기 적층 셀 게이트 및 상기 고전압 트랜지스터용 게이트는 각각 금속 게이트 또는 실리사이드 게이트인 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제2항에 있어서,상기 금속 게이트는 금속층/폴리실리콘막, 금속층/장벽금속층 또는 금속층/장벽금속층/폴리실리콘막의 다층을 포함하는 구조인 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제3항에 있어서,상기 금속층은 W, Ni, Co, TaN, Ru-Ta, TiN, Ni-Ti, Ti-Al-N, Zr, Hf, Ti, Ta, Mo, MoN, WN, Ta-Pt, Ta-Ti및 W-Ti로 이루어진 군으로부터 선택된 어느 하나 이상으로 이루어진 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제3항에 있어서,상기 장벽 금속층은 WN, TiN, TaN 및 TaCN로 이루어진 군으로부터 선택된 어느 하나 이상으로 이루어진 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제2항에 있어서,상기 실리사이드 게이트는 실리사이드층 또는 실리사이드층/폴리실리콘막을 포함하는 구조인 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제6항에 있어서,상기 실리사이드층은 WSi, CoSix 및 NiSix로 이루어진 군으로부터 선택된 어느 하나 이상인 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항에 있어서,상기 적층 셀 게이트 및 상기 고전압 트랜지스터용 게이트는 각각 SiO2, HfO, AlO, ZrO, TaO, HfSiOx 및 HfSiOxNy 로 이루어진 군으로부터 선택된 어느 하 나 이상으로 이루어진 게이트 산화막을 구비하는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항에 있어서,상기 적층 셀 게이트의 플로팅 게이트와 콘트롤 게이트 사이에 구비되는 게이트간 절연막은SiO2, ONO, HfO, AlO, ZrO, TaO, HfSiOx 및 HfSiOxNy 로 이루어진 군으로부터 선택된 어느 하나 이상으로 이루어진 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항 내지 제9항 중 어느 한 항에 있어서,상기 어닐링 공정은 수소 분위기 하에서 이루어지는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항 내지 제9항 중 어느 한 항에 있어서,상기 어닐링 공정은 어닐링 챔버의 온도가 400 ~ 1000℃에서 이루어지는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항 내지 제9항 중 어느 한 항에 있어서,상기 어닐링 공정은 1분 내지 180분간 이루어지는 것을 특징으로 하는 반도 체 집적 회로 장치의 제조 방법.
- 제1항 내지 제9항 중 어느 한 항에 있어서,상기 플라즈마 산화 공정은 상기 플라즈마 산화 공정이 수행되는 챔버내로 수소 가스와 산소 가스를 플라즈마 소오스로 공급하여 수행하는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제13 항에 있어서,상기 적층 셀 게이트 및 상기 고전압 트랜지스터용 게이트가 금속 게이트인 경우, 수소 가스와 산소 가스의 유량비는 H2/O2 = 0.5 ~ 16인 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제13 항에 있어서,상기 적층 셀 게이트 및 상기 고전압 트랜지스터용 게이트가 실리사이드 게이트인 경우, 수소 가스와 산소 가스의 유량비는 H2/O2 = 0 ~ 16인 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제13 항에 있어서,상기 플라즈마 산화 공정이 수행되는 챔버내로 He, Ne, Ar, Kr 및 Rn으로 이 루어진 군으로부터 선택된 어느 하나 이상의 비활성 기체를 더 공급하여 상기 플라즈마 산화 공정을 수행하는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항 내지 제9항 중 어느 한 항에 있어서,상기 플라즈마 산화공정은 상기 플라즈마 산화 공정이 수행되는 챔버 온도가 상온 ~ 1000℃에서 수행하는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항 내지 제9항 중 어느 한 항에 있어서,상기 플라즈마 산화 공정에서의 상기 플라즈마 산화 공정이 수행되는 챔버 압력은 1mTorr ~ 10Torr인 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항 내지 제9항 중 어느 한 항에 있어서,상기 플라즈마 산화 공정에서 상기 플라즈마 산화 공정이 수행되는 챔버에 인가되는 파워는 100 ~ 3400W인 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
- 제1항 내지 제9항 중 어느 한 항에 있어서,상기 플라즈마 산화공정은 60 ~ 1200초 동안 이루어지는 것을 특징으로 하는 반도체 집적 회로 장치의 제조 방법.
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KR1020050054566A KR100678632B1 (ko) | 2005-06-23 | 2005-06-23 | 반도체 집적 회로 장치의 제조 방법 |
US11/424,995 US20060292784A1 (en) | 2005-06-23 | 2006-06-19 | Methods of Forming Integrated Circuit Devices Including Memory Cell Gates and High Voltage Transistor Gates Using Plasma Re-Oxidation |
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KR1020050054566A KR100678632B1 (ko) | 2005-06-23 | 2005-06-23 | 반도체 집적 회로 장치의 제조 방법 |
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KR100678632B1 true KR100678632B1 (ko) | 2007-02-05 |
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US7781333B2 (en) * | 2006-12-27 | 2010-08-24 | Hynix Semiconductor Inc. | Semiconductor device with gate structure and method for fabricating the semiconductor device |
JP4459257B2 (ja) * | 2007-06-27 | 2010-04-28 | 株式会社東芝 | 半導体装置 |
US7834387B2 (en) * | 2008-04-10 | 2010-11-16 | International Business Machines Corporation | Metal gate compatible flash memory gate stack |
US20090311877A1 (en) * | 2008-06-14 | 2009-12-17 | Applied Materials, Inc. | Post oxidation annealing of low temperature thermal or plasma based oxidation |
US20100297854A1 (en) * | 2009-04-22 | 2010-11-25 | Applied Materials, Inc. | High throughput selective oxidation of silicon and polysilicon using plasma at room temperature |
US8847300B2 (en) * | 2009-05-08 | 2014-09-30 | SK Hynix Inc. | Semiconductor device and method for fabricating the same |
CN104106128B (zh) | 2012-02-13 | 2016-11-09 | 应用材料公司 | 用于基板的选择性氧化的方法和设备 |
WO2019166925A1 (ja) * | 2018-03-01 | 2019-09-06 | 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 |
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US6420250B1 (en) * | 2000-03-03 | 2002-07-16 | Micron Technology, Inc. | Methods of forming portions of transistor structures, methods of forming array peripheral circuitry, and structures comprising transistor gates |
KR100441682B1 (ko) * | 2001-06-14 | 2004-07-27 | 삼성전자주식회사 | 엘디디형 소오스/드레인 영역을 갖는 반도체 장치 및 그제조 방법 |
KR100418928B1 (ko) * | 2001-10-24 | 2004-02-14 | 주식회사 하이닉스반도체 | 엠디엘 반도체 소자의 제조 방법 |
TW200416772A (en) * | 2002-06-06 | 2004-09-01 | Asml Us Inc | System and method for hydrogen-rich selective oxidation |
WO2004073073A1 (ja) * | 2003-02-13 | 2004-08-26 | Tokyo Electron Limited | 半導体装置の製造方法および半導体製造装置 |
US6987056B2 (en) * | 2003-07-08 | 2006-01-17 | Hynix Semiconductor Inc. | Method of forming gates in semiconductor devices |
KR100624290B1 (ko) * | 2004-06-14 | 2006-09-19 | 에스티마이크로일렉트로닉스 엔.브이. | 플래쉬 메모리 소자의 제조 방법 |
JP2006012970A (ja) * | 2004-06-23 | 2006-01-12 | Toshiba Corp | 半導体装置およびその製造方法 |
US7229893B2 (en) * | 2004-06-23 | 2007-06-12 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method and apparatus for a semiconductor device with a high-k gate dielectric |
JP2006032574A (ja) * | 2004-07-14 | 2006-02-02 | Matsushita Electric Ind Co Ltd | 半導体装置及びその製造方法 |
KR100673205B1 (ko) * | 2004-11-24 | 2007-01-22 | 주식회사 하이닉스반도체 | 플래쉬 메모리소자의 제조방법 |
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2005
- 2005-06-23 KR KR1020050054566A patent/KR100678632B1/ko not_active Expired - Fee Related
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2006
- 2006-06-19 US US11/424,995 patent/US20060292784A1/en not_active Abandoned
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