KR100785837B1 - 반도체 장치 및 그 제조 방법 - Google Patents
반도체 장치 및 그 제조 방법 Download PDFInfo
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- KR100785837B1 KR100785837B1 KR1020040041693A KR20040041693A KR100785837B1 KR 100785837 B1 KR100785837 B1 KR 100785837B1 KR 1020040041693 A KR1020040041693 A KR 1020040041693A KR 20040041693 A KR20040041693 A KR 20040041693A KR 100785837 B1 KR100785837 B1 KR 100785837B1
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Abstract
Description
가스압 | Ar 가스유량 | RF 파워 | 시간 |
0.7Pa | 20sccm | 2.0kW | 40초간 |
Ar 가스압 | DC 파워 | 시간 | 온도 |
0.6Pa | 0.5kW | 180초간 | 450℃ |
Ar 가스압 | RF 파워 | 시간 |
0.7Pa | 1.0kW | 260초간 |
가스압 | Ar 가스유량 | O2 가스유량 | DC 파워 | 시간 |
0.8Pa | 100sccm | 63sccm | 2.0kW | 30초간 |
시료 No. | 1 | 2 | 3 | 4 | 5 |
산화 Si막의 형성 | 없슴 | 없슴 | 없슴 | 있슴 | 있슴 |
산화 Si막의 열처리 | 있슴 | 있슴 | 있슴 | 있슴 | 있슴 |
산화 Al막의 형성 | 있슴 | 있슴 | 있슴 | 있슴 | 있슴 |
산화 Al막의 열처리 | 없슴 | 있슴 | 있슴 | 없슴 | 있슴 |
Claims (10)
- 표면이 평탄화된 층간 절연막과,상기 층간 절연막상에 형성된 산화 실리콘막과,상기 산화 실리콘막상에 형성된 산화 알루미늄막과,상기 산화 알루미늄막상에 형성된 플래너형(planar-structure type) 강유전체 캐패시터를 갖는 것을 특징으로 하는 반도체 장치.
- 제1항에 있어서,상기 강유전체 캐패시터는, Pt막을 포함하는 하부 전극을 갖는 것을 특징으로 하는 반도체 장치.
- 반도체 기판의 위쪽에 층간 절연막을 형성하는 공정과,상기 층간 절연막의 표면을 평탄화하는 공정과,상기 층간 절연막상에 산화 실리콘막을 형성하는 공정과,상기 산화 실리콘막 및 상기 층간 절연막을 가열함에 의해, 상기 산화 실리콘막 및 상기 층간 절연막으로부터 수분을 제거하는 공정과,상기 산화 실리콘막상에 산화 알루미늄막을 형성하는 공정과,상기 산화 알루미늄막상에 플래너형 강유전체 캐패시터를 형성하는 공정을 갖는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제3항에 있어서,상기 산화 알루미늄막을 형성하는 공정과 상기 강유전체 캐패시터를 형성하는 공정 사이에, 산화 분위기중에서 상기 산화 알루미늄막을 가열하는 공정을 갖는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제4항에 있어서,상기 산화 알루미늄막을 가열하는 공정에서의 열처리 온도를, 상기 산화 실리콘막 및 상기 층간 절연막을 가열하는 공정에서의 열처리 온도 이하로 하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 반도체 기판의 위쪽에 층간 절연막을 형성하는 공정과,상기 층간 절연막의 표면을 평탄화하는 공정과,상기 층간 절연막상에 산화 알루미늄막을 형성하는 공정과,산화 분위기중에서 상기 산화 알루미늄막을 가열하는 공정과,상기 산화 알루미늄막상에 플래너형 강유전체 캐패시터를 형성하는 공정을 갖는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제6항에 있어서,상기 층간 절연막의 표면을 평탄화하는 공정과 상기 산화 알루미늄막을 형성 하는 공정 사이에, 상기 층간 절연막을 가열함에 의해, 상기 층간 절연막으로부터 수분을 제거하는 공정을 갖는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제7항에 있어서,상기 산화 알루미늄막을 가열하는 공정에서의 열처리 온도를, 상기 층간 절연막을 가열하는 공정에서의 열처리 온도 이하로 하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제3항 내지 제8항 중 어느 한 항에 있어서,상기 산화 Al막을, 고주파 스퍼터법에 의해 형성하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제3항 내지 제8항 중 어느 한 항에 있어서,상기 강유전체 캐패시터를 형성하는 공정은, Pt막을 포함하는 하부 전극을 형성하는 공정을 갖는 것을 특징으로 하는 반도체 장치의 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2004020173A JP2005217044A (ja) | 2004-01-28 | 2004-01-28 | 半導体装置及びその製造方法 |
JPJP-P-2004-00020173 | 2004-01-28 |
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KR20050077471A KR20050077471A (ko) | 2005-08-02 |
KR100785837B1 true KR100785837B1 (ko) | 2007-12-13 |
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US (1) | US7038264B2 (ko) |
EP (1) | EP1560265B1 (ko) |
JP (1) | JP2005217044A (ko) |
KR (1) | KR100785837B1 (ko) |
CN (2) | CN100334736C (ko) |
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JP4771681B2 (ja) * | 2004-11-05 | 2011-09-14 | ダイハツ工業株式会社 | 貴金属含有耐熱性酸化物の製造方法 |
JP2006344783A (ja) * | 2005-06-09 | 2006-12-21 | Fujitsu Ltd | 半導体装置及びその製造方法 |
JP2007165350A (ja) | 2005-12-09 | 2007-06-28 | Fujitsu Ltd | 半導体装置の製造方法 |
JP2007180191A (ja) | 2005-12-27 | 2007-07-12 | Fujitsu Ltd | 膜厚測定方法および半導体装置の製造方法 |
JP4605056B2 (ja) * | 2006-03-14 | 2011-01-05 | セイコーエプソン株式会社 | 強誘電体メモリ装置の製造方法 |
US8901704B2 (en) * | 2006-04-21 | 2014-12-02 | SK Hynix Inc. | Integrated circuit and manufacturing method thereof |
KR100876838B1 (ko) * | 2006-04-21 | 2009-01-07 | 주식회사 하이닉스반도체 | 집적회로 |
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Also Published As
Publication number | Publication date |
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CN101093795B (zh) | 2011-07-27 |
CN100334736C (zh) | 2007-08-29 |
KR20050077471A (ko) | 2005-08-02 |
CN101093795A (zh) | 2007-12-26 |
US7038264B2 (en) | 2006-05-02 |
JP2005217044A (ja) | 2005-08-11 |
US20050161716A1 (en) | 2005-07-28 |
EP1560265A2 (en) | 2005-08-03 |
CN1649156A (zh) | 2005-08-03 |
EP1560265B1 (en) | 2014-07-16 |
EP1560265A3 (en) | 2006-05-24 |
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