KR20080077287A - 반도체 장치 - Google Patents
반도체 장치 Download PDFInfo
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- KR20080077287A KR20080077287A KR1020087017279A KR20087017279A KR20080077287A KR 20080077287 A KR20080077287 A KR 20080077287A KR 1020087017279 A KR1020087017279 A KR 1020087017279A KR 20087017279 A KR20087017279 A KR 20087017279A KR 20080077287 A KR20080077287 A KR 20080077287A
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- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
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- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/30—Technical effects
- H01L2924/301—Electrical effects
- H01L2924/30105—Capacitance
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/30—Technical effects
- H01L2924/301—Electrical effects
- H01L2924/3025—Electromagnetic shielding
Abstract
Description
Claims (20)
- 반도체 기판과,상기 반도체 기판에 형성된 복수의 반도체 소자를 포함하는 회로부와,상기 회로부를 덮어, 상기 반도체 기판 상에 형성된 절연 적층과,상기 절연 적층 중에 형성되고, 배선 패턴과 비아(via) 도전체를 포함하는 다층 배선 구조와,상기 반도체 기판 상방에 형성되고, 상기 다층 배선 구조에 접속된 패드 전극 구조로서, 복수층의 패드용 배선 패턴과, 상기 패드용 배선 패턴 사이를 접속하는 패드용 비아 도전체를 포함하고, 적어도 최상층의 패드용 배선 패턴은 패드 패턴과 상기 패드 패턴으로부터 거리를 두고, 루프(loop) 형상으로 둘러싸는 실(seal) 패턴을 포함하고, 최상층 이외의 패드용 배선 패턴 중 적어도 하나는 연속된, 상기 실 패턴에 대응하는 크기의 확대 패드 패턴을 갖고, 상기 패드용 비아 도전체는 상기 패드 패턴에 대응하여 배치된 복수의 기둥 형상 비아 도전체와 상기 실 패턴에 대응하여 배치된 루프 형상 벽부를 포함하고, 상기 패드용 배선 패턴의 패드 패턴 또는 상기 확대 패드 패턴과 상기 기둥 형상 비아 도전체가 적층 본딩 패드를 구성하고, 상기 확대 패드 패턴과 상기 실 패턴 및 상기 루프 형상 벽부가 상기 적층 본딩 패드를 둘러싸며, 수분, 수소를 차폐하는 기능을 갖는 컵(cup) 형상 내습(耐濕) 구조를 형성하는 패드 전극 구조를 갖는 것을 특징으로 하는 반도체 장치.
- 제 1 항에 있어서,최하층의 상기 패드용 배선 패턴은 상기 확대 패드 패턴을 갖고, 상기 내습 링과 상기 최하층의 패드용 배선 패턴은 바닥이 닫힌 루프 형상 벽부를 구성하는 것을 특징으로 하는 반도체 장치.
- 제 2 항에 있어서,최상층, 최하층 이외의 상기 패드용 배선 패턴 중 적어도 하나가 상기 확대 패드 패턴을 갖는 것을 특징으로 하는 반도체 장치.
- 제 2 항에 있어서,최하층 이외의 상기 패드용 배선 패턴이 상기 패드 패턴과 상기 실 패턴을 갖는 것을 특징으로 하는 반도체 장치.
- 제 1 항 내지 제 4 항 중 어느 한 항에 있어서,최상층 이외의 상기 패드용 배선 패턴은 상기 배선 패턴과 동일한 층에서 형성되고, 최상층 이외의 상기 패드용 비아 도전체는 상기 비아 도전체와 동일한 층에서 형성되어 있는 것을 특징으로 하는 반도체 장치.
- 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,최상층의 상기 패드용 배선 패턴은 알루미늄을 사용하여 형성되고, 상기 비아 도전체 및 상기 패드용 비아 도전체는 텅스텐을 사용하여 형성되어 있는 것을 특징으로 하는 반도체 장치.
- 제 1 항 내지 제 6 항 중 어느 한 항에 있어서,상기 반도체 기판의 외주(外周)를 따라, 상기 패드 전극 구조 외측에서, 상기 절연 적층을 관통하여 형성된 외측 칩 내습 링을 더 갖는 것을 특징으로 하는 반도체 장치.
- 제 1 항 내지 제 7 항 중 어느 한 항에 있어서,상기 절연 적층은 상기 반도체 소자를 덮어 상기 반도체 기판 상에 형성된 질화 실리콘 또는 산화 질화 실리콘의 하부 보호막을 포함하고,상기 반도체 소자에 접속되고, 상기 하부 보호막을 관통하여 상방으로 연장되는 하부 비아 도전체와,상기 최하층의 패드용 배선 패턴의 주변부 하면(下面)의 루프 형상 영역에 접속되고, 하방으로 연장되며, 상기 하부 보호막에 도달하는 하부 루프 형상 벽부를 더 갖는 것을 특징으로 하는 반도체 장치.
- 제 8 항에 있어서,상기 하부 비아 도전체와 상기 하부 루프 형상 벽부가 동일한 층에서 형성되 어 있는 것을 특징으로 하는 반도체 장치.
- 제 1 항 내지 제 9 항 중 어느 한 항에 있어서,상기 반도체 기판 상방에 형성되고, 하부 전극과, 산화물 강유전체막과, 상부 전극을 포함하는 강유전체 커패시터를 더 갖고, 상기 다층 배선 구조는 상기 강유전체 커패시터 상방에 배치되어 있는 것을 특징으로 하는 반도체 장치.
- 제 10 항에 있어서,상기 절연 적층이 상기 강유전체 커패시터의 아래에, 수분, 수소를 차폐하는 기능을 갖는 하지 보호막을 포함하는 것을 특징으로 하는 반도체 장치.
- 제 11 항에 있어서,상기 하지 보호막이 산화 알루미늄, 산화 티탄 중 어느 하나를 사용하여 형성되어 있는 것을 특징으로 하는 반도체 장치.
- 제 1 항 내지 제 12 항 중 어느 한 항에 있어서,상기 절연 적층이 상기 기둥 형상 비아 도전체와 교차하는 제 1 레벨에 배치되고, 수분, 수소를 차폐하는 기능을 갖는 제 1 절연 배리어층을 포함하는 것을 특징으로 하는 반도체 장치.
- 제 13 항에 있어서,상기 절연 적층이 상기 제 1 레벨과 상이한 제 2 레벨에 배치되고, 상기 기둥 형상 비아 도전체와 교차하는 수분, 수소를 차폐하는 기능을 갖는 제 2 절연 배리어층을 더 포함하는 것을 특징으로 하는 반도체 장치.
- 제 1 항 내지 제 14 항 중 어느 한 항에 있어서,상기 절연 적층이 최상층의 상기 패드용 배선 패턴 상면에 접하는 수분, 수소를 차폐하는 기능을 갖는 제 3 절연 배리어층을 포함하는 것을 특징으로 하는 반도체 장치.
- 제 13 항 내지 제 15 항 중 어느 한 항에 있어서,상기 절연 배리어층이 산화 알루미늄, 산화 티탄 중 어느 하나를 사용하여 형성되어 있는 것을 특징으로 하는 반도체 장치.
- 제 16 항에 있어서,상기 절연 배리어층의 두께가 20∼100㎚의 범위 내인 것을 특징으로 하는 반도체 장치.
- 제 1 항 내지 제 17 항 중 어느 한 항에 있어서,상기 패드용 배선 패턴 중 적어도 하나는 상기 패드 패턴과 상기 실 패턴과 접속하는 제 1 배선부와, 상기 실 패턴으로부터 더 외측으로 연장되는 제 2 배선부, 또는 상기 확대 패드 패턴으로부터 외측으로 연장되는 제 3 배선부를 더 갖는 것을 특징으로 하는 반도체 장치.
- 제 18 항에 있어서,상기 패드 전극 구조보다 내측에서, 상기 절연 적층을 관통하여 루프 형상으로 형성되고, 상기 제 2 또는 제 3 배선부와 교차하는 부분에서 노치되어 있는 내측 칩 내습 링을 더 갖는 것을 특징으로 하는 반도체 장치.
- 복수의 칩 영역을 포함하는 반도체 기판의 각 칩 영역에 복수의 반도체 소자를 형성하는 공정과,상기 복수의 반도체 소자를 덮어, 상기 반도체 기판 상에 하부 층간절연막을 형성하는 공정과,상기 하부 층간절연막 상에, 강유전체 커패시터를 형성하는 공정과,상기 강유전체 커패시터를 덮어, 상기 하부 층간절연막 상에 절연 적층을 형성하는 공정과,상기 절연 적층 중에 배치된 다층 배선 구조를 형성하는 공정과,상기 반도체 기판 상방에 배치되고, 상기 다층 배선 구조에 접속된 패드 전극 구조를 형성하는 공정으로서, 상기 절연 적층 중에 복수의 패드용 배선 패턴과, 상기 패드용 배선 패턴 사이를 접속하는 패드용 비아 도전체를 포함하고, 적어도 최상층의 패드용 배선 패턴은 패드 패턴과 상기 패드 패턴을 거리를 두고 둘러싸는 실 패턴을 포함하고, 최상층 이외의 패드용 배선 패턴 중 적어도 하나는 연속된, 상기 실 패턴에 대응하는 크기의 확대 패드 패턴을 갖고, 상기 패드용 비아 도전체는 상기 패드 패턴에 대응하여 배치된 복수의 기둥 형상 비아 도전체와 상기 실 패턴에 대응하여 배치된 루프 형상 벽부를 포함하고, 상기 패드용 배선 패턴의 패드 패턴 또는 상기 확대 패드 패턴과 상기 기둥 형상 비아 도전체가 적층 본딩 패드를 구성하고, 상기 실 패턴 및 상기 확대 패드 패턴의 가장자리부와 상기 루프 형상 벽부가 상기 적층 본딩 패드를 둘러싸며, 수분, 수소를 차폐하는 기능을 갖는 내습 링을 형성하는 패드 전극 구조를 형성하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
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JP4011334B2 (ja) * | 2001-12-04 | 2007-11-21 | 富士通株式会社 | 強誘電体キャパシタの製造方法およびターゲット |
JP2004134450A (ja) | 2002-10-08 | 2004-04-30 | Fujitsu Ltd | 半導体集積回路 |
JP4502173B2 (ja) * | 2003-02-03 | 2010-07-14 | ルネサスエレクトロニクス株式会社 | 半導体装置及びその製造方法 |
WO2004095578A1 (ja) * | 2003-04-24 | 2004-11-04 | Fujitsu Limited | 半導体装置及びその製造方法 |
JP2005142553A (ja) | 2003-10-15 | 2005-06-02 | Toshiba Corp | 半導体装置 |
US7049701B2 (en) * | 2003-10-15 | 2006-05-23 | Kabushiki Kaisha Toshiba | Semiconductor device using insulating film of low dielectric constant as interlayer insulating film |
JP4659355B2 (ja) * | 2003-12-11 | 2011-03-30 | 富士通セミコンダクター株式会社 | 半導体装置およびその製造方法 |
WO2005106957A1 (ja) * | 2004-04-30 | 2005-11-10 | Fujitsu Limited | 半導体装置及びその製造方法 |
-
2005
- 2005-12-27 KR KR1020087017279A patent/KR101005028B1/ko active IP Right Grant
- 2005-12-27 WO PCT/JP2005/023965 patent/WO2007074530A1/ja active Application Filing
- 2005-12-27 JP JP2007551842A patent/JP5098647B2/ja not_active Expired - Fee Related
-
2008
- 2008-06-27 US US12/163,340 patent/US7969008B2/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8264064B2 (en) | 2009-02-27 | 2012-09-11 | Fujitsu Semiconductor Limited | Semiconductor device |
US9373591B2 (en) | 2010-05-10 | 2016-06-21 | Magnachip Semiconductor, Ltd. | Semiconductor device for preventing crack in pad region and fabricating method thereof |
US10636703B2 (en) | 2010-05-10 | 2020-04-28 | Magnachip Semiconductor, Ltd. | Semiconductor device for preventing crack in pad region and fabricating method thereof |
KR20200141971A (ko) * | 2017-11-15 | 2020-12-21 | 타이완 세미콘덕터 매뉴팩쳐링 컴퍼니 리미티드 | 2차원 비아 필러 구조물들 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2007074530A1 (ja) | 2009-06-04 |
US20080258262A1 (en) | 2008-10-23 |
US7969008B2 (en) | 2011-06-28 |
KR101005028B1 (ko) | 2010-12-30 |
WO2007074530A1 (ja) | 2007-07-05 |
JP5098647B2 (ja) | 2012-12-12 |
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