KR100791080B1 - 금속 패드 구조체를 갖는 전자 장치 및 그 제조방법 - Google Patents
금속 패드 구조체를 갖는 전자 장치 및 그 제조방법 Download PDFInfo
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- KR100791080B1 KR100791080B1 KR1020070006947A KR20070006947A KR100791080B1 KR 100791080 B1 KR100791080 B1 KR 100791080B1 KR 1020070006947 A KR1020070006947 A KR 1020070006947A KR 20070006947 A KR20070006947 A KR 20070006947A KR 100791080 B1 KR100791080 B1 KR 100791080B1
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Abstract
Description
Claims (20)
- 기판;상기 기판 상에 제공된 보호 절연막;상기 보호 절연막을 관통하며 상기 보호절연막 보다 높은 레벨에 위치하는 상부면을 갖는 복수개의 서로 이격된 금속 패드 구조체들; 및상기 금속 패드 구조체들의 측벽 상에 제공되며 상기 금속 패드 구조체들보다 높은 레벨에 위치하는 상부면을 갖는 절연성 장벽 스페이서들을 포함하는 전자 장치.
- 제 1 항에 있어서,상기 금속 패드 구조체들은 상기 보호 절연막을 관통하는 부분에서 제1 폭을 가지며 상기 보호 절연막보다 높은 레벨에서 상기 제1 폭보다 큰 제2 폭을 갖는 것을 특징으로 하는 전자 장치.
- 제 1 항에 있어서,상기 금속 패드 구조체들은 알루미늄막 또는 알루미늄 합금막으로 이루어진 것을 특징으로 하는 전자 장치.
- 제 1 항에 있어서,상기 절연성 장벽 스페이서들은 상기 보호 절연막보다 높은 레벨에 위치하는 것을 특징으로 하는 전자 장치.
- 제 1 항에 있어서,상기 절연성 장벽 스페이서들은 상기 금속 패드 구조체들의 측벽을 덮음과 아울러 상기 금속 패드 구조체들 사이의 상기 보호 절연막 상부를 덮는 것을 특징으로 하는 전자 장치.
- 제 1 항에 있어서,상기 절연성 장벽 스페이서들은 실리콘 질화막으로 이루어진 것을 특징으로 하는 전자 장치.
- 제 1 항에 있어서,상기 절연성 장벽 스페이서들의 외측에 제공되며 상기 보호 절연막보다 높은 레벨에 위치하는 상기 금속 패드 구조체들 사이를 채우는 절연성 버퍼 패턴을 더 포함하는 전자 장치.
- 제 1 항에 있어서,상기 기판 및 상기 보호 절연막 사이에 제공된 층간절연막; 및상기 층간절연막을 관통하며 상기 금속 패드 구조체들과 전기적으로 접속된 금속 패턴들을 더 포함하는 전자 장치.
- 제 8 항에 있어서,상기 금속 패턴들은 구리 배선들(Cu interconnects)인 것을 특징으로 하는 전자 장치.
- 제 8 항에 있어서,상기 금속 패턴들 및 상기 금속 패드 구조체들 사이에 개재된 장벽 패턴들을 더 포함하는 전자 장치.
- 제 1 항에 있어서,상기 금속 패드 구조체들 상에 제공된 본딩 와이어들을 더 포함하는 전자 장치.
- 기판을 준비하고,상기 기판 상에 패드 홀들을 갖는 보호 절연막을 형성하고,상기 패드 홀들을 채우며 상기 보호 절연막을 덮는 금속막 및 희생막을 형성하고,상기 희생막 및 상기 금속막을 패터닝하여 상기 패드 홀들을 각각 채우며 차례로 적층된 금속 패드 구조체들 및 희생 패턴들을 형성하되, 상기 금속 패드 구조 체들은 상기 보호 절연막보다 높은 레벨에 위치하는 상부면을 갖도록 형성되고,상기 금속 패드 구조체들의 측벽 및 상기 희생 패턴들의 측벽 상에 절연성 장벽 스페이서들을 형성하고,상기 희생 패턴들을 제거하여 상기 금속 패드 구조체들의 상부면을 노출시키는 것을 포함하는 전자 장치의 제조방법.
- 제 12 항에 있어서,상기 금속막은 알루미늄막 또는 알루미늄 합금막으로 형성하는 것을 특징으로 하는 전자 장치의 제조방법.
- 제 12 항에 있어서,상기 절연성 장벽 스페이서들은 상기 희생막에 대하여 식각선택비를 갖는 물질로 형성하는 것을 특징으로 하는 전자 장치의 제조방법.
- 제 12 항에 있어서,상기 보호 절연막을 형성하기 전에,상기 기판 상에 층간절연막을 형성하고,상기 층간절연막을 관통하는 금속 패턴들을 형성하는 것을 더 포함하되, 상기 금속 패턴들은 상기 패드 홀들에 의해 노출되는 것을 특징으로 하는 전자 장치의 제조방법.
- 제 15 항에 있어서,상기 금속 패턴들은 구리 배선들인 것을 특징으로 하는 전자 장치의 제조방법.
- 제 12 항에 있어서,상기 금속막을 형성하기 전에,상기 보호 절연막을 갖는 기판 상에 장벽막을 형성하는 것을 더 포함하되, 상기 장벽막은 상기 금속막 및 상기 희생막을 패터닝하는 동안에 같이 패터닝되어 장벽 패턴을 형성하는 것을 특징으로 하는 전자 장치의 제조방법.
- 제 12 항에 있어서,상기 절연성 장벽 스페이서들의 외측에 절연성 버퍼 패턴을 형성하는 것을 더 포함하는 전자 장치의 제조방법.
- 제 18 항에 있어서,상기 절연성 장벽 스페이서 및 상기 절연성 버퍼 패턴을 형성하는 것은상기 금속 패드 구조체들 및 상기 희생 패턴들을 갖는 기판 상에 스페이서 절연막 및 버퍼 절연막을 형성하고,상기 희생 패턴들의 상부면이 노출될 때까지 상기 버퍼 절연막 및 상기 스페 이서 절연막을 식각하는 것을 포함하는 전자 장치의 제조방법.
- 제 12 항에 있어서,상기 금속 패드 구조체들 상에 본딩 와이어들을 형성하는 것을 더 포함하는 전자 장치의 제조방법.
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KR1020070006947A KR100791080B1 (ko) | 2007-01-23 | 2007-01-23 | 금속 패드 구조체를 갖는 전자 장치 및 그 제조방법 |
US12/000,053 US20080174020A1 (en) | 2007-01-23 | 2007-12-07 | Electronic device having metal pad structure and method of fabricating the same |
CNA2008100037585A CN101246867A (zh) | 2007-01-23 | 2008-01-22 | 具有金属焊垫结构的电子器件及其制造方法 |
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KR1020070006947A KR100791080B1 (ko) | 2007-01-23 | 2007-01-23 | 금속 패드 구조체를 갖는 전자 장치 및 그 제조방법 |
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US7901981B2 (en) * | 2009-02-20 | 2011-03-08 | National Semiconductor Corporation | Integrated circuit micro-module |
US7902661B2 (en) * | 2009-02-20 | 2011-03-08 | National Semiconductor Corporation | Integrated circuit micro-module |
US7842544B2 (en) * | 2009-02-20 | 2010-11-30 | National Semiconductor Corporation | Integrated circuit micro-module |
US7901984B2 (en) * | 2009-02-20 | 2011-03-08 | National Semiconductor Corporation | Integrated circuit micro-module |
US7898068B2 (en) * | 2009-02-20 | 2011-03-01 | National Semiconductor Corporation | Integrated circuit micro-module |
US7843056B2 (en) * | 2009-02-20 | 2010-11-30 | National Semiconductor Corporation | Integrated circuit micro-module |
US8187920B2 (en) * | 2009-02-20 | 2012-05-29 | Texas Instruments Incorporated | Integrated circuit micro-module |
CN105530774A (zh) * | 2014-09-29 | 2016-04-27 | 深圳富泰宏精密工业有限公司 | 壳体及应用该壳体的电子装置 |
CN105990166B (zh) * | 2015-02-27 | 2018-12-21 | 中芯国际集成电路制造(上海)有限公司 | 晶圆键合方法 |
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JPH06244237A (ja) * | 1993-02-19 | 1994-09-02 | Fuji Xerox Co Ltd | 半導体装置及びその製造方法 |
JP2006084191A (ja) | 2004-09-14 | 2006-03-30 | Matsushita Electric Ind Co Ltd | 半導体装置及びその検査方法 |
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US6794752B2 (en) * | 1998-06-05 | 2004-09-21 | United Microelectronics Corp. | Bonding pad structure |
US6441422B1 (en) * | 2000-11-03 | 2002-08-27 | International Business Machines Corporation | Structure and method for ultra-scalable hybrid DRAM cell with contacted P-well |
JP2004303861A (ja) * | 2003-03-31 | 2004-10-28 | Renesas Technology Corp | 半導体装置およびその製造方法 |
JP2004303966A (ja) * | 2003-03-31 | 2004-10-28 | Toshiba Corp | 半導体装置およびその製造方法 |
US6844626B2 (en) * | 2003-05-23 | 2005-01-18 | Taiwan Semiconductor Manufacturing Company, Ltd. | Bond pad scheme for Cu process |
JP2005085939A (ja) * | 2003-09-08 | 2005-03-31 | Renesas Technology Corp | 半導体装置およびその製造方法 |
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2007
- 2007-01-23 KR KR1020070006947A patent/KR100791080B1/ko not_active Expired - Fee Related
- 2007-12-07 US US12/000,053 patent/US20080174020A1/en not_active Abandoned
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JPH06244237A (ja) * | 1993-02-19 | 1994-09-02 | Fuji Xerox Co Ltd | 半導体装置及びその製造方法 |
JP2006084191A (ja) | 2004-09-14 | 2006-03-30 | Matsushita Electric Ind Co Ltd | 半導体装置及びその検査方法 |
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