KR20020095061A - 반도체장치 및 그 제조방법 - Google Patents
반도체장치 및 그 제조방법 Download PDFInfo
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- KR20020095061A KR20020095061A KR1020020025228A KR20020025228A KR20020095061A KR 20020095061 A KR20020095061 A KR 20020095061A KR 1020020025228 A KR1020020025228 A KR 1020020025228A KR 20020025228 A KR20020025228 A KR 20020025228A KR 20020095061 A KR20020095061 A KR 20020095061A
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- Condensed Matter Physics & Semiconductors (AREA)
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Abstract
Description
Claims (19)
- 주면에 복수의 배선과 복수의 본딩패드가 형성된 배선기판과,상기 배선기판의 주면에 실장되어, 복수의 범프전극을 통해서 상기 배선에 전기적으로 접속된 제1 반도체칩과,상기 제1 반도체칩 상에 적층되어, 복수의 와이어를 통해서 본딩패드에 전기적으로 접속된 제2 반도체칩을 포함하며,상기 제2 반도체칩의 단자피치는 상기 제1 반도체칩의 단자피치보다도 좁은 것을 특징으로 하는 반도체장치.
- 제 1 항에 있어서,상기 제1 반도체칩은 메모리소자가 형성된 칩이며, 상기 제2 반도체칩은 마이크로 프로세서 또는 ASIC이 형성된 칩인 것을 특징으로 하는 반도체장치.
- 제 1 항에 있어서,상기 제1 반도체칩은 DRAM 또는 플래시 메모리가 형성된 칩인 것을 특징으로 하는 반도체장치.
- 제 1 항에 있어서,상기 복수의 범프전극은 상기 제1 반도체칩의 주면에 어레이 형상으로 배치된 땜납범프인 것을 특징으로 하는 반도체장치.
- 제 4 항에 있어서,상기 배선기판의 주면에 형성된 배선의 최소피치는 0.5㎜이며, 상기 제1 반도체칩의 주면에 형성된 범프전극의 최소피치는 0.5㎜인 것을 특징으로 하는 반도체장치.
- 제 1 항에 있어서,상기 복수의 범프전극은 상기 제1 반도체칩의 본딩패드 상에 접속된 Au범프인 것을 특징으로 하는 반도체장치.
- 제 1 항에 있어서,상기 제2 반도체칩은 상기 제1 반도체칩 상에 적층되며, 상기 제1 반도체칩과 상기 제2 반도체칩과는 서로 공통 접속핀이 근접하도록 배치되어 있는 것을 특징으로 하는 반도체장치.
- 주면에 복수의 배선과 복수의 본딩패드가 형성된 배선기판과,상기 배선기판의 주면에 실장되어, 복수의 범프전극을 통해서 상기 배선에 전기적으로 접속된 제1 반도체칩과,상기 제1 반도체칩 상에 적층되어, 복수의 와이어를 통해서 상기 본딩패드에전기적으로 접속된 제2 반도체칩을 포함하며,상기 제2 반도체칩의 단자수에 대한 칩 면적의 비는 상기 제1 반도체칩의 단자수에 대한 칩 면적의 비보다도 작은 것을 특징으로 하는 반도체장치.
- 제 8 항에 있어서,상기 제1 반도체칩은 메모리소자가 형성된 칩이며, 상기 제2 반도체칩은 마이크로 프로세서 또는 ASIC이 형성된 칩인 것을 특징으로 하는 반도체장치.
- 제 8 항에 있어서,상기 제1 반도체칩은 DRAM 또는 플래시 메모리가 형성된 칩인 것을 특징으로 하는 반도체장치.
- 제 8 항에 있어서,상기 복수의 범프전극은 상기 제1 반도체칩의 주면에 어레이 형상으로 배치된 땜납범프인 것을 특징으로 하는 반도체장치.
- 제 11 항에 있어서,상기 배선기판의 주면에 형성된 배선의 최소피치는 0.5㎜이며, 상기 제2 반도체칩의 주면에 형성된 범프전극의 최소피치는 0.5㎜인 것을 특징으로 하는 반도체장치.
- 제 8 항에 있어서,상기 복수의 범프전극은 상기 제1 반도체칩의 본딩패드 상에 접속된 Au범프인 것을 특징으로 하는 반도체장치.
- 제 8 항에 있어서,상기 제2 반도체칩은 상기 제1 반도체칩 상에 적층되며, 상기 제1 반도체칩과 상기 제2 반도체칩과는 서로 공통 접속핀이 근접하도록 배치되어 있는 것을 특징으로 하는 반도체장치.
- (a) 주면에 복수의 배선과 복수의 본딩패드가 형성된 배선기판, 주면에 복수의 범프전극이 형성된 제1 반도체칩, 상기 제1 반도체칩의 단자피치보다도 좁은 단자피치를 가지는 제2 반도체칩을 각각 준비하는 공정,(b) 상기 배선기판의 주면에, 그 주면이 상기 배선기판의 주면과 대향하도록 상기 제1 반도체칩을 탑재하며, 상기 복수의 제1 범프전극을 통해서 상기 제1 반도체칩과 상기 배선기판의 배선을 전기적으로 접속하는 공정,(c) 상기 제1 반도체칩 상에, 그 이면이 상기 배선기판의 주면과 대향하도록 상기 제2 반도체칩을 탑재하며, 복수의 와이어를 통해서 상기 제2 반도체칩과 상기 배선기판의 상기 본딩패드를 전기적으로 접속하는 공정, 및(d) 상기 제1 , 제2 반도체칩을 밀봉수지로 밀봉하는 공정,을 가지는 것을 특징으로 하는 반도체장치의 제조방법.
- (a) 주면에 복수의 배선과 복수의 본딩패드가 형성된 배선기판, 주면에 복수의 범프전극이 형성된 제1 반도체칩, 상기 제1 반도체칩에 비해 단자수에 대한 칩면적의 비가 작은 제2 반도체칩을 각각 준비하는 공정,(b) 상기 배선기판의 주면의 제1 영역에, 그 주면이 상기 배선기판의 주면과 대향하도록 상기 제1 반도체칩을 탑재하며, 상기 복수의 제1 범프전극을 통해서 상기 제1 반도체칩과 상기 배선기판의 배선을 전기적으로 접속하는 공정,(c) 상기 제1 반도체칩의 상에, 그 이면이 상기 배선기판의 주면과 대향하도록 상기 제2 반도체칩을 탑재하며, 복수의 와이어를 통해서 상기 제2 반도체칩과 상기 배선기판의 상기 본딩패드를 전기적으로 접속하는 공정,을 가지는 것을 특징으로 하는 반도체장치의 제조방법.
- 제 16 항에 있어서,상기 (c) 공정의 후, 제1 제2 반도체칩을 밀봉수지로 밀봉하는 공정을 포함하는 것을 특징으로 하는 반도체장치의 제조방법.
- 제 16 항에 있어서,상기 복수의 범프전극은 상기 제1 반도체칩의 주면에 어레이 형상으로 배치된 땜납범프인 것을 특징으로 하는 반도체장치의 제조방법.
- 그 주면에 복수의 배선과 복수의 본딩패드가 형성된 배선기판과,그 주면에 복수의 반도체 소자 및 복수의 단자를 가지며, 상기 주면이 상기 배선기판의 주면과 대향하도록, 상기 배선기판의 주면에 복수의 범프전극을 통해서 실장된 제1 반도체칩과,그 주면에 복수의 반도체 소자 및 복수의 단자를 가지고, 상기 주면과 대향하는 이면이 상기 배선기판의 주면과 대향하도록, 상기 배선기판의 주면에 실장되며, 또 상기 복수의 단자와 상기 배선기판의 복수의 전극패드가 복수의 와이어에 의해 전기적으로 접속된 제2 반도체칩을 포함하며,상기 제1 반도체칩의 단자수, 상기 제2 반도체칩의 단자수를 각각 N1, N2로 하고, 상기 제1 반도체칩의 주면의 면적, 상기 제2 반도체칩의 주면의 면적을 각각 S1, S2로 한 경우, SQRT(S1/N1)>SQRT(S2/N2)의 관계가 성립하는 것을 특징으로 하는 반도체장치.
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JP2001173134A JP4790157B2 (ja) | 2001-06-07 | 2001-06-07 | 半導体装置 |
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US6841881B2 (en) | 2005-01-11 |
JP4790157B2 (ja) | 2011-10-12 |
US20020185744A1 (en) | 2002-12-12 |
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US20030111737A1 (en) | 2003-06-19 |
US6828174B2 (en) | 2004-12-07 |
TW558818B (en) | 2003-10-21 |
KR100856609B1 (ko) | 2008-09-03 |
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