KR100871709B1 - 칩 스택 패키지 및 그 제조방법 - Google Patents
칩 스택 패키지 및 그 제조방법 Download PDFInfo
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- KR100871709B1 KR100871709B1 KR1020070035176A KR20070035176A KR100871709B1 KR 100871709 B1 KR100871709 B1 KR 100871709B1 KR 1020070035176 A KR1020070035176 A KR 1020070035176A KR 20070035176 A KR20070035176 A KR 20070035176A KR 100871709 B1 KR100871709 B1 KR 100871709B1
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Abstract
Description
Claims (20)
- 일면에 배열된 다수의 회로 패턴들을 구비하는 기판;상기 기판상에 순차 적층되는, 그의 활성면에 각각 다수의 패드들을 구비하는 다수의 반도체 칩을 구비하는 단위 반도체 칩;상기 단위 반도체 칩의 상기 반도체 칩들과 상기 기판의 상기 회로 패턴들을 전기적으로 연결시켜 주기 위한 다수의 연결부재; 및상기 단위 반도체 칩과 상기 연결부재들을 피복시켜 주는 봉지부를 포함하되,상기 단위 반도체 칩의 반도체 칩들은 서로 다른 다이 사이즈를 가지며,상기 반도체 칩들중 하나의 반도체 칩은 제1칩 영역의 에지부분에 배열되는 제1재배선 패드들을 각각 구비하는 다수의 제1패드들을 구비하고, 나머지 반도체 칩들은 스크라이브 영역에 의해 한정되는 제2칩 영역을 벗어나 상기 스크라이브 영역에 배열되는 제2재배선 패드들을 각각 구비하는 다수의 제2패드들을 각각 구비하는 칩 스택 패키지.
- 제1항에 있어서, 상기 연결 부재들은 와이어들을 포함하는 것을 특징으로 하는 칩 스택 패키지.
- 제2항에 있어서, 상기 반도체 칩들은 상기 활성면이 위쪽을 향하도록 상기 기판의 상기 일면에 적층되는 것을 특징으로 하는 칩 스택 패키지.
- 제3항에 있어서, 상기 반도체 칩들은 상기 기판에 근접할수록 큰 다이 사이즈를 갖으며, 상기 하나의 반도체 칩은 상기 기판에서 가장 멀리 배치되는 것을 특징으로 하는 칩 스택 패키지.
- 제4항에 있어서, 상기 반도체 칩들은 듀얼 다이 패키지 구조를 갖는 것을 특징으로 하는 칩 스택 패키지.
- 제5항에 있어서, 상기 제1패드들은상기 제1칩 영역의 중앙부에 배열된 제1칩 패드들; 및상기 제1칩 영역에 배열되어, 상기 제1칩 패드들과 상기 제1재배선 패드들을 전기적으로 연결시켜 주기 위한 제1재배선 라인들을 포함하고,상기 제2패드들은 상기 제2칩 영역의 중앙부에 배열되는 제2칩 패드들; 및상기 제2칩 영역으로부터 상기 스크라이브 영역까지 연장되어, 상기 제2칩 패드들과 상기 제2재배선 패드들을 전기적으로 연결시켜 주기 위한 제2재배선 라인들을 포함하는 것을 특징으로 하는 칩 스택 패키지.
- 제1항에 있어서, 상기 연결 부재들은 솔더 볼들을 포함하는 것을 특징으로 하는 칩 스택 패키지.
- 제7항에 있어서, 상기 반도체 칩들은 상기 활성면이 상기 기판의 상기 일면과 마주보도록 상기 기판의 상기 일면에 적층되는 것을 특징으로 하는 칩 스택 패키지.
- 제8항에 있어서, 상기 반도체 칩들은 상기 기판에 근접할수록 작은 다이 사이즈를 가지며, 상기 하나의 반도체 칩은 상기 기판에 가장 가까이 배치되는 것을 특징으로 하는 칩 스택 패키지.
- 제9항에 있어서, 상기 반도체 칩들은 듀얼 다이 패키지 구조를 갖는 것을 특징으로 하는 칩 스택 패키지.
- 제10항에 있어서, 상기 제1패드들은상기 제1칩 영역의 중앙부에 배열된 제1칩 패드들; 및상기 제1칩 영역에 배열되어, 상기 제1칩 패드들과 상기 제1재배선 패드들을 전기적으로 연결시켜 주기 위한 제1재배선 라인을 포함하고,상기 제2패드들은 상기 제2칩 영역의 중앙부에 배열되는 제2칩 패드들; 및상기 제2칩 영역으로부터 상기 스크라이브 영역까지 연장되어, 상기 제2칩 패드들과 상기 제2재배선 패드들을 전기적으로 연결시켜 주기 위한 제2재배선 라인들을 포함하는 것을 특징으로 하는 칩 스택 패키지.
- 제1반도체 칩이 제조될 제1칩 영역과 제2반도체 칩이 제조될 제2칩 영역 그리고 상기 제1 및 제2칩 영역을 한정하는 스크라이브 영역을 구비하는 웨이퍼를 제공하는 단계;상기 제1칩 영역의 중앙부에 제1칩 패드들을 배열하고, 상기 제2칩 영역의 중앙부에 제2칩 패드들을 배열하는 단계;재배선 공정을 통해, 상기 제1칩 영역에 인접한 스크라이브 영역에 제1재배선 라인들을 통해 상기 제1칩 패드들에 연결되는 제1재배선 패드들을 형성하고, 상기 제2칩 영역의 에지부분에 제2재배선 라인들을 통해 상기 제2칩 패드들에 연결되는 제2재배선 패드들을 형성하는 단계;상기 스크라이브 영역내의 스크라이브 라인을 따라 상기 웨이퍼를 절단하여 상기 제1반도체 칩과 상기 제2반도체 칩을 제조하는 단계;상기 제1반도체 칩의 상기 제1재배선 패드들과 상기 제2반도체 칩의 상기 제2재배선 패드들이 기판의 일면에 배열된 회로패턴들과 전기적으로 연결되도록 상기 기판의 상기 일면에 상기 제1 및 제2반도체 칩들을 실장시키는 단계; 및상기 제1반도체 칩과 상기 제2반도체 칩을 봉지부로 피복시켜 주는 단계를 포함하는 칩 스택 패키지의 제조방법.
- 청구항 13은(는) 설정등록료 납부시 포기되었습니다.제12항에 있어서, 상기 제1반도체 칩의 상기 제1재배선 패드들과 상기 제2반도체 칩의 상기 제2재배선 패드들은 상기 기판의 상기 회로패턴들과 와이어 본딩공정을 통해 전기적으로 연결되는 것을 특징으로 하는 칩 스택 패키지의 제조방법.
- 청구항 14은(는) 설정등록료 납부시 포기되었습니다.제13항에 있어서, 상기 제1반도체칩은 상기 제2반도체 칩보다 큰 다이 사이즈를 가지며, 상기 제1반도체 칩이 상기 기판상에 제1접착제를 통해 부착되고, 상기 제2반도체 칩이 제2접착제를 통해 상기 제1반도체 칩상에 부착되는 것을 특징으로 하는 칩 스택 패키지의 제조방법.
- 청구항 15은(는) 설정등록료 납부시 포기되었습니다.제14항에 있어서, 상기 제1반도체 칩과 상기 제2반도체 칩은 그의 활성면이 위쪽을 향하도록 상기 기판상에 적층되는 것을 특징으로 하는 칩 스택 패키지의 제조방법.
- 청구항 16은(는) 설정등록료 납부시 포기되었습니다.제12항에 있어서, 상기 제1반도체 칩의 상기 제1재배선 패드들과 상기 제2반도체 칩의 상기 제2재배선 패드들은 상기 기판의 회로패턴들과 페이스-투-페이스 본딩 공정을 통해 전기적으로 연결되는 것을 특징으로 하는 칩 스택 패키지의 제조방법.
- 청구항 17은(는) 설정등록료 납부시 포기되었습니다.제16항에 있어서, 상기 제1재배선 패드들과 상기 제2재배선 패드들을 형성하 는 단계와 상기 웨이퍼를 절단하는 단계사이에, 상기 제1재배선 패드들상에 제1접속단자들을 배열하고, 상기 제2재배선 패드들상에 제2접속단자들을 배열하는 단계를 더 포함하는 것을 특징으로 하는 칩 스택 패키지의 제조방법.
- 청구항 18은(는) 설정등록료 납부시 포기되었습니다.제17항에 있어서, 상기 제1접속단자들 및 상기 제2접속단자들은 솔더 볼들을 포함하는 것을 특징으로 하는 칩 스택 패키지의 제조방법.
- 청구항 19은(는) 설정등록료 납부시 포기되었습니다.제17항에 있어서, 상기 제1반도체칩은 상기 제2반도체 칩보다 큰 사이즈를 가지며, 상기 제2반도체 칩이 상기 기판의 상기 일면상에 적층되어 상기 제2재배선 패드들과 상기 회로 패턴들이 상기 제2접속 단자를 통해 전기적으로 연결되고, 상기 제1반도체 칩이 상기 제2반도체 칩상에 적층되어 상기 제1재배선 패드들과 상기 회로 패턴들이 상기 제1접속 단자들을 통해 전기적으로 연결되는 것을 특징으로 하는 칩 스택 패키지의 제조방법.
- 청구항 20은(는) 설정등록료 납부시 포기되었습니다.제19항에 있어서, 상기 제1반도체 칩과 상기 제2반도체 칩은 그의 활성면이 상기 기판의 상기 일면과 마주보도록 상기 기판의 상기 일면상에 적층되는 것을 특징으로 하는 칩 스택 패키지의 제조방법.
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