JP4456889B2 - 積層型半導体パッケージ及びその製造方法 - Google Patents
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- H10W72/874—On different surfaces
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- H10W72/00—Interconnections or connectors in packages
- H10W72/90—Bond pads, in general
- H10W72/931—Shapes of bond pads
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- H10W90/00—Package configurations
- H10W90/20—Configurations of stacked chips
- H10W90/24—Configurations of stacked chips at least one of the stacked chips being laterally offset from a neighbouring stacked chip, e.g. chip stacks having a staircase shape
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- H—ELECTRICITY
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/20—Configurations of stacked chips
- H10W90/288—Configurations of stacked chips characterised by arrangements for thermal management of the stacked chips
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
- H10W90/732—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between stacked chips
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- H—ELECTRICITY
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- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
- H10W90/736—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between a chip and a stacked lead frame, conducting package substrate or heat sink
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/751—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires
- H10W90/752—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires between stacked chips
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/751—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires
- H10W90/754—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires between a chip and a stacked insulating package substrate, interposer or RDL
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/751—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires
- H10W90/756—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires between a chip and a stacked lead frame, conducting package substrate or heat sink
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- Lead Frames For Integrated Circuits (AREA)
- Wire Bonding (AREA)
Description
110 基本骨格材、
112 チップパドル、
114 内部リード、
120 絶縁性接着テープ、
130 第1連結手段、
132 連結部、
140 第2連結手段、
150 封止樹脂、
200 下部半導体チップ、
300 中間半導体チップ、
400 上部半導体チップ。
Claims (19)
- 接続手段を含む半導体パッケージの基本骨格材と、
前記基本骨格材に搭載されており、内部に第1及び第2ボンドパッドを含む下部半導体チップと、
前記下部半導体チップの第2ボンドパッドが露出される配置で前記下部半導体チップ上に搭載されており、内部に第1及び第2ボンドパッドを含む中間半導体チップと、
前記中間半導体チップの第2ボンドパッドが露出される配置で前記中間半導体チップ上に搭載されており、内部に第1及び第2ボンドパッドを含む上部半導体チップと、
前記下部半導体チップ、中間半導体チップ、及び上部半導体チップの互いに対応する第2ボンドパッド同士を電気的に連結する第1連結手段と、
前記上部半導体チップの第1ボンドパッドと前記基本骨格材の前記接続手段とを互いに電気的に連結する第2連結手段と、
前記半導体チップ、連結手段、及び基本骨格材の少なくとも一部分を密封する封止樹脂とを備えており、
前記下部半導体チップ、前記中間半導体チップ、及び前記上部半導体チップは、この並び順で前記基本骨格材上に階段状に積層されており、
前記下部半導体チップ、前記中間半導体チップ、及び前記上部半導体チップのそれぞれにおいて、前記第1ボンドパッドは、当該チップの一つの辺に沿って配置されており、前記第2ボンドパッドは、再配線パターンを介して対応する前記第1ボンドパッドと電気的に接続されており、当該第1ボンドパッドが配置されている辺とは異なる辺に沿って配置されていることを特徴とする積層型半導体パッケージ。 - 前記基本骨格材は、リードフレームであることを特徴とする請求項1に記載の積層型半導体パッケージ。
- 前記リードフレームは、内部リード及びチップパドルが封止樹脂外部に露出される形態のリードフレームであることを特徴とする請求項2に記載の積層型半導体パッケージ。
- 前記リードフレームは、QFN型半導体パッケージに使われるリードフレームであることを特徴とする請求項3に記載の積層型半導体パッケージ。
- 前記基本骨格材は、印刷回路基板であることを特徴とする請求項1に記載の積層型半導体パッケージ。
- 前記基本骨格材は、フレキシブル基板に銅配線が形成された絶縁性配線基板であることを特徴とする請求項5に記載の積層型半導体パッケージ。
- 前記積層型半導体パッケージは、前記基本骨格材の接続手段と電気的に連結される外部連結端子をさらに備えることを特徴とする請求項1に記載の積層型半導体パッケージ。
- 前記外部連結端子は、ソルダボールであることを特徴とする請求項7に記載の積層型半導体パッケージ。
- 前記下部、中間及び上部半導体チップにおける前記第2ボンドパッドは、
前記第1ボンドパッドを再配置したものであることを特徴とする請求項1に記載の積層型半導体パッケージ。 - 前記下部、中間及び上部半導体チップは、
同一種類の半導体チップであることを特徴とする請求項1に記載の積層型半導体パッケージ。 - 前記第1及び第2連結手段はボンディングワイヤであることを特徴とする請求項1に記載の積層型半導体パッケージ。
- 前記第1連結手段は、隣接する半導体チップ間で、下にある半導体チップの第2ボンディングパッドにボールボンディングがなされ、上にある半導体チップの第2ボンディングパッドにはスティッチボンディングがなされていることを特徴とする請求項11に記載の積層型半導体パッケージ。
- 前記中間半導体チップは複数であることを特徴とする請求項12に記載の積層型半導体パッケージ。
- 接続手段を有する基本骨格材を準備する段階と、
それぞれ第1ボンドパッドと、当該第1ボンドパッドが半導体チップの他の位置に再配置された第2ボンドパッドとを有する下部半導体チップ、中間半導体チップ、及び上部半導体チップを準備する段階と、
前記第2ボンドパッドが外部に露出されるように、前記基本骨格材上に、前記下部半導体チップ、前記中間半導体チップ、及び前記上部半導体チップを階段状に積層して搭載する段階と、
前記下部、中間及び上部半導体チップの対応する第2ボンドパッド間を第1連結手段を介してワイヤボンディングする段階と、
前記上部半導体チップの第1ボンドパッドと基本骨格材の前記接続手段とを第2連結手段を介してワイヤボンディングする段階と、
前記ワイヤボンディングする段階の後の結果物を封止樹脂で密封する段階とを備え、
前記下部半導体チップ、前記中間半導体チップ、及び前記上部半導体チップのそれぞれにおいて、前記第1ボンドパッドは、当該チップの一つの辺に沿って配置されており、前記第2ボンドパッドは、再配線パターンを介して対応する前記第1ボンドパッドと電気的に接続されており、当該第1ボンドパッドが配置されている辺とは異なる辺に沿って配置されていることを特徴とする積層型半導体パッケージの製造方法。 - 前記基本骨格材は、リードフレーム、印刷回路基板、及びフレキシブル基板のうちから選択された1つであることを特徴とする請求項14に記載の積層型半導体パッケージ製造方法。
- 前記下部半導体チップ、前記中間半導体チップ、及び前記上部半導体チップを階段上に積層して搭載する段階は、
前記下部半導体チップ、前記中間半導体チップ、及び前記上部半導体チップを絶縁性接着テープを使用して搭載することを特徴とする請求項14に記載の積層型半導体パッケージ製造方法。 - 前記絶縁性接着テープは、ウェーハソーイング工程以前にウェーハ背面に接着されることを特徴とする請求項16に記載の積層型半導体パッケージ製造方法。
- 前記第1連結手段を介してワイヤボンディングする段階は、
隣接する半導体チップ間で、下にある半導体チップの第2ボンドパッドにボールボンディングを行い、上にある半導体チップの第2ボンドパッドにはスティッチボンディングを行うことを特徴とする請求項14に記載の積層型半導体パッケージ製造方法。 - 前記封止樹脂で密封する段階後に、
前記基本骨格材の接続手段と連結された外部連結端子を付着する段階をさらに有することを特徴とする請求項14に記載の積層型半導体パッケージ製造方法。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2003-0010761A KR100498488B1 (ko) | 2003-02-20 | 2003-02-20 | 적층형 반도체 패키지 및 그 제조방법 |
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| JP2004253805A JP2004253805A (ja) | 2004-09-09 |
| JP4456889B2 true JP4456889B2 (ja) | 2010-04-28 |
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| CN114121876A (zh) * | 2021-11-23 | 2022-03-01 | 华天科技(南京)有限公司 | 一种改变打线方向的芯片封装结构 |
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| JP2000208698A (ja) * | 1999-01-18 | 2000-07-28 | Toshiba Corp | 半導体装置 |
| JP3304921B2 (ja) * | 1999-06-18 | 2002-07-22 | 日本電気株式会社 | 半導体記憶装置 |
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| JP4570809B2 (ja) * | 2000-09-04 | 2010-10-27 | 富士通セミコンダクター株式会社 | 積層型半導体装置及びその製造方法 |
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| JP4091838B2 (ja) * | 2001-03-30 | 2008-05-28 | 富士通株式会社 | 半導体装置 |
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| US6965160B2 (en) * | 2002-08-15 | 2005-11-15 | Micron Technology, Inc. | Semiconductor dice packages employing at least one redistribution layer |
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| JP3880572B2 (ja) * | 2003-10-31 | 2007-02-14 | 沖電気工業株式会社 | 半導体チップ及び半導体装置 |
| JP4103796B2 (ja) * | 2003-12-25 | 2008-06-18 | 沖電気工業株式会社 | 半導体チップパッケージ及びマルチチップパッケージ |
| US8324725B2 (en) * | 2004-09-27 | 2012-12-04 | Formfactor, Inc. | Stacked die module |
| DE102004049356B4 (de) * | 2004-10-08 | 2006-06-29 | Infineon Technologies Ag | Halbleitermodul mit einem internen Halbleiterchipstapel und Verfahren zur Herstellung desselben |
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|---|---|
| JP2004253805A (ja) | 2004-09-09 |
| KR100498488B1 (ko) | 2005-07-01 |
| US7199458B2 (en) | 2007-04-03 |
| US20040164392A1 (en) | 2004-08-26 |
| KR20040075245A (ko) | 2004-08-27 |
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