JP2000502506A - リード・オーバー・プロセス及びリード・アンダー・プロセスを使用したマルチ・チップ・デバイス及び製造方法 - Google Patents
リード・オーバー・プロセス及びリード・アンダー・プロセスを使用したマルチ・チップ・デバイス及び製造方法Info
- Publication number
- JP2000502506A JP2000502506A JP9523005A JP52300597A JP2000502506A JP 2000502506 A JP2000502506 A JP 2000502506A JP 9523005 A JP9523005 A JP 9523005A JP 52300597 A JP52300597 A JP 52300597A JP 2000502506 A JP2000502506 A JP 2000502506A
- Authority
- JP
- Japan
- Prior art keywords
- die
- leads
- assembly
- conductors
- face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Wire Bonding (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Ladders (AREA)
- Lead Frames For Integrated Circuits (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.複数のリードと、 フェイス及びバックを有する第1のダイと、前記フェイスが複数のリードのう ちの少なくとも幾つかのリードの一方の側面へ固定され、誘電体層を前記フェイ スの少なくとも一部及び複数のリードの間に有することと、 フェイス及びバックを有する第2のダイと、前記バックが複数のリードのうち の少なくとも幾つかのリードの他方の側面、即ち第1のダイの反対側に位置する 側面へ固定され、誘電体層を前記バックの少なくとも一部及び複数のリードの間 に有することと、 複数の第1の導電体と、同複数の第1の導電体が第1のダイのフェイスと、前 記複数のリードのうちの第2のダイ側に位置する側面との間に延びていることと 、 複数の第2の導電体と、同複数の第2の導電体が前記第2のダイのフェイスと 、前記複数のリードのうちの第2のダイ側に位置する側面との間に延びているこ とを含むマルチ・ダイ半導体ダイ・アッセンブリ。 2.少なくとも前記複数の第1の導電体は複数のボンド・ワイヤを含む請求項1 に記載のアッセンブリ。 3.前記複数のリードに対する複数のボンド・ワイヤの範囲は第2のダイ及び複 数のリードの間に配置されている請求項2に記載のアッセンブリ。 4.第2のダイのバック及び複数のリードの間の誘電体層は前記複数のボンド・ ワイヤのうちの少なくとも1つのボンド・ワイヤの前記リード範囲に重なってい る請求項2に記載のアッセンブリ。 5.前記誘電体層は複数のボンド・ワイヤのうちの少なくとも1つのボンド・ワ イヤの前記リード範囲の一部に接している請求項4に記載のアッセンブリ。 6.前記複数のボンド・ワイヤは第1のダイのフェイスからほぼ垂直に前記複数 のリードまでそれぞれ延びている請求項2に記載のアッセンブリ。 7.前記第1のダイのフェイスから複数のリードまで延びる複数のボンド・ワイ ヤのうちの少なくとも1つのボンド・ワイヤの通路は実質的に第2のダイの下に 位置する請求項2に記載のアッセンブリ。 8.前記第1のダイ及び第2のダイは互いに平行に延びる複数の平面内にそれぞ れ位置し、かつ互いに重ねられ、第1のダイのフェイスから複数のリードまで延 びる複数のボンド・ワイヤの通路は、前記複数のダイの重ね合わせによって限定 される領域内に実質的に位置する請求項2に記載のアッセンブリ。 9.前記複数のボンド・ワイヤの少なくとも1つは第1のダイのフェイス上の内 側位置から複数のリードの1つまで延び、第2のダイ及び複数のリードの間の誘 電体層は前記少なくとも1つのボンド・ワイヤの通路の一方の側に位置する一方 で、同通路の上に延びていない請求項2に記載のアッセンブリ。 10.前記複数のリードのうちの第1の数は第1のダイ及び第2のダイの間に延 び、複数のリードのうちの第2の数は前記複数のダイに隣接している一方で、同 複数のダイの間に延びていない請求項1に記載のアッセンブリ。 11.前記複数の第1の導電体は前記複数のダイの間に延びる複数のリードまで 延びており、前記複数の第2の導電体は前記隣接する複数のリードまで延びてい る請求項10に記載のアッセンブリ。 12.前記第1のダイ及び第2のダイは互いにほぼ平行に延びる複数の平面内に 少なくとも部分的に重なるようにそれぞれ配置され、前記複数のリードはリード ・フレームを有し、同リード・フレームは互いに対向するほぼ平行な2セットの リードを有し、同2セットのリードは前記複数のダイの互いに対向する複数の側 面から互いに接近する方向へそれぞれ延びている請求項1に記載のアッセンブリ 。 13.前記複数の第1の導電体及び複数の第2の導電体は複数のボンド・ワイヤ をそれぞれ含む請求項12に記載のアッセンブリ。 14.前記複数の第1の導電体は前記複数のダイの互いに重なる領域内に実質的 に位置する請求項13に記載のアッセンブリ。 15.前記複数のリードのうちの幾つかのリードは第1のダイ及び第2のダイの 間に延び、前記複数のリードのうちの他のリードは先端を切って短く形成されて おり、かつ前記複数のダイのうちの少なくとも一方のダイの表面より外側にその 先端が位置する請求項13に記載のアッセンブリ。 16.前記複数の第1の導電体は前記第1のダイ及び第2のダイの間に延びる複 数のリードへ結合され、前記複数の第2の導電体は前記先端を切って短く形成さ れた複数のリードへ結合されている請求項15に記載のアッセンブリ。 17.マルチ・ダイ半導体ダイ・アッセンブリを製造する方法であって、 フェイス及びバックを有する第1のダイと、フェイス及びバックを有する第2 のダイとを提供する工程と、 複数のリードを有するほぼ平坦なリード・フレームを提供する工程と、 前記第1のダイのフェイスを複数のリードのうちの少なくとも幾つかに対して 固定し、この際、誘電体層を第1のダイのフェイスの少なくとも一部及び複数の リードの間に配置する工程と、 複数の導電体を第1のダイのフェイスと、前記複数のリードのうちの少なくと も幾つかのリードとの間にワイヤ・ボンディングし、この際、前記複数の導電体 をリード・フレームのうちの第1のダイの反対側に位置する側面上の複数のリー ドへ固定する工程と、 前記第2のダイのバックを、前記第1の側面を固定した側面とは反対側のリー ド・フレームの側面上に位置する複数のリードのうちの少なくとも幾つかへ固定 し、この際、誘電体層を第2のダイのバックの少なくとも一部と、複数のリード との間に配置する工程と、 複数の導電体を第2のダイのフェイスと、前記複数のリードのうちの少なくと も幾つかのリードとの間へワイヤ・ボンディングし、この際、前記複数の導電体 を、リード・フレームのうちの第2のダイ側の側面上に位置する複数のリードへ 固定する工程と を含む方法。 18.前記誘電体層を前記第1のダイ及びリードを接続する複数の導電体のうち の少なくとも幾つかの上へ配置する工程を含む請求項17に記載の方法。 19.前記誘電体層を前記第1のダイ及びリードを接続する複数の導体のうちの 少なくとも幾つかに隣接させ、かつ重ならないように配置する工程を含む請求項 17に記載の方法。 20.前記第1のダイ及びリードを接続する複数の導体のうちの少なくとも幾つ かを、第1のダイのフェイスの内側と、複数のリードとの間にワイヤ・ボンディ ングする工程を含む請求項17に記載の方法。 21.前記第2のダイのバック及び複数のリードの間の誘電体層は、前記複数の 第1の導電体のうちの少なくとも幾つかを複数のリードへ結合した複数の位置の 一方の側に位置する請求項20に記載の方法。
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JP (1) | JP3213007B2 (ja) |
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- 1996-12-18 EP EP96944906A patent/EP0972307B1/en not_active Expired - Lifetime
- 1996-12-18 DE DE69621851T patent/DE69621851T2/de not_active Expired - Lifetime
- 1996-12-18 AU AU13397/97A patent/AU1339797A/en not_active Abandoned
- 1996-12-18 KR KR10-1998-0704600A patent/KR100361725B1/ko not_active IP Right Cessation
- 1996-12-18 JP JP52300597A patent/JP3213007B2/ja not_active Expired - Fee Related
- 1996-12-18 AT AT96944906T patent/ATE219293T1/de not_active IP Right Cessation
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JP2007157826A (ja) * | 2005-12-01 | 2007-06-21 | Oki Electric Ind Co Ltd | 半導体装置およびその製造方法、並びにそのリードフレーム |
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KR100361725B1 (ko) | 2003-01-29 |
DE69621851D1 (de) | 2002-07-18 |
KR20000064450A (ko) | 2000-11-06 |
JP3213007B2 (ja) | 2001-09-25 |
EP0972307A1 (en) | 2000-01-19 |
US5898220A (en) | 1999-04-27 |
US5689135A (en) | 1997-11-18 |
EP0972307B1 (en) | 2002-06-12 |
ATE219293T1 (de) | 2002-06-15 |
EP0972307A4 (en) | 2000-01-19 |
WO1997022996A1 (en) | 1997-06-26 |
AU1339797A (en) | 1997-07-14 |
DE69621851T2 (de) | 2003-01-23 |
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