JP2004260141A - 集積回路ボンディングパッド及びその形成方法 - Google Patents
集積回路ボンディングパッド及びその形成方法 Download PDFInfo
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Abstract
【解決手段】 集積回路ボンディングパッドは絶縁層中に設置され、該集積回路ボンディングパッドは、下導電層、複合層構造及びボンディングパッド導電層を具えている。下導電層は絶縁層内の適当な位置に設けられ、並びに固定電位に接続され、該複合層構造は該絶縁層の上に設けられ、該複合層構造は少なくとも一層の導電層と少なくとも一層の導電接続層が交互に重畳されて組成され、該ボンディングパッド導電層は該複合層構造の上に設けられている。
【選択図】 図5
Description
ステップ(a): 絶縁層を具えた基板を提供する。
ステップ(b): 絶縁層内の適当な位置に固定電位に接続された下導電層を形成する。
ステップ(c): 絶縁層の上に少なくとも一層の導電層と少なくとも一層の導電接続層を交互に重畳してなる複合層構造を形成する。
ステップ(d): 複合層構造の上に面積が該複合層構造の導電層面積より大きいボンディングパッド導電層を形成する。
ステップ(a): 絶縁層を上方に具えた基板を提供する。
ステップ(b): 絶縁層内の適当な位置に下導電層を提供する。該下導電層は複数の相互に重畳する導電層と導電接続層で形成されて電気信号をボンディングパッド導電層に接続し、該ボンディングパッド導電層が保護層とボンディング領域を形成し、該ボンディングパッド導電層を電源或いは固定電位に接続させる。
ステップ(c): 絶縁層の上に少なくとも一層の導電層と少なくとも一層の導電接続層を交互に重畳してなる複合層構造を形成する。該導電層は柵状構造或いはハニカム構造方式で実現され、該導電接続層はさらに複数の誘電層及び複数の誘電層プラグの構造を具えている。
ステップ(d): 複合層構造の上に面積が該複合層構造の導電層面積より大きいボンディングパッド導電層を形成し、且つ該ボンディングパッド導電層を多角形形状とする。
ステップ(e): 絶縁層の上に保護層(pssivation layer)を形成し、該ボンディングパッド導電層と該保護層にボンディング領域を形成させる。
11 ボンディングパッド
20 基板
30 ボンディングパッド
30a 導電層
30b 接続層
30c 導電層
35 基板
40 ボンディングパッド
40a 接続層
45 ボンディング領域
50 基板
100 複合層構造
101、201 導電接続層
102、202 導電層
104、204 外部回路の接続部分
105、205 保護層
300 下導電層
400 基板
500 絶縁層
600、700 ボンディングパッド導電層
91 絶縁層を具えた基板を提供する
92 絶縁層内に下導電層を形成する
93 絶縁層の上に複合層構造を形成する
94 複合層構造の上にボンディングパッド導電層を形成する
95 ボンディングパッド導電層の上に保護層を形成する
Claims (14)
- 集積回路ボンディングパッドにおいて、該集積回路ボンディングパッドは絶縁層中に設置され、該集積回路ボンディングパッドは、下導電層、複合層構造及びボンディングパッド導電層を具え、該下導電層は絶縁層内に設けられ、並びに固定電位に接続され、該複合層構造は該絶縁層の上に設けられ、該複合層構造は少なくとも一層の導電層と少なくとも一層の導電接続層が交互に重畳されて組成され、該ボンディングパッド導電層は該複合層構造の上に設けられていることを特徴とする、集積回路ボンディングパッド。
- 請求項1記載の集積回路ボンディングパッドにおいて、複合層構造の最上層の導電層の面積がボンディングパッド導電層の面積より小さいことを特徴とする、集積回路ボンディングパッド。
- 請求項1記載の集積回路ボンディングパッドにおいて、ボンディングパッド導電層が多角形形状とされたことを特徴とする、集積回路ボンディングパッド。
- 請求項1記載の集積回路ボンディングパッドにおいて、複合層構造の導電層が柵状構造とされたことを特徴とする、集積回路ボンディングパッド。
- 請求項1記載の集積回路ボンディングパッドにおいて、複合層構造の導電層がハニカム構造とされたことを特徴とする、集積回路ボンディングパッド。
- 請求項1記載の集積回路ボンディングパッドにおいて、導電接続層が複数の誘電層と複数の誘電層プラグを具えたことを特徴とする、集積回路ボンディングパッド。
- 集積回路ボンディングパッドにおいて、
基板と、
該基板の上に設けられた内部回路と、
該内部回路の上に設けられた絶縁層と、
該絶縁層内に設けられて固定電位に接続された下導電層と、
該絶縁層の上に設けられて少なくとも一層の導電層と少なくとも一層の導電接続層が交互に重畳されてなる複合層構造と、
該複合層構造の上に設けられたボンディングパッド導電層と、
を具えたことを特徴とする、集積回路ボンディングパッド。 - 請求項7記載の集積回路ボンディングパッドにおいて、複合層構造の導電層がハニカム構造とされたことを特徴とする、集積回路ボンディングパッド。
- 請求項7記載の集積回路ボンディングパッドにおいて、複合層構造の導電層の面積がボンディングパッド導電層の面積より小さいことを特徴とする、集積回路ボンディングパッド。
- 請求項7記載の集積回路ボンディングパッドにおいて、ボンディングパッド導電層が多角形形状とされたことを特徴とする、集積回路ボンディングパッド。
- 集積回路ボンディングパッドにおいて、該集積回路ボンディングパッドは絶縁層中に設置され、該集積回路ボンディングパッドは、導電層と、導電接続層と、ボンディングパッド導電層とを具え、
該導電層は絶縁層内に設けられ、
該導電接続層は該導電層の上に設けられて複数の誘電層と誘電層プラグを具え、
該ボンディングパッド導電層は該導電接続層の上に設けられ、
該導電層の面積が該ボンディングパッド導電層より小さく、これにより該集積回路ボンディングパッドの等価キャパシタンスが減らされたことを特徴とする、集積回路ボンディングパッド。 - 請求項11記載の集積回路ボンディングパッドにおいて、ボンディングパッド導電層が多角形形状とされたことを特徴とする、集積回路ボンディングパッド。
- 集積回路ボンディングパッドの形成方法において、
(a)絶縁層を具えた基板を提供するステップ、
(b)絶縁層内に固定電位に接続された下導電層を形成するステップ、
(c)絶縁層の上に少なくとも一層の導電層と少なくとも一層の導電接続層を交互に重畳してなる複合層構造を形成するステップ、
(d)複合層構造の上に面積が該複合層構造の導電層面積より大きいボンディングパッド導電層を形成するステップ、
以上のステップを具えたことを特徴とする、集積回路ボンディングパッドの形成方法。 - 請求項13記載の集積回路ボンディングパッドの形成方法において、(c)のステップの導電接続層が複数の誘電層と複数の誘電層プラグを具えたことを特徴とする、集積回路ボンディングパッドの形成方法。
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TW092104606A TWI220565B (en) | 2003-02-26 | 2003-02-26 | Structure of IC bond pad and its formation method |
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JP (1) | JP2004260141A (ja) |
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KR100675275B1 (ko) | 2004-12-16 | 2007-01-26 | 삼성전자주식회사 | 반도체 장치 및 이 장치의 패드 배치방법 |
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EP1519411A3 (en) * | 2003-09-26 | 2010-01-13 | Panasonic Corporation | Semiconductor device and method for fabricating the same |
JP4517843B2 (ja) * | 2004-12-10 | 2010-08-04 | エルピーダメモリ株式会社 | 半導体装置 |
US20070200233A1 (en) * | 2005-12-14 | 2007-08-30 | Taiwan Semiconductor Manufacturing Co., Ltd. | Bond pad structures with reduced coupling noise |
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US5248903A (en) * | 1992-09-18 | 1993-09-28 | Lsi Logic Corporation | Composite bond pads for semiconductor devices |
JP3432284B2 (ja) * | 1994-07-04 | 2003-08-04 | 三菱電機株式会社 | 半導体装置 |
JPH08213422A (ja) * | 1995-02-07 | 1996-08-20 | Mitsubishi Electric Corp | 半導体装置およびそのボンディングパッド構造 |
US5700735A (en) * | 1996-08-22 | 1997-12-23 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of forming bond pad structure for the via plug process |
JPH10107061A (ja) * | 1996-10-02 | 1998-04-24 | Oki Electric Ind Co Ltd | 半導体集積回路装置 |
JP2900908B2 (ja) | 1997-03-31 | 1999-06-02 | 日本電気株式会社 | 半導体装置およびその製造方法 |
KR100267105B1 (ko) * | 1997-12-09 | 2000-11-01 | 윤종용 | 다층패드를구비한반도체소자및그제조방법 |
US5986343A (en) * | 1998-05-04 | 1999-11-16 | Lucent Technologies Inc. | Bond pad design for integrated circuits |
JP3121311B2 (ja) | 1998-05-26 | 2000-12-25 | 日本電気株式会社 | 多層配線構造及びそれを有する半導体装置並びにそれらの製造方法 |
US6552438B2 (en) * | 1998-06-24 | 2003-04-22 | Samsung Electronics Co. | Integrated circuit bonding pads including conductive layers with arrays of unaligned spaced apart insulating islands therein and methods of forming same |
US6163074A (en) * | 1998-06-24 | 2000-12-19 | Samsung Electronics Co., Ltd. | Integrated circuit bonding pads including intermediate closed conductive layers having spaced apart insulating islands therein |
TW430935B (en) | 1999-03-19 | 2001-04-21 | Ind Tech Res Inst | Frame type bonding pad structure having a low parasitic capacitance |
JP2000299319A (ja) | 1999-04-13 | 2000-10-24 | Nec Corp | 半導体素子用電極パッド、半導体装置及びその製造方法 |
US6465895B1 (en) | 2001-04-05 | 2002-10-15 | Samsung Electronics Co., Ltd. | Bonding pad structures for semiconductor devices and fabrication methods thereof |
US6717270B1 (en) * | 2003-04-09 | 2004-04-06 | Motorola, Inc. | Integrated circuit die I/O cells |
-
2003
- 2003-02-26 TW TW092104606A patent/TWI220565B/zh not_active IP Right Cessation
- 2003-04-30 US US10/425,973 patent/US6787928B1/en not_active Ceased
- 2003-11-14 DE DE10353285A patent/DE10353285A1/de not_active Withdrawn
-
2004
- 2004-01-13 JP JP2004005093A patent/JP2004260141A/ja active Pending
-
2015
- 2015-06-18 US US14/743,421 patent/USRE46784E1/en not_active Expired - Lifetime
-
2016
- 2016-08-31 US US15/253,539 patent/USRE47171E1/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100675275B1 (ko) | 2004-12-16 | 2007-01-26 | 삼성전자주식회사 | 반도체 장치 및 이 장치의 패드 배치방법 |
Also Published As
Publication number | Publication date |
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TW200416986A (en) | 2004-09-01 |
US6787928B1 (en) | 2004-09-07 |
TWI220565B (en) | 2004-08-21 |
DE10353285A1 (de) | 2004-09-16 |
USRE46784E1 (en) | 2018-04-10 |
USRE47171E1 (en) | 2018-12-18 |
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