JP5980556B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP5980556B2 JP5980556B2 JP2012103066A JP2012103066A JP5980556B2 JP 5980556 B2 JP5980556 B2 JP 5980556B2 JP 2012103066 A JP2012103066 A JP 2012103066A JP 2012103066 A JP2012103066 A JP 2012103066A JP 5980556 B2 JP5980556 B2 JP 5980556B2
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Description
以下、図面を参照して、本発明の実施の形態について説明する。実施の形態1にかかる半導体装置の断面図を図1に示す。図1に示すように、実施の形態1にかかる半導体装置は、複数の半導体チップ(例えば、半導体チップCH0〜CH4)が積層された状態で1つのパッケージに封入される。なお、図1に示す例では、半導体チップCH0〜CH4は、フェースダウン(例えば、半導体基板の回路形成面をパッケージ基板PLT側に向けた方向)で実装される。
実施の形態2では、第1のチップ配線12a及び第2のチップ配線12bの別の形態について説明する。図8に実施の形態2にかかる半導体装置の貫通ビアとチップ配線との接続箇所(図1の貫通ビア接続領域Aに対応する実施の形態2の貫通ビア接続領域A2)を説明するための断面図を示す。
実施の形態3では、接続配線部14の構成の別の形態について説明する。そこで、図9に実施の形態3にかかる半導体装置の貫通ビアとチップ配線との接続箇所(図1の貫通ビア接続領域Aに対応する実施の形態3の貫通ビア接続領域A3)を説明するための断面図を示す。
実施の形態4では、実施の形態3にかかる半導体装置の第1のチップ配線12a及び第2のチップ配線12bの別の形態について説明する。図12に実施の形態4にかかる半導体装置の貫通ビアとチップ配線との接続箇所(図1の貫通ビア接続領域Aに対応する実施の形態4の貫通ビア接続領域A4)を説明するための断面図を示す。
実施の形態5では、実施の形態3にかかる半導体装置の第1のチップ配線12a及び第2のチップ配線12bの別の形態について説明する。図13に実施の形態5にかかる半導体装置の貫通ビアとチップ配線との接続箇所(図1の貫通ビア接続領域Aに対応する実施の形態5の貫通ビア接続領域A5)を説明するための断面図を示す。
実施の形態6では、実施の形態3にかかる半導体装置の第1のチップ配線12a及び第2のチップ配線12bの別の形態について説明する。図14に実施の形態6にかかる半導体装置の貫通ビアとチップ配線との接続箇所(図1の貫通ビア接続領域Aに対応する実施の形態6の貫通ビア接続領域A6)を説明するための断面図を示す。
実施の形態7では、実施の形態3にかかる半導体装置の第1のチップ配線12a及び第2のチップ配線12bの別の形態について説明する。図15に実施の形態7にかかる半導体装置の貫通ビアとチップ配線との接続箇所(図1の貫通ビア接続領域Aに対応する実施の形態7の貫通ビア接続領域A7)を説明するための断面図を示す。
実施の形態8では、実施の形態3にかかる半導体装置の第1のチップ配線12a及び第2のチップ配線12bの別の形態について説明する。図16に実施の形態8にかかる半導体装置の貫通ビアとチップ配線との接続箇所(図1の貫通ビア接続領域Aに対応する実施の形態8の貫通ビア接続領域A8)を説明するための断面図を示す。
実施の形態9では、断線テストを行う回路に出力バッファ回路の駆動能力テストを行う機能を追加した例について説明する。図17に、実施の形態9にかかる半導体装置のテストに関する回路の回路図を示す。
実施の形態10では、出力バッファ回路を用いて断線テストを行う例について説明する。そこで、実施の形態10にかかる半導体装置のテストに関する回路の回路図を示す。図10に示すように、実施の形態10にかかる半導体装置は、バッファ回路50及びAD変換回路46を有する。
実施の形態11では、断線テストに用いる回路の別の形態について説明する。図21に実施の形態11にかかる半導体装置のテストに関する回路の回路図を示す。図21に示すように、実施の形態11にかかる半導体装置は、第1のパスNAに接続される第1のバッファ回路として出力バッファ回路を有し、第2のパスNBに接続される第2のバッファ回路として入力バッファ回路を有する。
2 マイクロバンプ
3u、3t パッド
4u、4t パッド
10 バリアメタル
11 半導体基板
12a 第1のチップ配線
12b 第2のチップ配線
13 ビア
14 接続配線部
20 バッファ回路
21 ゲート制御論理生成回路
22 第1のバッファ回路
23 第2のバッファ回路
24 テスト用バッファ回路
25 出力バッファ回路
30 テスト回路
31、32、35 コンパレータ
33 インバータ
34 NOR回路
40 バッファ回路
41 ゲート制御論理生成回路
42 第1のバッファ回路
43 第2のバッファ回路
44 テスト用バッファ回路
45 出力バッファ回路
46 AD変換回路
50 バッファ回路
51 ゲート制御論理生成回路
52a 第1のバッファ回路
52b 第2のバッファ回路
NA 第1のパス
NB 第2のパス
UTSV ビア接続領域
Claims (15)
- 半導体基板を貫通して形成される貫通ビアと、
第1、第2のバッファ回路と、
前記半導体基板の上層に形成される配線形成層と、
前記半導体基板から前記配線形成層に向かう方向を上向きとした場合に、前記貫通ビアの上部に形成され、前記貫通ビアの端面のうち前記半導体基板の上部側に面するチップ内端面に設けられる接続配線部と、
前記第1のバッファ回路と前記貫通ビアとを接続する第1のパスと、
前記第2のバッファ回路と前記貫通ビアとを接続する第2のパスと、を有し、
前記第1のパスと前記第2のパスとは、前記接続配線部を介して電気的に接続され、
前記第1、第2のバッファ回路の一方は、前記接続配線部を介して他方のバッファ回路に電流を流出する半導体装置。 - 前記接続配線部は、前記貫通ビアの前記チップ内端面の面積以下の面積で形成される配線領域である請求項1に記載の半導体装置。
- 前記接続配線部は、前記チップ内端面であって、
前記第1のパスの一端は、前記貫通ビアの前記チップ内端面に接続され、
前記第2のパスの一端は、前記貫通ビアの前記チップ内端面に接続される請求項1又は2に記載の半導体装置。 - 前記第1、第2のパスは、それぞれ、
前記貫通ビアと接続されるビア接続配線と、
前記チップ内端面の上部以外の領域において、前記ビア接続配線とビアを介して接続される少なくとも1つの上層配線と、を有する請求項3に記載の半導体装置。 - 前記第1、第2のパスは、それぞれ、
前記貫通ビアと接続されるビア接続配線と、
前記チップ内端面の上部において、前記ビア接続配線とビアを介して接続される少なくとも1つの上層配線と、を有する請求項3に記載の半導体装置。 - 前記接続配線部は、前記貫通ビアの前記チップ内端面の上部において前記チップ内端面に接するように形成されるビア接続配線を有し、
前記第1、第2のパスは、それぞれ、
前記チップ内端面の上部以外の領域において、前記ビア接続配線とビアを介して接続される少なくとも1つの上層配線を有する請求項1又は2に記載の半導体装置。 - 前記接続配線部は、前記貫通ビアの前記チップ内端面の上部において前記チップ内端面に接するように形成されるビア接続配線を有し、
前記第1、第2のパスは、それぞれ、
前記チップ内端面の上部において、前記ビア接続配線とビアを介して接続される少なくとも1つの上層配線を有する請求項1又は2に記載の半導体装置。 - 前記接続配線部は、前記貫通ビアの前記チップ内端面の上部において前記チップ内端面に接するように形成されるビア接続配線と、前記ビア接続配線とビアを介して接続される少なくとも1つの第1の上層配線と、を有し、
前記第1、第2のパスは、それぞれ、
前記第1の上層配線と前記ビアを介して接続される第2の上層配線を有する請求項1又は2に記載の半導体装置。 - 前記接続配線部は、前記貫通ビアの前記チップ内端面の上部において前記チップ内端面に接するように形成されるビア接続配線を有し、
前記第1、第2のパスは、それぞれ、
前記チップ内端面の上部以外の領域において、前記ビア接続配線とビアを介して接続される少なくとも1つの上層配線を有する請求項1又は2に記載の半導体装置。 - 前記接続配線部は、前記貫通ビアの前記チップ内端面の上部において前記チップ内端面に接するように形成されるビア接続配線を有し、
前記第1、第2のパスは、それぞれ、
前記ビア接続配線と同一層に形成される最下層配線を有する請求項1又は2に記載の半導体装置。 - 前記接続配線部は、前記貫通ビアの前記チップ内端面の上部において前記チップ内端面に接するように形成されるビア接続配線を有し、
前記第1のパスは、
前記ビア接続配線とビアを介して接続される少なくとも1つの上層配線を有し、
前記第2のパスは、
前記ビア接続配線と同一層に形成される最下層配線を有する請求項1又は2に記載の半導体装置。 - 前記第1のパスの電圧と前記第2のパスの電圧とが異なる電圧値となったことに基づき前記接続配線部において断線が発生したことを示すテスト結果信号を出力するテスト回路をさらに有する請求項1乃至11のいずれか1項に記載の半導体装置。
- 前記第1のバッファ回路は、第1の電源と前記第1のパスとの間に直列に接続される第1のPMOSトランジスタと第1のインピーダンス素子とを有し、
前記第2のバッファ回路は、第2の電源と前記第2のパスとの間に直列に接続される第1のNMOSトランジスタと第2のインピーダンス素子とを有し、
前記接続配線部の断線を検査する工程において、前記第1のPMOSトランジスタと前記第1のNMOSトランジスタを同時に導通した状態に制御する制御回路を有する請求項12に記載の半導体装置。 - 前記第1のバッファ回路は、第1の電源と前記第1のパスとの間に接続される複数のPMOSトランジスタを有し、
前記第2のバッファ回路は、第2の電源と前記第2のパスとの間に接続される複数のNMOSトランジスタと第2のインピーダンス素子とを有し、
前記接続配線部の断線を検査する工程において、前記複数のPMOSトランジスタのうち導通した状態とする前記PMOSトランジスタの個数と、前記複数のPMOSトランジスタと同時に導通した状態に制御される前記NMOSトランジスタの個数と、の差を制御する制御回路を有する請求項12又は13に記載の半導体装置。 - 前記第1のバッファ回路は、前記第1のパスに対して電流を出力する出力バッファ回路を有し、
前記第2のバッファ回路は、前記第2のパスの電圧に基づき前記テスト結果信号を出力する入力バッファ回路を有する請求項12に記載の半導体装置。
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TW106137819A TWI628763B (zh) | 2012-04-27 | 2013-04-03 | 半導體裝置 |
US13/857,692 US9576934B2 (en) | 2012-04-27 | 2013-04-05 | Semiconductor device |
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CN2013202487499U CN203232867U (zh) | 2012-04-27 | 2013-04-27 | 半导体器件 |
US15/393,706 US10062669B2 (en) | 2012-04-27 | 2016-12-29 | Semiconductor device |
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US9726691B2 (en) | 2014-01-07 | 2017-08-08 | International Business Machines Corporation | 3D chip testing through micro-C4 interface |
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TW201349445A (zh) | 2013-12-01 |
US20180350777A1 (en) | 2018-12-06 |
US20170110442A1 (en) | 2017-04-20 |
US20130285055A1 (en) | 2013-10-31 |
US11088111B2 (en) | 2021-08-10 |
JP2013232481A (ja) | 2013-11-14 |
US10062669B2 (en) | 2018-08-28 |
CN203232867U (zh) | 2013-10-09 |
TW201804586A (zh) | 2018-02-01 |
CN107331652A (zh) | 2017-11-07 |
CN103378063B (zh) | 2017-09-05 |
TWI609476B (zh) | 2017-12-21 |
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US9576934B2 (en) | 2017-02-21 |
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