JP7417393B2 - 半導体装置及び半導体ウエハ - Google Patents
半導体装置及び半導体ウエハ Download PDFInfo
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- 239000004065 semiconductor Substances 0.000 title claims description 204
- 235000012431 wafers Nutrition 0.000 title description 28
- 239000002184 metal Substances 0.000 claims description 66
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 claims description 3
- 238000003776 cleavage reaction Methods 0.000 description 6
- 230000007017 scission Effects 0.000 description 6
- 150000003377 silicon compounds Chemical class 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000012447 hatching Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
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Description
Claims (21)
- 半導体装置であって、
複数の第1の金属パッドが配置された第1の半導体部品と、
複数の第2の金属パッドが配置された第2の半導体部品と、を備え、
前記第1の半導体部品と前記第2の半導体部品とは、互いに接合面で接合するように互いに積層されており、
前記接合面には、夫々が、前記複数の第1の金属パッドの各々と前記複数の第2の金属パッドの各々とが互いに接合した、複数の接合部が配置されており、
前記接合面を含む平面内には、直径10μm以上の円形の輪郭を有する第1の範囲と、直径10μm以上の円形の輪郭を有する第2の範囲と、を規定可能であり、
前記第1の範囲および前記第2の範囲のそれぞれの内部に、前記複数の接合部のいずれをも含まず、
前記第1の範囲と前記第2の範囲との間に、前記複数の接合部の少なくとも一部が位置し、
前記複数の接合部は、前記第1の範囲と前記第2の範囲との間において、
前記第1の範囲および前記第2の範囲を通り、かつ、前記第1の範囲の中心と第2の範囲の中心を結ぶ方向に平行な任意の直線が、前記複数の接合部のうちの少なくとも1つの接合部に交差するように配置され、
前記第1の範囲と前記第2の範囲との中心間の距離が10μm以上1000μm以下であり、
前記方向は前記第1の半導体部品の1つの辺に平行であり、
第1の開口および第2の開口が配置され、
前記接合面に対する平面視において、前記第1の範囲の全体は、前記第1の開口の中に位置し、前記第2の範囲の全体は、前記第2の開口の中に位置することを特徴とする半導体装置。 - 前記接合面に対する平面視において、前記第1の開口が有する少なくとも3つ以上の辺に前記第1の範囲が接し、前記第2の開口が有する少なくとも3つ以上の辺に前記第2の範囲が接することを特徴とする請求項1に記載の半導体装置。
- 半導体装置であって、
複数の第1の金属パッドが配置された第1の半導体部品と、
複数の第2の金属パッドが配置された第2の半導体部品と、を備え、
前記第1の半導体部品と前記第2の半導体部品とは、互いに接合面で接合するように互いに積層されており、
前記接合面には、夫々が、前記複数の第1の金属パッドの各々と前記複数の第2の金属パッドの各々とが互いに接合した、複数の接合部が配置されており、
前記接合面を含む平面内には、直径10μm以上の円形の輪郭を有する第1の範囲と、直径10μm以上の円形の輪郭を有する第2の範囲と、を規定可能であり、
前記第1の範囲および前記第2の範囲のそれぞれの内部に、前記複数の接合部のいずれをも含まず、
前記第1の範囲と前記第2の範囲との間に、前記複数の接合部の少なくとも一部が位置し、
前記複数の接合部は、前記第1の範囲と前記第2の範囲との間において、
前記第1の範囲および前記第2の範囲を通り、かつ、前記第1の範囲の中心と第2の範囲の中心を結ぶ方向に平行な任意の直線が、前記複数の接合部のうちの少なくとも1つの接合部に交差するように配置され、
前記第1の範囲と前記第2の範囲との中心間の距離が10μm以上1000μm以下であり、
第1の開口および第2の開口が配置され、
前記接合面に対する平面視において、前記第1の開口が有する少なくとも3つ以上の辺に前記第1の範囲が接し、前記第2の開口が有する少なくとも3つ以上の辺に前記第2の範囲が接することを特徴とする半導体装置。 - アライメントマークを有し、
前記第1の開口および前記第2の開口の少なくとも一方は前記アライメントマークを露出するために配置されることを特徴とする請求項1乃至3の何れか1項に記載の半導体装置。 - 第1のボンディングパッドおよび第2のボンディングパッドを有し、
前記第1の開口は前記第1のボンディングパッドを露出するために配置され、
前記第2の開口は前記第2のボンディングパッドを露出するために配置されることを特徴とする請求項1乃至3の何れか1項に記載の半導体装置。 - 前記第1の半導体部品は、前記第1のボンディングパッドおよび前記第2のボンディングパッドを有し、
前記第2の半導体部品に、前記第1の開口および前記第2の開口が形成されており、
前記第1の範囲の全体は、前記第1の開口の中に位置し、前記第2の範囲の全体は、前記第2の開口の中に位置することを特徴とする請求項5に記載の半導体装置。 - 前記複数の接合部の少なくとも1つは、電力供給及び信号伝送の何れにも使用されないことを特徴とする請求項1乃至6の何れか1項に記載の半導体装置。
- 前記第1の範囲の前記輪郭および前記第2の範囲の前記輪郭はそれぞれ、直径100μm以下の円形であることを特徴とする請求項1乃至7の何れか1項に記載の半導体装置。
- 前記第1の範囲の前記輪郭および前記第2の範囲の前記輪郭は互いに合同であることを特徴とする請求項1乃至8の何れか1項に記載の半導体装置。
- 前記複数の接合部のうちの少なくとも1つの接合部は、直径10μmの円形の輪郭を有する範囲に収まる形状であることを特徴とする請求項1乃至8の何れか1項に記載の半導体装置。
- 前記複数の接合部のうちの少なくとも1つの接合部は、直径1μmの円形の輪郭を有する範囲に収まらない形状であることを特徴とする請求項10に記載の半導体装置。
- 前記第1の半導体部品は、前記1つの辺に直交する方向において、前記第1の範囲と前記1つの辺との間と、前記第2の範囲と前記1つの辺との間とに、前記複数の第1の金属パッドの一部を含むことを特徴とする請求項1、2、又は請求項1に従属する請求項4乃至11の何れか1項に記載の半導体装置。
- 前記第1の半導体部品は、前記1つの辺に直交する方向において、前記第1の範囲と前記1つの辺との間と、前記第2の範囲と前記1つの辺との間との何れにも金属パッドを含まないことを特徴とする請求項1、2、又は請求項1に従属する請求項4乃至11の何れか1項に記載の半導体装置。
- 前記第1の範囲および前記第2の範囲を通り前記方向に平行な前記任意の直線が、前記複数の接合部のうちの少なくとも2つの接合部に交差することを特徴とする請求項1乃至13の何れか1項に記載の半導体装置。
- 前記第1の範囲と前記第2の範囲との間において、前記第1の範囲および前記第2の範囲を通る任意の直線が前記複数の接合部のうちの何れかに交差することを特徴とする請求項1乃至14の何れか1項に記載の半導体装置。
- 前記第1の範囲の前記輪郭および前記第2の範囲の前記輪郭はそれぞれ、直径50μmの円形であることを特徴とする請求項1乃至15の何れか1項に記載の半導体装置。
- 第1の半導体部品には光電変換部が設けられており、第2の半導体部品には前記光電変換部の電荷に基づく信号を処理する信号処理部が設けられていることを特徴とする請求項1乃至16の何れか1項に記載の半導体装置。
- 請求項1乃至17のいずれか1項に記載の半導体装置と、
前記半導体装置に対応する光学装置、
前記半導体装置を制御する制御装置、
前記半導体装置から得られた情報を処理する処理装置、
前記半導体装置から得られた情報を表示する表示装置、
前記半導体装置から得られた情報を記憶する記憶装置、および
前記半導体装置から得られた情報に基づいて動作する機械装置、
の6つのうちの少なくともいずれかと、を備える機器。 - 半導体ウエハであって、
複数の金属パッドが配置され、別の半導体ウエハと前記複数の金属パッドを介して接合するための接合面を備え、
前記接合面を含む平面内には、直径10μm以上の円形の輪郭を有する第1の範囲と、直径10μm以上の円形の輪郭を有する第2の範囲と、を規定可能であり、
前記第1の範囲および前記第2の範囲のそれぞれの内部に、前記複数の金属パッドのいずれをも含まず、
前記第1の範囲と前記第2の範囲との間に、前記複数の金属パッドの少なくとも一部が位置し、
前記複数の金属パッドは、前記第1の範囲と前記第2の範囲との間において、
前記第1の範囲および前記第2の範囲を通り、かつ、前記半導体ウエハの端面に平行な任意の直線が、前記複数の金属パッドのうちの少なくとも1つの金属パッドに交差するように配置され、
前記第1の範囲と前記第2の範囲との中心間の距離が10μm以上1000μm以下であり、
前記第1の範囲の中心と第2の範囲の中心を結ぶ方向は前記半導体ウエハの端面に平行であり、
第1の開口および第2の開口が前記別の半導体ウエハに配置され、
前記接合面に対する平面視において、前記第1の範囲の全体は、前記第1の開口の中に位置し、前記第2の範囲の全体は、前記第2の開口の中に位置することを特徴とする半導体ウエハ。 - 前記第1の範囲の前記輪郭および前記第2の範囲の前記輪郭はそれぞれ、直径100μm以下の円形であることを特徴とする請求項19に記載の半導体ウエハ。
- 前記第1の範囲と前記第2の範囲との間において、前記第1の範囲および前記第2の範囲を通る任意の直線が前記複数の金属パッドのうちの何れかに交差することを特徴とする請求項19又は20に記載の半導体ウエハ。
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