JP5131812B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
- Publication number
- JP5131812B2 JP5131812B2 JP2007027965A JP2007027965A JP5131812B2 JP 5131812 B2 JP5131812 B2 JP 5131812B2 JP 2007027965 A JP2007027965 A JP 2007027965A JP 2007027965 A JP2007027965 A JP 2007027965A JP 5131812 B2 JP5131812 B2 JP 5131812B2
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- Prior art keywords
- bonding
- bonding pad
- pad
- chip
- pads
- 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.)
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 96
- 239000000758 substrate Substances 0.000 claims abstract description 44
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 16
- 239000010931 gold Substances 0.000 claims description 5
- 229910052737 gold Inorganic materials 0.000 claims description 5
- 230000010354 integration Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 12
- 238000011179 visual inspection Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 239000000523 sample Substances 0.000 description 10
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
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- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Description
Claims (10)
- 基板表面に複数のボンディングリードを有する搭載基板と、
上記搭載基板の表面上に設けられ、チップ表面に複数の第1ボンディングパッドを有する第1半導体チップと、
上記搭載基板表面又は上記第1半導体チップ上に搭載され、チップ表面に複数の第2ボンディングパッド及び複数の第3ボンディングパッドを有する第2半導体チップと、
上記複数の第2ボンディングパッドと上記複数の第1ボンディングパッドとの対応するもの同士を接続する1ないし複数の第1ボンディングワイヤと、
上記複数の第3ボンディングパッドと上記複数のボンディングリードとの対応するもの同士を接続する1ないし複数の第2ボンディングワイヤとを有し、
上記第1ボンディングパッド及び第2ボンディングパッドは、上記第3ボンディングパッドと異なる形状を持ち、
上記第2ボンディングパッドと第3ボンディングパッドとは、それぞれに接続されるべき上記ボンディングリードと上記第1ボンディングパッドの配列に対応して混在して並べられて配置され、
上記第2ボンディングパッドと第3ボンディングパッドとの高さの差は、上記第2ボンディングパッドと第3ボンディングパッドの幅の差に比べて小さくされる半導体装置。 - 請求項1において、
上記第1ボンディングワイヤによる接続は、上記第2半導体チップに設けられた第2ボンディングパッドがファーストボンド部とされ、上記第1半導体チップに設けられた第1ボンディングパッドがセカンドボンド部とされ、
上記セカンドボンド部とされた第1ボンディングパッドと上記第1ボンディングワイヤのセカンドボンド端との間には、金ボールが存在する半導体装置。 - 請求項2において、
上記複数のボンディングリードと上記複数の第1ボンディングパッドとの対応するもの同士を接続する1ないし複数の第3ボンディングワイヤとを更に有し、
上記第3ボンディングワイヤによる接続は、上記第1半導体チップに設けられた第1ボンディングパッドがファーストボンド部とされ、上記ボンディングリードがセカンドボンド部とされ、
上記第2ボンディングワイヤによる接続は、上記第3ボンディングパッドがファーストボンド部とされ、上記ボンディングリードがセカンドボンド部とされる半導体装置。 - 請求項3において、
上記第2半導体チップは、マイクロプロセッサを含む半導体チップであり、
上記第1半導体チップは、上記マイクロプロセッサの動作に必要なデータの記憶を行うメモリチップである半導体装置。 - 請求項4において、
上記第1ボンディングパッド及び第2ボンディングパッドの高さと幅は、上記第3ボンディングワイヤ及び第1ボンディングワイヤにおけるファーストボンドで形成されるボールの直径に適合した長さを持つようにされ、
上記第3ボンディングパッドの幅は、上記第2ボンディングワイヤにおけるフォースボンドで形成されるボールの直径に適合した長さを持ち、上記第3ボンディングパッドの高さは、上記第2ボンディングワイヤにおけるフォーストボンドで形成されるボールの直径に適合した長さよりも長くされる半導体装置。 - 請求項5において、
上記第2ボンディングパッドの露出部の形状は、正方形とされ、
上記第3ボンディングパッドの露出部の形状は、上記第3ボンディングパッドと外観上の識別が可能な形状とされる半導体装置。 - 請求項6において、
上記第3ボンディングパッドの露出部の形状は、第3ボンディングパッド同士において外観上の識別が可能な形状とされる半導体装置。 - 請求項6において、
上記第3ボンディングパッドの露出部の形状は、隣接する第3ボンディングパッド同士においてチップ内側おいて切り込みが設けられた第1形状と、チップ外側において切り込みが設けられた第2形状が交互に配列される組み合わせとされる半導体装置。 - 請求項6において、
上記第3ボンディングパッドは、パッド開口幅の中点を基準にした開口より小さな第1マークと、パッド開口高さの中点を基準にした開口高さより小さな第2マークを有する半導体装置。 - 請求項9において、
上記第3ボンディングパッドの上記第1マークは、隣接する第3ボンディングパッド同士において開口部チップ内側に切り込みが設けられた第1形状と、開口部チップ外側に切り込みが設けられた第2形状の組み合わせとされ、
上記第3ボンディングパッドの上記第2マークは、開口部高さ方向のいずれかに切り込みが設けられた第3形状とされる半導体装置。
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US9117790B2 (en) * | 2012-06-25 | 2015-08-25 | Marvell World Trade Ltd. | Methods and arrangements relating to semiconductor packages including multi-memory dies |
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JPS62245655A (ja) * | 1986-04-18 | 1987-10-26 | Hitachi Ltd | 半導体装置 |
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