JP2006156909A - マルチチップモジュール - Google Patents
マルチチップモジュール Download PDFInfo
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- JP2006156909A JP2006156909A JP2004349016A JP2004349016A JP2006156909A JP 2006156909 A JP2006156909 A JP 2006156909A JP 2004349016 A JP2004349016 A JP 2004349016A JP 2004349016 A JP2004349016 A JP 2004349016A JP 2006156909 A JP2006156909 A JP 2006156909A
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Abstract
【解決手段】 搭載基板の表面上に第1半導体チップを面付けし、かかる第1半導体チップ上に搭載され、周辺部にボンディングパッドが設けられた第1半導体メモリチップと、上記第1半導体メモリチップ表面の上記ボンディングパッドが形成される部分を含む所定エリアを除いた部分に搭載された第1スペーサ上に上記第1半導体メモリチップと同じ記憶容量で同一の回路機能を有し、同じ向きに搭載された第2半導体メモリチップが搭載されることを前提とし、上記搭載基板表面部に、上記第1半導体メモリチップ及び第2半導体メモリチップの選択信号が供給されるボンディングパッドに対応して別々に設けられた電極と、かかる選択信号を除いて同じ信号がそれぞれに供給される複数のボンディングパッドに対応して共通に設けられた複数の電極を設ける。
【選択図】 図1
Description
Claims (7)
- 搭載基板の表面上に面付けされた第1半導体チップと、
上記第1半導体チップ上に搭載され、チップ表面の周辺部にボンディングパッドが設けられた第1半導体メモリチップと、
上記第1半導体メモリチップ表面の上記ボンディングパッドが形成される部分を含む所定エリアを除いた部分に搭載された第1スペーサ上に上記第1半導体メモリチップと同じ記憶容量で同一の回路機能を有し、同じ向きに搭載された第2半導体メモリチップが搭載されることを前提とし、上記搭載基板表面部に設けられ、上記第1半導体メモリチップ及び第2半導体メモリチップの選択信号が供給されるボンディングパッドに対応して別々に設けられた電極と、かかる選択信号を除いて同じ信号がそれぞれに供給される複数のボンディングパッドに対応して共通に設けられた複数の電極とを備えてなることを特徴とするマルチチップモジュール。 - 請求項1において、
上記第1半導体メモリチップのみを搭載したマルチチップモュールと、上記第1半導体メモリチップ及び第2半導体メモリチップとの両方を搭載したマルチチップモュールとは別品種のマルチチップモュールとされることを特徴とするマルチチップモュール。 - 請求項2において、
上記第1半導体チップ上に背中合わせで搭載され、チップ表面の周辺部にボンディングパッドが設けられた第2半導体チップを更に備え、
かかる第2半導体チップ上に第2スペーサを介して上記第1半導体メモリチップが搭載されることを特徴とするマルチチップモジュール。 - 請求項3において、
上記第1半導体メモリチップ及び第2半導体メモリチップの裏面は、第1半導体メモリチップ及び第2半導体メモリチップをそれぞれに対応した上記第1及び第2スペーサの表面に固着するダイボンドフィルムが設けられて電気絶縁性を有するものとされることを特徴とするマルチチップモジュール。 - 請求項4において、
上記第1半導体メモリチップ及び第2半導体メモリチップは、上記第1半導体チップ又は第2半導体チップよりもチップの厚みが厚く形成されてなることを特徴とするマルチチップモュール。 - 請求項5において、
上記第1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2半導体チップは、電気的に消去が可能とされ、不揮発性メモリセルに記憶情報を記録するメモリチップであり、
上記第1及び第2半導体メモリチップは、ダイナミック型メモリセルに記憶情報を記憶するメモリチップであることを特徴とするマルチチップモジュール。 - 請求項6において、
上記選択信号は、上記第1半導体チップから上記第1半導体メモリチップと第2半導体メモリチップに供給されるものであり、上記搭載基板には上記選択信号を伝える信号経路が存在しないことを特徴とするマルチチップモジュール。
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