JP4828251B2 - 積層型半導体記憶装置及びその制御方法 - Google Patents
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Description
110a インターポーザ基板の一方の面
110b インターポーザ基板の他方の面
111 外部端子
120 インターフェースチップ
131〜139 コアチップ
140 内部端子
141 貫通電極
201〜208 メモリアレイ
211〜218 内部バス
221〜224 データ用貫通電極
231〜234 選択信号用貫通電極
241,242 スイッチ回路
241a,242a 制御ノード
251,252,261,262 AND回路
Claims (12)
- 複数のコアチップを含む複数の半導体チップが積層された積層型半導体記憶装置であって、
前記複数のコアチップにそれぞれ設けられた複数のメモリアレイと、前記複数のコアチップ間を相互に接続する複数のデータ用貫通電極と、アクセスが要求されたことに応答して、所定のデータ用貫通電極に対応する複数のメモリアレイを活性化させる活性化手段と、前記活性化手段によって活性化した複数のメモリアレイと前記所定のデータ用貫通電極とを順次接続する接続手段とを備えることを特徴とする積層型半導体記憶装置。 - 前記活性化手段は、同じコアチップに含まれる複数のメモリアレイを活性化させることを特徴とする請求項1に記載の積層型半導体記憶装置。
- 前記活性化手段は、異なるコアチップに含まれる複数のメモリアレイを活性化させることを特徴とする請求項1又は2に記載の積層型半導体記憶装置。
- 前記複数のコアチップ間を相互に接続する少なくとも一つの選択信号用貫通電極をさらに備え、
前記選択信号用貫通電極には、前記活性化手段によって活性化した複数のメモリアレイのうち、いずれのメモリアレイを前記所定のデータ用貫通電極と接続するかを選択する選択信号が供給されることを特徴とする請求項2又は3に記載の積層型半導体記憶装置。 - 前記少なくとも一つの選択信号用貫通電極は、第1及び第2の選択信号用貫通電極を含んでおり、
前記接続手段は、前記第1の選択信号用貫通電極を介して供給される選択信号が活性化したことに応答して、所定のコアチップに含まれる複数のメモリアレイのうち、活性化された第1のメモリアレイと前記所定のデータ用貫通電極とを接続し、前記第2の選択信号用貫通電極を介して供給される選択信号が活性化したことに応答して、前記所定のコアチップに含まれる複数のメモリアレイのうち、活性化された第2のメモリアレイと前記所定のデータ用貫通電極とを接続することを特徴とする請求項4に記載の積層型半導体記憶装置。 - 前記複数の半導体チップは、少なくとも前記コアチップに対する周辺回路が形成されたインターフェースチップを含んでおり、前記選択信号は前記インターフェースチップによって生成されることを特徴とする請求項4又は5のいずれか一項に記載の積層型半導体記憶装置。
- 前記接続手段を用いてデータを連続的に転送する間、前記所定のデータ用貫通電極とは異なるデータ用貫通電極を介して、前記データのパリティを転送することを特徴とする請求項1乃至6のいずれか一項に記載の積層型半導体記憶装置。
- それぞれ複数のメモリアレイを有する複数のコアチップが積層され、複数のデータ用貫通電極によって前記複数のコアチップ間が相互に接続された積層型半導体記憶装置の制御方法であって、
アクセスが要求されたことに応答して、所定のデータ用貫通電極に対応する複数のメモリアレイを活性化させる第1のステップと、前記活性化手段によって活性化した複数のメモリアレイと前記所定のデータ用貫通電極とを順次接続する第2のステップとを備えることを特徴とする積層型半導体記憶装置の制御方法。 - 前記第1のステップにおいては、前記所定のデータ用貫通電極に対応する前記複数のメモリアレイのうち、同じコアチップに含まれる複数のメモリアレイを活性化させることを特徴とする請求項8に記載の積層型半導体記憶装置の制御方法。
- 前記第1のステップにおいては、前記所定のデータ用貫通電極に対応する前記複数のメモリアレイのうち、異なるコアチップに含まれる複数のメモリアレイを活性化させることを特徴とする請求項8又は9に記載の積層型半導体記憶装置の制御方法。
- 前記第2のステップにおいてデータを連続的に転送する間、前記所定のデータ用貫通電極とは異なるデータ用貫通電極を介して、前記データのパリティを転送することを特徴とする請求項8乃至10のいずれか一項に記載の積層型半導体記憶装置の制御方法。
- それぞれ複数のメモリアレイを有する複数のコアチップが積層され、第1及び第2のデータ用貫通電極を含む複数のデータ用貫通電極によって前記複数のコアチップ間が相互に接続された積層型半導体記憶装置の制御方法であって、
前記第1のデータ用貫通電極を介して一連のデータを連続的に転送する第1のステップと、
前記第1のステップにおいてデータを連続的に転送する間、前記第2のデータ用貫通電極を介して、前記データのパリティを転送する第2のステップとを備えることを特徴とする積層型半導体記憶装置の制御方法。
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JP2006045263A JP4828251B2 (ja) | 2006-02-22 | 2006-02-22 | 積層型半導体記憶装置及びその制御方法 |
US11/708,579 US7763496B2 (en) | 2006-02-22 | 2007-02-21 | Stacked semiconductor memory device and control method thereof |
US12/785,031 US8076766B2 (en) | 2006-02-22 | 2010-05-21 | Stacked semiconductor memory device |
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