JP5881833B2 - パッケージ基板へのワイヤボンドのないアセンブリのスタブ最小化 - Google Patents
パッケージ基板へのワイヤボンドのないアセンブリのスタブ最小化 Download PDFInfo
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- JP5881833B2 JP5881833B2 JP2014534608A JP2014534608A JP5881833B2 JP 5881833 B2 JP5881833 B2 JP 5881833B2 JP 2014534608 A JP2014534608 A JP 2014534608A JP 2014534608 A JP2014534608 A JP 2014534608A JP 5881833 B2 JP5881833 B2 JP 5881833B2
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- G11C5/063—Voltage and signal distribution in integrated semi-conductor memory access lines, e.g. word-line, bit-line, cross-over resistance, propagation delay
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Description
本出願は、2012年4月4日に出願された米国特許出願第13/439,286号の継続出願である。この米国特許出願は、2012年2月17日に出願された米国仮特許出願第61/600,361号と、2011年10月3日に出願された米国仮特許出願第61/542,488号及び第61/542,553号との出願日の利益を主張する。これらの米国仮特許出願の開示内容は、引用することによって本明細書の一部をなすものとする。
なお、出願当初の特許請求の範囲は以下の通りである。
請求項1:
超小型電子パッケージであって、
メモリ記憶アレイ機能を有する超小型電子素子であり、それぞれ前記超小型電子素子の面に沿った第1の方向に延在する、素子接点の1つ又は複数の列を有し、前記超小型電子素子の前記面に垂直な軸平面が、前記第1の方向に延在する直線に沿って前記超小型電子素子の前記面と交差し前記素子接点の前記1つ又は複数の列に対して中央に置かれるようになっている、超小型電子素子と、
対向する第1の表面及び第2の表面と、前記素子接点に面し接合される前記第1の表面で露出した複数の基板接点とを有する基板と、
前記第1の方向に延在し前記基板の前記第2の表面で露出した、端子の複数の平行な列であって、前記端子は前記基板接点に電気的に接続され該超小型電子パッケージを該超小型電子パッケージの外部の部品と接続するよう構成される、端子の複数の平行な列と
を備え、
前記端子は、前記基板の前記第2の表面の中央領域において露出した第1の端子を含み、前記第1の端子は、前記超小型電子素子内のメモリ記憶アレイの利用できるアドレス可能なメモリ位置すべての中からアドレス可能なメモリ位置を決定するのに該超小型電子パッケージ内の回路が使用することができるアドレス情報を運ぶよう構成され、
前記中央領域は、前記第1の方向を横切る前記基板の前記第2の表面に沿った第2の方向の幅を有し、前記中央領域の前記幅は、前記端子の前記平行な列のうちの任意の2つの隣接する列の間の最小ピッチの3.5倍以下であり、前記軸平面は前記中央領域と交差している
超小型電子パッケージ。
請求項2:
前記超小型電子素子は、いかなる他の機能よりも多くの数の、メモリ記憶アレイ機能を提供する能動素子を具体化している、請求項1に記載の超小型電子パッケージ。
請求項3:
前記第1の端子は、前記アドレス可能なメモリ位置を決定するのに該超小型電子パッケージ内の前記回路が使用することができる前記アドレス情報のすべてを運ぶよう構成される、請求項1に記載の超小型電子パッケージ。
請求項4:
前記第1の端子は、前記超小型電子素子の動作モードを制御する情報を運ぶよう構成される、請求項1に記載の超小型電子パッケージ。
請求項5:
前記第1の端子は、該超小型電子パッケージに転送されるコマンド信号のすべてを運ぶよう構成され、前記コマンド信号は、ライトイネーブル、行アドレスストローブ、及び列アドレスストローブ信号である、請求項4に記載の超小型電子パッケージ。
請求項6:
前記第1の端子は、該超小型電子パッケージに転送されるクロック信号を運ぶよう構成され、該超小型電子パッケージは、前記クロック信号を用いて、前記アドレス情報を運ぶ前記端子で受け取られる信号をサンプリングするよう構成される、請求項1に記載の超小型電子パッケージ。
請求項7:
前記第1の端子は、該超小型電子パッケージに転送されるバンクアドレス信号のすべてを運ぶよう構成される、請求項1に記載の超小型電子パッケージ。
請求項8:
前記第1の端子は、前記端子の列のうちの2つを超えない列内に配置されている、請求項1に記載の超小型電子パッケージ。
請求項9:
前記第1の端子は、前記端子の列のうちの単一の列内に配置されている、請求項1に記載の超小型電子パッケージ。
請求項10:
前記第1の端子に接続される前記素子接点は、素子接点の単一の列内に配置されている、請求項9に記載の超小型電子パッケージ。
請求項11:
前記素子接点は、前記超小型電子素子の前面で露出した再分配接点を含み、再分配接点のそれぞれは、トレース又はビアのうちの少なくとも1つを介して前記超小型電子素子の接点パッドに電気的に接続され、前記再分配接点のうちの少なくともいくつかは、前記超小型電子素子の前記面に沿った少なくとも1つの方向に前記素子接点からずれている、請求項1に記載の超小型電子パッケージ。
請求項12:
前記基板は、対向する前記第1の表面及び第2の表面の間にそれぞれ延在する、対向する第1の縁及び第2の縁を有し、前記第1の縁及び前記第2の縁は前記第1の方向に延在し、前記第2の表面はそれぞれ前記第1の縁及び前記第2の縁に隣接する第1の周辺領域及び第2の周辺領域を有し、前記中央領域は前記第1の周辺領域と前記第2の周辺領域とを分離し、
前記端子は、前記周辺領域のうちの少なくとも1つにおいて前記第2の表面で露出した複数の第2の端子を含み、前記第2の端子のうちの少なくともいくつかは、前記アドレス情報以外の情報を運ぶよう構成される、請求項1に記載の超小型電子パッケージ。
請求項13:
前記第2の端子のうちの少なくともいくつかはデータ信号を運ぶよう構成される、請求項12に記載の超小型電子パッケージ。
請求項14:
前記超小型電子素子は、前記基板接点に接合された接点をその上に有する第1の半導体チップと、前記基板の前記第1の表面から離れた前記第1の半導体チップの面の上に重なり前記第1の半導体チップと電気的に相互接続された、少なくとも1つの第2の半導体チップとを含む、請求項1に記載の超小型電子パッケージ。
請求項15:
前記第1のチップは、前記第1の端子から前記アドレス情報のうちの少なくともいくらかを受け取り、前記少なくとも1つの第2のチップに転送するように前記少なくともいくらかのアドレス情報を再生するよう構成され、前記少なくとも1つの第2のチップは、いかなる他の機能よりも多くの数の、メモリ記憶アレイ機能を提供する能動素子を具体化している、請求項14に記載の超小型電子パッケージ。
請求項16:
前記第1の端子は前記超小型電子素子の動作モードを制御する情報を運ぶよう構成され、前記第1のチップは前記動作モードを制御する前記情報の再生又は少なくとも部分的な復号化のうちの少なくとも一方を行うよう構成される、請求項14に記載の超小型電子パッケージ。
請求項17:
前記第1のチップは、前記少なくとも1つの第2のチップを前記第1のチップに電気的に接続する複数のスルーシリコンビアを含む、請求項15に記載の超小型電子パッケージ。
請求項18:
前記第1のチップと前記少なくとも1つの第2のチップとの間の前記電気的相互接続のうちの少なくともいくつかはワイヤボンドを介している、請求項15に記載の超小型電子パッケージ。
請求項19:
前記少なくとも1つの第2のチップは、前記第1のチップの表面で露出した第1の接点に面し接合される、前記第2のチップの表面で露出した第2の接点のフリップチップ電気的相互接続を介して、前記第1のチップに電気的に相互接続され、前記第1のチップの前記表面は、前記基板の前記第1の表面から離れるほうを向いている、請求項15に記載の超小型電子パッケージ。
請求項20:
前記第1のチップは、第2のチップのそれぞれに転送するように前記第1の端子で受け取られる前記アドレス情報のうちの少なくともいくらかをバッファするよう構成され、第2のチップのそれぞれは、前記第1チップ及び前記第2のチップのうちの別のチップに転送するように前記アドレス情報をバッファするよう構成されていない、請求項19に記載の超小型電子パッケージ。
請求項21:
前記第1のチップは、第2のチップのそれぞれに転送するように前記第1の端子で受け取られる前記アドレス情報を少なくとも部分的に復号化するよう構成され、第2のチップのそれぞれは前記アドレス情報を完全に復号化するよう構成されてない、請求項19に記載の超小型電子パッケージ。
請求項22:
前記第2の半導体チップは複数のスタックした第2の半導体チップである、請求項21に記載の超小型電子パッケージ。
請求項23:
前記第1のチップのうちの少なくともいくつかのチップと前記少なくとも1つの第2のチップとは複数のスルーシリコンビアによって互いに電気的に接続されている、請求項14に記載の超小型電子パッケージ。
請求項24:
前記少なくとも1つの第2のチップのうちの少なくとも1つは、前記第1のチップ又は前記少なくとも1つの第2のチップのうちの別のもののうちの少なくとも一方に転送するように、その接点で受け取られる情報の部分的な若しくは完全な復号化、又はその前記接点で受け取られる情報の再生のうちの少なくとも一方を行うよう構成される、請求項14に記載の超小型電子パッケージ。
請求項25:
前記第1のチップと前記第2のチップとの間の前記電気的相互接続のうちの少なくともいくつかは、前記超小型電子素子の少なくとも1つの縁に沿って延在する導電性トレースを介している、請求項14に記載の超小型電子パッケージ。
請求項26:
前記第1のチップと前記第2のチップとの間の前記電気的相互接続のうちの少なくともいくつかはワイヤボンドを介しており、前記少なくとも1つの第2のチップの面は前記第1のチップから離れるほうを向き、前記ワイヤボンドのうちの少なくともいくつかは、前記第1のチップを前記少なくとも1つの第2のチップの前記面で露出した接点と接続している、請求項14に記載の超小型電子パッケージ。
請求項27:
前記第1のチップと前記第2のチップの間の前記電気的相互接続のうちの少なくともいくつかはワイヤボンドを介しており、前記少なくとも1つの第2のチップの面は前記第1のチップのほうを向き、前記ワイヤボンドのうちの少なくともいくつかは、前記第1のチップを前記少なくとも1つの第2のチップの前記面で露出した接点と接続している、請求項26に記載の超小型電子パッケージ。
請求項28:
前記第1のチップ又は前記少なくとも1つの第2のチップのうちの少なくとも1つはダイナミックランダムアクセスメモリ(「DRAM」)記憶アレイを含む、請求項14に記載の超小型電子パッケージ。
請求項29:
前記第1のチップ又は前記少なくとも1つの第2のチップのうちの少なくとも1つは、NANDフラッシュ、RRAM(抵抗変化型RAM)、スタティックランダムアクセスメモリ(SRAM)、PCM(相変化メモリ)、MRAM(磁気ランダムアクセスメモリ)、スピントルクRAM、又は連想メモリの技術において実施される、請求項14に記載の超小型電子パッケージ。
請求項30:
超小型電子パッケージであって、
メモリ記憶アレイ機能を有する超小型電子素子であり、前記超小型電子素子の面に沿った第1の方向にそれぞれ延在する、素子接点の1つ又は複数の列を有し、前記超小型電子素子の前記面に垂直な軸平面が、前記第1の方向に延在する直線に沿って前記超小型電子素子の前記面と交差し前記素子接点の前記1つ又は複数の列に対して中央に置かれるようになっている、超小型電子素子と、
対向する第1の表面及び第2の表面と、前記素子接点に面し接合される前記第1の表面で露出した複数の基板接点とを有する基板と、
前記基板の前記第2の表面で露出し前記第1の方向に延在する、端子の複数の平行な列であり、前記端子は前記基板接点に電気的に接続され該超小型電子パッケージを該超小型電子パッケージの外部の部品と接続するよう構成される、端子の複数の平行な列と、
を備え、
前記端子は、前記基板の前記第2の表面の中央領域において露出した第1の端子を含み、前記第1の端子は、前記超小型電子素子のメモリ記憶アレイの利用できるアドレス可能なメモリ位置すべての中からアドレス可能なメモリ位置を決定するのに該超小型電子パッケージ内の回路が使用することができるアドレス情報の大部分を運ぶよう構成され、
前記中央領域は、前記第1の方向を横切る前記基板の前記第2の表面に沿った第2の方向の幅を有し、前記中央領域の前記幅は、前記端子の前記平行な列のうちの任意の2つの隣接する列間の最小ピッチの3.5倍以下であり、前記軸平面は前記中央領域と交差している
超小型電子パッケージ。
請求項31:
前記第1の端子は、前記アドレス可能なメモリ位置を決定するのに前記パッケージ内の前記回路が使用することができる前記アドレス情報の少なくとも4分の3を運ぶよう構成される、請求項30に記載の超小型電子パッケージ。
Claims (11)
- 超小型電子パッケージであって、メモリ記憶アレイ機能を提供するために、いかなる他の機能よりも多くの数のアクティブデバイスを具体化している超小型電子素子であり、それぞれ前記超小型電子素子の面に沿った第1の方向に延在する、素子接点の1つ又は複数の列を有し、前記超小型電子素子の前記面に垂直な軸平面が、前記第1の方向に延在する直線に沿って前記超小型電子素子の前記面と交差し前記素子接点の前記1つ又は複数の列に対して中央に置かれるようになっている、超小型電子素子と、
対向する第1の表面及び第2の表面と、前記素子接点に面し接合される前記第1の表面において複数の基板接点とを有する基板と、
前記基板の前記第2の表面において前記第1の方向に延在する端子の複数の平行な列であって、前記端子は前記基板接点に電気的に接続され該超小型電子パッケージを該超小型電子パッケージの外部の部品と接続するよう構成される、端子の複数の平行な列と
を備え、
前記端子は、前記基板の前記第2の表面の中央領域において露出した第1の端子を含み、前記第1の端子は、前記超小型電子素子内のメモリ記憶アレイの利用できるアドレス可能なメモリ位置すべての中からアドレス可能なメモリ位置を決定するのに該超小型電子パッケージ内の回路が使用することができるアドレス情報を運ぶよう構成され、
前記中央領域は、前記第1の方向を横切る前記基板の前記第2の表面に沿った第2の方向の幅を有し、前記中央領域の前記幅は、前記端子の前記平行な列のうちの任意の2つの隣接する列の間の最小ピッチの3.5倍以下であり、前記軸平面は前記中央領域と交差している
超小型電子パッケージ。 - 前記第1の端子は、前記アドレス可能なメモリ位置を決定するのに該超小型電子パッケージ内の前記回路が使用することができる前記アドレス情報のすべてを運ぶよう構成される、請求項1に記載の超小型電子パッケージ。
- 前記第1の端子は、前記超小型電子素子の動作モードを制御する情報を運ぶよう構成される、請求項1に記載の超小型電子パッケージ。
- 前記第1の端子は、該超小型電子パッケージに転送されるコマンド信号のすべてを運ぶよう構成され、前記コマンド信号は、ライトイネーブル、行アドレスストローブ、及び列アドレスストローブ信号である、請求項3に記載の超小型電子パッケージ。
- 前記第1の端子は、該超小型電子パッケージに転送されるクロック信号を運ぶよう構成され、該超小型電子パッケージは、前記クロック信号を用いて、前記アドレス情報を運ぶ前記端子で受け取られる信号をサンプリングするよう構成される、請求項1に記載の超小型電子パッケージ。
- 前記第1の端子は、該超小型電子パッケージに転送されるバンクアドレス信号のすべてを運ぶよう構成される、請求項1に記載の超小型電子パッケージ。
- 前記第1の端子は、前記端子の列のうちの単一の列内に配置されている、請求項1に記載の超小型電子パッケージ。
- 前記基板は、対向する前記第1の表面及び第2の表面の間にそれぞれ延在する、対向する第1の縁及び第2の縁を有し、前記第1の縁及び前記第2の縁は前記第1の方向に延在し、前記第2の表面はそれぞれ前記第1の縁及び前記第2の縁に隣接する第1の周辺領域及び第2の周辺領域を有し、前記中央領域は前記第1の周辺領域と前記第2の周辺領域とを分離し、
前記端子は、前記周辺領域のうちの少なくとも1つにおいて前記第2の表面で露出した複数の第2の端子を含み、前記第2の端子のうちの少なくともいくつかは、前記アドレス情報以外の情報を運ぶよう構成され、前記第2の端子のうちの少なくともいくつかはデータ信号を運ぶよう構成される、請求項1に記載の超小型電子パッケージ。 - 前記超小型電子素子は、前記基板接点に接合された接点をその上に有する第1の半導体チップと、前記基板の前記第1の表面から離れた前記第1の半導体チップの面の上に重なり前記第1の半導体チップと電気的に相互接続された、少なくとも1つの第2の半導体チップとを含む、請求項1に記載の超小型電子パッケージ。
- 前記第1のチップは、前記第1の端子から前記アドレス情報のうちの少なくともいくらかを受け取り、前記少なくとも1つの第2のチップに転送するように前記少なくともいくらかのアドレス情報を再生するよう構成され、前記少なくとも1つの第2のチップは、いかなる他の機能よりも多くの数の、メモリ記憶アレイ機能を提供する能動素子を具体化している、請求項9に記載の超小型電子パッケージ。
- 前記第1のチップ又は前記少なくとも1つの第2のチップのうちの少なくとも1つは、NANDフラッシュ、RRAM(抵抗変化型RAM)、PCM(相変化メモリ)、MRAM(磁気ランダムアクセスメモリ)、スピントルクRAM、又は連想メモリの技術において実施される、請求項9に記載の超小型電子パッケージ。
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US13/439,286 US8525327B2 (en) | 2011-10-03 | 2012-04-04 | Stub minimization for assemblies without wirebonds to package substrate |
PCT/US2012/057554 WO2013052345A1 (en) | 2011-10-03 | 2012-09-27 | Stub minimization for assemblies without wirebonds to package substrate |
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