JP4309368B2 - 半導体記憶装置 - Google Patents
半導体記憶装置 Download PDFInfo
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- JP4309368B2 JP4309368B2 JP2005098027A JP2005098027A JP4309368B2 JP 4309368 B2 JP4309368 B2 JP 4309368B2 JP 2005098027 A JP2005098027 A JP 2005098027A JP 2005098027 A JP2005098027 A JP 2005098027A JP 4309368 B2 JP4309368 B2 JP 4309368B2
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- 239000004065 semiconductor Substances 0.000 title claims description 74
- 230000015654 memory Effects 0.000 claims description 165
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- 239000000758 substrate Substances 0.000 claims description 34
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 22
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- 238000011069 regeneration method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 32
- 238000000034 method Methods 0.000 description 20
- 230000003071 parasitic effect Effects 0.000 description 14
- 230000002457 bidirectional effect Effects 0.000 description 10
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- 208000035795 Hypocalcemic vitamin D-dependent rickets Diseases 0.000 description 5
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- 101000597193 Homo sapiens Telethonin Proteins 0.000 description 4
- 102100035155 Telethonin Human genes 0.000 description 4
- 230000000295 complement effect Effects 0.000 description 4
- 101100018377 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) ICS3 gene Proteins 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C8/00—Arrangements for selecting an address in a digital store
- G11C8/12—Group selection circuits, e.g. for memory block selection, chip selection, array selection
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/4074—Power supply or voltage generation circuits, e.g. bias voltage generators, substrate voltage generators, back-up power, power control circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/409—Read-write [R-W] circuits
- G11C11/4096—Input/output [I/O] data management or control circuits, e.g. reading or writing circuits, I/O drivers or bit-line switches
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/02—Disposition of storage elements, e.g. in the form of a matrix array
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/02—Disposition of storage elements, e.g. in the form of a matrix array
- G11C5/04—Supports for storage elements, e.g. memory modules; Mounting or fixing of storage elements on such supports
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/50—Tape automated bonding [TAB] connectors, i.e. film carriers; Manufacturing methods related thereto
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Databases & Information Systems (AREA)
- Dram (AREA)
- Static Random-Access Memory (AREA)
Description
101 ベース基板
101a ベース基板上のパッド
110〜113 メモリチップ
110a メモリチップ上のパッド
120,220 インターフェースチップ
130〜133 テープ
320 インターフェース機能を持ったメモリチップ
ABR 活性バンクレジスタ
CA コマンド・アドレス外部端子群
CAB コマンド・アドレスバス
CAP,ECAP,ICAP コマンド・アドレスパッド
CDC コマンドデコーダ
CS チップ選択信号外部端子
CSG チップ選択信号発生回路
CSP,ECSP,ICSP チップ選択信号パッド
DEC デコーダ
DLL クロック再生回路
DQ データ入出力外部端子群
DQB データバス
DQP,EDQP,IDQP データ入出力パッド
DSG ストローブ信号発生回路
ESD 静電保護素子
EXB ボール電極
INB 入力バッファ
INW 内部配線
L ラッチ回路
MA メモリアレイ
MR モードレジスタ
MUX 双方向マルチプレクサ
OB 出力バッファ
OBV インピーダンス可変出力バッファ
PERI 周辺回路領域
REP 双方向リピータ
RT 終端抵抗
SEL セレクタ
TCAP テスト用コマンド・アドレスパッド
TDQP テスト用データ入出力パッド
VRG 降圧回路
VS 電源外部端子群
VSP 電源パッド
Claims (13)
- コマンド信号及びアドレス信号が供給されるコマンド・アドレス外部端子群、データ信号の授受を行うデータ入出力外部端子群、並びに、単一のチップ選択外部端子を有するベース基板と、
前記ベース基板上に積層され、それぞれ単独で読み出し動作及び書き込み動作が可能な複数のメモリチップとを備え、
前記コマンド・アドレス外部端子群を構成する複数の端子、前記データ外部端子群を構成する複数の端子、並びに、前記単一のチップ選択外部端子は、いずれも、インターフェース機能を有する単一のチップに接続されており、
前記インターフェース機能を有する単一のチップは、少なくとも、前記コマンド・アドレス外部端子群を介して供給される前記アドレス信号及び前記チップ選択外部端子を介して供給される前記チップ選択信号に基づいて、前記複数のメモリチップを個別に活性化可能なチップ選択信号発生回路を有し、
前記チップ選択信号発生回路は、活性化コマンドが入力された場合、前記コマンド・アドレス外部端子群を介して供給される前記アドレス信号のうち、バンクアドレスとは異なる部分に基づいて、前記複数のメモリチップのいずれか一つを活性化するとともに、前記バンクアドレスにより選択されたバンクと活性化させるべきメモリチップとの関係を記憶する活性バンクレジスタを含んでいることを特徴とする半導体記憶装置。 - 前記インターフェース機能を有する単一のチップは、前記複数のメモリチップとは異なるインターフェースチップであることを特徴とする請求項1に記載の半導体記憶装置。
- 前記インターフェース機能を有する単一のチップは、前記複数のメモリチップのいずれか一つのチップであることを特徴とする請求項1に記載の半導体記憶装置。
- 前記インターフェース機能を有する単一のチップと前記複数のメモリチップとの間における前記コマンド信号、前記アドレス信号及び前記データ信号の少なくとも一部の信号の送信を、前記複数のメモリチップに対して共通接続された配線を介して行うことを特徴とする請求項1乃至3のいずれか1項に記載の半導体記憶装置。
- 前記インターフェース機能を有する単一のチップと前記複数のメモリチップとの間における前記コマンド信号、前記アドレス信号及び前記データ信号の少なくとも一部の信号の送信を、前記複数のメモリチップに対してそれぞれ個別に接続された配線を介して行うことを特徴とする請求項1乃至4のいずれか1項に記載の半導体記憶装置。
- 前記チップ選択信号発生回路は、前記コマンド・アドレス外部端子群を介して、前記バンクアドレスとともにリードコマンド又はライトコマンドが入力された場合、前記活性バンクレジスタを参照することによって、前記複数のメモリチップのいずれか一つを活性化させることを特徴とする請求項1乃至5のいずれか1項に記載の半導体記憶装置。
- 前記チップ選択信号発生回路は、リフレッシュコマンドが入力された場合、前記複数のメモリチップを順次活性化することを特徴とする請求項1乃至6のいずれか1項に記載の半導体記憶装置。
- 前記インターフェース機能を有する単一のチップにはクロック再生回路が含まれており、前記複数のメモリチップには、前記クロック再生回路により再生されたクロックが供給されることを特徴とする請求項1乃至7のいずれか1項に記載の半導体記憶装置。
- 前記インターフェース機能を有する単一のチップにはストローブ信号発生回路が含まれており、前記インターフェース機能を有する単一のチップは、前記ストローブ信号発生回路の出力に同期して、前記メモリチップから読み出したデータ信号を前記データ入出力外部端子群を介して出力することを特徴とする請求項1乃至8のいずれか1項に記載の半導体記憶装置。
- 前記インターフェース機能を有する単一のチップには、前記データ入出力外部端子群に接続された終端抵抗が含まれていることを特徴とする請求項1乃至9のいずれか1項に記載の半導体記憶装置。
- 前記複数のメモリチップはいずれもボンディングパッド領域を有しており、前記複数のメモリチップは、配線が形成されたテープを介して前記ベース基板に接続されていることを特徴とする請求項1乃至10のいずれか1項に記載の半導体記憶装置。
- 前記インターフェース機能を有する単一のチップに含まれる出力バッファのうち、前記複数のメモリチップに対して出力するための出力バッファには、高レベル側電源電圧として、外部から供給される高レベル側電源電圧よりも低い内部電源電圧が与えられ、低レベル側電源電圧として、外部から供給される低レベル側電源電圧よりも高い内部電源電圧が与えられることを特徴とする請求項1乃至11のいずれか1項に記載の半導体記憶装置。
- 前記複数のメモリチップはいずれも、実使用時に使用する通常パッドの他にテスト用パッドを有しており、前記テスト用パッドは、少なくともバッファ回路を介してメモリアレイに接続されており、前記通常パッドは、前記バッファ回路をバイパスして前記メモリアレイに接続されていることを特徴とする請求項1乃至12のいずれか1項に記載の半導体記憶装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005098027A JP4309368B2 (ja) | 2005-03-30 | 2005-03-30 | 半導体記憶装置 |
CN200610071011.4A CN100570738C (zh) | 2005-03-30 | 2006-03-30 | 具有多个层叠的存储芯片的半导体存储器件 |
US11/392,805 US7466577B2 (en) | 2005-03-30 | 2006-03-30 | Semiconductor storage device having a plurality of stacked memory chips |
Applications Claiming Priority (1)
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JP2005098027A JP4309368B2 (ja) | 2005-03-30 | 2005-03-30 | 半導体記憶装置 |
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JP2006277870A JP2006277870A (ja) | 2006-10-12 |
JP4309368B2 true JP4309368B2 (ja) | 2009-08-05 |
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JP2005098027A Expired - Fee Related JP4309368B2 (ja) | 2005-03-30 | 2005-03-30 | 半導体記憶装置 |
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US (1) | US7466577B2 (ja) |
JP (1) | JP4309368B2 (ja) |
CN (1) | CN100570738C (ja) |
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JPH09504654A (ja) * | 1993-08-13 | 1997-05-06 | イルビン センサーズ コーポレーション | 単一icチップに代わるicチップ積層体 |
US5561622A (en) * | 1993-09-13 | 1996-10-01 | International Business Machines Corporation | Integrated memory cube structure |
JP2001110978A (ja) | 1999-10-04 | 2001-04-20 | Seiko Epson Corp | 半導体装置の実装構造 |
US6683372B1 (en) * | 1999-11-18 | 2004-01-27 | Sun Microsystems, Inc. | Memory expansion module with stacked memory packages and a serial storage unit |
JP3822768B2 (ja) * | 1999-12-03 | 2006-09-20 | 株式会社ルネサステクノロジ | Icカードの製造方法 |
JP3768761B2 (ja) * | 2000-01-31 | 2006-04-19 | 株式会社日立製作所 | 半導体装置およびその製造方法 |
JP3980807B2 (ja) | 2000-03-27 | 2007-09-26 | 株式会社東芝 | 半導体装置及び半導体モジュール |
KR100468761B1 (ko) * | 2002-08-23 | 2005-01-29 | 삼성전자주식회사 | 분할된 시스템 데이터 버스에 연결되는 메모리 모듈을구비하는 반도체 메모리 시스템 |
JP4419049B2 (ja) * | 2003-04-21 | 2010-02-24 | エルピーダメモリ株式会社 | メモリモジュール及びメモリシステム |
JP4205553B2 (ja) * | 2003-11-06 | 2009-01-07 | エルピーダメモリ株式会社 | メモリモジュール及びメモリシステム |
US7200021B2 (en) * | 2004-12-10 | 2007-04-03 | Infineon Technologies Ag | Stacked DRAM memory chip for a dual inline memory module (DIMM) |
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US20060233012A1 (en) | 2006-10-19 |
CN100570738C (zh) | 2009-12-16 |
US7466577B2 (en) | 2008-12-16 |
CN1841551A (zh) | 2006-10-04 |
JP2006277870A (ja) | 2006-10-12 |
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