JP2004199849A - 入/出力の帯域幅を調節可能なメモリ装置 - Google Patents
入/出力の帯域幅を調節可能なメモリ装置 Download PDFInfo
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- JP2004199849A JP2004199849A JP2003297754A JP2003297754A JP2004199849A JP 2004199849 A JP2004199849 A JP 2004199849A JP 2003297754 A JP2003297754 A JP 2003297754A JP 2003297754 A JP2003297754 A JP 2003297754A JP 2004199849 A JP2004199849 A JP 2004199849A
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- 239000000872 buffer Substances 0.000 claims abstract description 64
- 238000003491 array Methods 0.000 claims description 2
- 230000003213 activating effect Effects 0.000 claims 2
- 239000004065 semiconductor Substances 0.000 abstract description 3
- 230000004913 activation Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 34
- 230000007423 decrease Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
- G11C7/1006—Data managing, e.g. manipulating data before writing or reading out, data bus switches or control circuits therefor
-
- 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
- G11C11/22—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using ferroelectric elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/02—Detection or location of defective auxiliary circuits, e.g. defective refresh counters
- G11C29/022—Detection or location of defective auxiliary circuits, e.g. defective refresh counters in I/O circuitry
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/02—Detection or location of defective auxiliary circuits, e.g. defective refresh counters
- G11C29/023—Detection or location of defective auxiliary circuits, e.g. defective refresh counters in clock generator or timing circuitry
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/02—Detection or location of defective auxiliary circuits, e.g. defective refresh counters
- G11C29/028—Detection or location of defective auxiliary circuits, e.g. defective refresh counters with adaption or trimming of parameters
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
- G11C29/50—Marginal testing, e.g. race, voltage or current testing
- G11C29/50012—Marginal testing, e.g. race, voltage or current testing of timing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
- G11C7/1048—Data bus control circuits, e.g. precharging, presetting, equalising
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/22—Read-write [R-W] timing or clocking circuits; Read-write [R-W] control signal generators or management
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2207/00—Indexing scheme relating to arrangements for writing information into, or reading information out from, a digital store
- G11C2207/10—Aspects relating to interfaces of memory device to external buses
- G11C2207/108—Wide data ports
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Abstract
【解決手段】本発明に係る入/出力帯域幅を調節することができるメモリ装置は、複数の入/出力ポートと一対一に連結された複数のデータ入/出力バッファ、前記複数のデータ入/出力バッファと複数のセンスアンプアレイを連結する複数のスイッチを含むスイッチアレイ、及び外部制御信号を受信して前記それぞれのデータ入/出力バッファの活性化の可否、及び前記複数のスイッチのオン/オフ動作を制御するスイッチ制御部を含む。
【選択図】図1
Description
12 カラム選択制御部
13 メインビットライン負荷制御部
21 データバス部
30 センスアンプアレイ
31、510 下位バイト領域
32、520 上位バイト領域
100 セルアレイブロック
110 サブセルブロック
200 カラムディコーダ
300 スイッチ制御部
400 スイッチアレイ
410 第1のスイッチ
420 第2のスイッチ
430 第3のスイッチ
500 データ入/出力バッファ
600、610、620 データパッド
Claims (9)
- 複数の入/出力ポートと一対一に連結された複数のデータ入/出力バッファと、これら複数のデータ入/出力バッファを複数のセンスアンプアレイに連結する複数のスイッチを含むスイッチアレイと、外部制御信号を受信して前記複数のデータ入/出力バッファの活性化の可否と前記複数のスイッチのオン/オフを制御するスイッチ制御部とを備えたことを特徴とするメモリ装置。
- 複数のデータビットを入/出力する1つの入/出力ポートが連結されたデータ入/出力バッファと、このデータ入/出力バッファと所定のデータビット単位でデータを処理するセンスアンプアレイとの間で前記データを伝達する複数のスイッチを含むスイッチアレイと、外部制御信号を受信して前記複数のスイッチのオン/オフを制御するスイッチ制御部とを備えたことを特徴とするメモリ装置。
- 複数のデータビットをそれぞれ入/出力することができる複数の入/出力ポートと一対一に連結された複数のデータ入/出力バッファと、これらデータ入/出力バッファと所定のデータビット単位でデータを処理するセンスアンプアレイとを連結する複数のスイッチを含むスイッチアレイと、外部制御信号を受信して前記複数のデータ入/出力バッファの活性化の可否と前記複数のスイッチのオン/オフを制御するスイッチ制御部とを備えたことを特徴とするメモリ装置。
- 下位バイト領域に属するデータ入/出力バッファと同下位バイト領域に属するセンスアンプアレイとを連結する複数の第1のスイッチ、下位バイト領域に属するデータ入/出力バッファと上位バイト領域に属するセンスアンプアレイとを連結する複数の第2のスイッチ、上位バイト領域に属するデータ入/出力バッファと同上位バイト領域に属するセンスアンプアレイとを連結する複数の第3のスイッチを含むスイッチアレイ、及び外部制御信号を受信して前記各データ入/出力バッファの活性化の可否と前記第1〜第3のスイッチのオン/オフを制御するスイッチ制御部とを備えたことを特徴とするメモリ装置。
- 前記スイッチ制御部は、前記外部制御信号に含まれた下位バイト信号が活性化されると前記第1のスイッチをオン状態にして入/出力ポートと連結された前記データ入/出力バッファの前記下位バイト領域を活性化し、前記外部制御信号に含まれた前記バイト信号が活性化されると前記第3のスイッチをオン状態にして入/出力ポートと連結された前記データ入/出力バッファの前記上位バイト領域を活性化することを特徴とする請求項4に記載のメモリ装置。
- 前記データ入/出力バッファの下位バイト領域は入/出力ポートと連結され、前記データ入/出力バッファの上位バイト領域は前記入/出力ポートと連結されていない状態にて、前記データ入/出力バッファの前記上位バイト領域と連結された端子ピンを介して提供される信号を、前記外部制御信号の1つとして用いることを特徴とする請求項4に記載のメモリ装置。
- 前記スイッチ制御部が、前記端子ピンを介して入力された制御信号が「0」であれば前記第1のスイッチを活性化し、前記端子ピンを介して入力された制御信号が「1」であれば前記第2のスイッチを活性化することを特徴とする請求項6に記載のメモリ装置。
- 前記スイッチ制御部が、前記外部制御信号に含まれたバイト信号が活性化された場合は、前記データ入/出力バッファの上位バイト領域を非活性化した後、前記端子ピンを介して入力された信号が「1」であれば第2のスイッチを活性化し、前記端子ピンを介して入力された信号が「0」であれば第1のスイッチを活性化し、
前記バイト信号が非活性化された場合は、前記外部制御信号に含まれた下位バイト信号が活性化されると前記第1のスイッチをオン状態にし、前記データ入/出力バッファの下位バイト領域を活性化し、前記外部制御信号に含まれた上位バイト信号が活性化されると前記第3のスイッチをオン状態にし、前記データ入/出力バッファの上位バイト領域を活性化することを特徴とする請求項4に記載のメモリ装置。 - 前記メモリ装置は強誘電体メモリ装置であり、ビットラインがメインビットラインとサブビットラインに二重化された構造であることを特徴とする請求項1〜請求項8のうち何れか1項に記載のメモリ装置。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2002-079722 | 2002-12-13 | ||
| KR10-2002-0079722A KR100527529B1 (ko) | 2002-12-13 | 2002-12-13 | 입출력 대역폭을 조절할 수 있는 메모리 장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2004199849A true JP2004199849A (ja) | 2004-07-15 |
| JP4789406B2 JP4789406B2 (ja) | 2011-10-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003297754A Expired - Fee Related JP4789406B2 (ja) | 2002-12-13 | 2003-08-21 | 入/出力の帯域幅を調節可能なメモリ装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US7006387B2 (ja) |
| JP (1) | JP4789406B2 (ja) |
| KR (1) | KR100527529B1 (ja) |
| CN (1) | CN100495708C (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011159375A (ja) * | 2010-01-29 | 2011-08-18 | Hynix Semiconductor Inc | 半導体メモリ装置 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100532471B1 (ko) | 2003-09-26 | 2005-12-01 | 삼성전자주식회사 | 입출력 데이터 위스 조절이 가능한 메모리 장치 및 그위스 조절 방법 |
| US8830716B2 (en) * | 2012-09-29 | 2014-09-09 | Intel Corporation | Intelligent far memory bandwith scaling |
| KR102791226B1 (ko) * | 2020-06-15 | 2025-04-07 | 에스케이하이닉스 주식회사 | 메모리 장치 및 이를 포함하는 메모리 시스템 |
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| JPS6369093A (ja) * | 1986-09-11 | 1988-03-29 | Fujitsu Ltd | 半導体メモリ装置 |
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| JP2000022010A (ja) * | 1998-06-30 | 2000-01-21 | Toshiba Corp | 半導体記憶装置 |
| JP2000076865A (ja) * | 1998-08-28 | 2000-03-14 | Kawasaki Steel Corp | 半導体記憶装置 |
| JP2001067900A (ja) * | 1999-07-23 | 2001-03-16 | Samsung Electronics Co Ltd | 外部からデータ入出力モードが制御可能な半導体メモリ装置 |
| JP2002208289A (ja) * | 2001-01-09 | 2002-07-26 | Fuji Xerox Co Ltd | 半導体記憶装置 |
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- 2003-07-30 US US10/629,671 patent/US7006387B2/en not_active Expired - Lifetime
- 2003-07-31 CN CNB031550193A patent/CN100495708C/zh not_active Expired - Fee Related
- 2003-08-21 JP JP2003297754A patent/JP4789406B2/ja not_active Expired - Fee Related
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2005
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| JPS62192085A (ja) * | 1986-02-18 | 1987-08-22 | Matsushita Electric Ind Co Ltd | ビツト処理回路 |
| JPS6369093A (ja) * | 1986-09-11 | 1988-03-29 | Fujitsu Ltd | 半導体メモリ装置 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011159375A (ja) * | 2010-01-29 | 2011-08-18 | Hynix Semiconductor Inc | 半導体メモリ装置 |
| US8599627B2 (en) | 2010-01-29 | 2013-12-03 | SK Hynix Inc. | Semiconductor memory apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| US20060072361A1 (en) | 2006-04-06 |
| JP4789406B2 (ja) | 2011-10-12 |
| US7663935B2 (en) | 2010-02-16 |
| KR20040052006A (ko) | 2004-06-19 |
| US20040114441A1 (en) | 2004-06-17 |
| US7006387B2 (en) | 2006-02-28 |
| CN100495708C (zh) | 2009-06-03 |
| CN1507058A (zh) | 2004-06-23 |
| KR100527529B1 (ko) | 2005-11-09 |
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