JP2005310345A - Ddrsdramのデータ入力装置及び方法 - Google Patents
Ddrsdramのデータ入力装置及び方法 Download PDFInfo
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- JP2005310345A JP2005310345A JP2004194279A JP2004194279A JP2005310345A JP 2005310345 A JP2005310345 A JP 2005310345A JP 2004194279 A JP2004194279 A JP 2004194279A JP 2004194279 A JP2004194279 A JP 2004194279A JP 2005310345 A JP2005310345 A JP 2005310345A
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/68—Operating devices or mechanisms, e.g. with electric drive
-
- 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
- G11C7/1078—Data input circuits, e.g. write amplifiers, data input buffers, data input registers, data input level conversion circuits
- G11C7/1087—Data input latches
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
- E06B9/82—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic
- E06B9/90—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic for immobilising the closure member in various chosen positions
-
- 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
- G11C7/1078—Data input circuits, e.g. write amplifiers, data input buffers, data input registers, data input level conversion circuits
-
- 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
- G11C7/1078—Data input circuits, e.g. write amplifiers, data input buffers, data input registers, data input level conversion circuits
- G11C7/1093—Input synchronization
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B2009/2405—Areas of differing opacity for light transmission control
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/26—Lamellar or like blinds, e.g. venetian blinds
- E06B9/262—Lamellar or like blinds, e.g. venetian blinds with flexibly-interconnected horizontal or vertical strips; Concertina blinds, i.e. upwardly folding flexible screens
- E06B2009/2622—Gathered vertically; Roman, Austrian or festoon blinds
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/78—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor for direct manual operation, e.g. by tassels, by handles
- E06B2009/785—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor for direct manual operation, e.g. by tassels, by handles by belts, straps, bands, tapes, cords, tassels
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Dram (AREA)
Abstract
【解決手段】データストローブ信号を分割して第1信号及び第2信号として出力するとともに、データストローブ信号をパルス形のデータストローブパルス信号として出力するデータストローブバッファと、第1信号及び第2信号で立ち上がりエッジ感知パルス信号と立ち下がりエッジ感知パルス信号を生成するデータストローブ信号分割部と、チップ外部からの入力データを立ち上がりエッジ感知パルス信号と立ち下がりエッジ感知パルス信号に応じて立ち上がりデータと立ち下がりデータに区分して生成するデータ入力手段と、データストローブパルス信号で、立ち上がりデータと立ち下がりデータが出力バスに伝達されることを制御するためのデータ入力ストローブパルス信号を生成する入力制御信号生成部と、データ入力ストローブパルス信号に応じて立ち上がりデータと立ち下がりデータを出力バスに伝達するグローバル入出力伝達部とを含む。
【選択図】図3
Description
120、220 データストローブ信号分割部
130、230 データ入力バッファ
141、241 立ち上がりデータラッチ
142、242 立ち下がりデータラッチ
150、250 データ整列部
160、260 グローバル入出力伝達部
170、270 入力制御信号生成部
Claims (3)
- データストローブ信号を分割して第1信号及び第2信号として出力するとともに、データストローブ信号をパルス形のデータストローブパルス信号として出力するデータストローブバッファと、
前記第1信号及び第2信号で立ち上がりエッジ感知パルス信号と立ち下がりエッジ感知パルス信号を生成するデータストローブ信号分割部と、
チップ外部からの入力データを前記立ち上がりエッジ感知パルス信号と前記立ち下がりエッジ感知パルス信号に応じて立ち上がりデータと立ち下がりデータに区分して生成するデータ入力手段と、
前記データストローブパルス信号で、前記立ち上がりデータと前記立ち下がりデータが出力バスに伝達されることを制御するためのデータ入力ストローブパルス信号を生成する入力制御信号生成部と、
前記データ入力ストローブパルス信号に応じて前記立ち上がりデータと前記立ち下がりデータを出力バスに伝達するグローバル入出力伝達部とを含むDDR SDRAMのデータ入力装置。 - 前記データ入力手段は、
入力端子からの前記入力データをバッファリングするデータ入力バッファと、
前記立ち上がりエッジ感知パルス信号に応じてデータ入力バッファからの入力データをラッチする立ち上がりデータラッチと、
前記立ち下がりエッジ感知パルス信号に応じて前記データ入力バッファからの前記入力データをラッチして前記立ち下がりデータとして出力する立ち下がりデータラッチと、
前記立ち下がりエッジ感知パルス信号に応じて前記立ち上がりデータラッチからのデータを前記立ち下がりデータと整列させて立ち上がりデータとして出力するデータ整列部とを含む請求項1記載のDDR SDRAMのデータ入力装置。 - データストローブ信号が入力されると、前記データストローブ信号をパルス形のデータストローブパルス信号として生成するとともに、立ち上がりエッジ感知パルス信号と立ち下がりエッジ感知パルス信号を生成する段階と、
前記立ち上がりエッジ感知パルス信号と立ち下がりエッジ感知パルス信号に応じて入力データを立ち上がりデータと立ち下がりデータに区分して出力する段階と、
前記データストローブパルス信号で、前記立ち上がりデータと前記立下りデータが出力バスに伝達されることを制御するためのデータ入力ストローブパルス信号を生成する段階と、
前記データ入力ストローブパルス信号に応じて前記立ち上がりデータと前記立ち下がりデータを出力バスに伝達する段階とを含むDDR SDRAMのデータ入力方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040027091A KR100624261B1 (ko) | 2004-04-20 | 2004-04-20 | 디디알 에스디램의 데이터 입력 장치 및 방법 |
Publications (1)
Publication Number | Publication Date |
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JP2005310345A true JP2005310345A (ja) | 2005-11-04 |
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Family Applications (1)
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JP2004194279A Pending JP2005310345A (ja) | 2004-04-20 | 2004-06-30 | Ddrsdramのデータ入力装置及び方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7050352B2 (ja) |
JP (1) | JP2005310345A (ja) |
KR (1) | KR100624261B1 (ja) |
TW (1) | TWI303830B (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7663943B2 (en) | 2007-06-08 | 2010-02-16 | Hynix Semiconductor Inc. | Semiconductor memory device and method for reading/writing data thereof |
US7668026B2 (en) | 2007-06-11 | 2010-02-23 | Hynix Semiconductor Inc. | Data I/O line control circuit and semiconductor integrated circuit having the same |
US7835218B2 (en) | 2007-09-04 | 2010-11-16 | Hynix Semiconductor Inc. | Semiconductor integrated circuit including bank selection control block |
US8050310B2 (en) | 2006-06-05 | 2011-11-01 | Hynix Semiconductor Inc. | Semiconductor device |
US8386737B2 (en) | 2009-08-18 | 2013-02-26 | Samsung Electronics Co., Ltd. | Memory devices and systems including write leveling operations and methods of performing write leveling operations in memory devices and systems |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100745402B1 (ko) * | 2006-02-24 | 2007-08-02 | 삼성전자주식회사 | 반도체 메모리 장치의 입력회로 및 그 제어 방법 |
KR100822578B1 (ko) * | 2006-04-18 | 2008-04-15 | 주식회사 하이닉스반도체 | 반도체 메모리 소자의 쓰기 장치 |
KR100784905B1 (ko) * | 2006-05-04 | 2007-12-11 | 주식회사 하이닉스반도체 | 반도체 메모리의 데이터 입력 장치 및 방법 |
KR100866130B1 (ko) * | 2006-09-29 | 2008-10-31 | 주식회사 하이닉스반도체 | 반도체 메모리 장치의 데이터 정렬 회로 및 데이터 정렬방법 |
KR100771551B1 (ko) * | 2006-10-17 | 2007-10-31 | 주식회사 하이닉스반도체 | 반도체 소자의 컬럼경로 제어신호 생성회로 및 컬럼경로제어신호 생성방법 |
US7593273B2 (en) * | 2006-11-06 | 2009-09-22 | Altera Corporation | Read-leveling implementations for DDR3 applications on an FPGA |
US7636875B2 (en) * | 2007-03-08 | 2009-12-22 | Texas Instruments Incorporated | Low noise coding for digital data interface |
KR100930401B1 (ko) * | 2007-10-09 | 2009-12-08 | 주식회사 하이닉스반도체 | 반도체 메모리 장치 |
KR100951657B1 (ko) * | 2007-11-23 | 2010-04-07 | 주식회사 하이닉스반도체 | 데이터 스트로브 버퍼 회로 및 이를 이용한 데이터 입력버퍼 장치 |
KR100956772B1 (ko) * | 2007-12-21 | 2010-05-12 | 주식회사 하이닉스반도체 | 링잉 방지 장치 |
KR20120097983A (ko) * | 2011-02-28 | 2012-09-05 | 에스케이하이닉스 주식회사 | 데이터 인터페이스 회로, 이를 포함하는 비휘발성 메모리 장치 및 그 동작 방법 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1116346A (ja) * | 1997-06-24 | 1999-01-22 | Fujitsu Ltd | 半導体記憶装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3948141B2 (ja) * | 1998-09-24 | 2007-07-25 | 富士通株式会社 | 半導体記憶装置及びその制御方法 |
KR100322530B1 (ko) * | 1999-05-11 | 2002-03-18 | 윤종용 | 반도체 메모리 장치의 데이터 입력 회로 및 데이터 입력 방법 |
KR100448702B1 (ko) * | 2001-08-01 | 2004-09-16 | 삼성전자주식회사 | 반도체 메모리 장치 및 이 장치의 라이트 레이턴시 제어방법 |
KR100403635B1 (ko) * | 2001-11-06 | 2003-10-30 | 삼성전자주식회사 | 동기식 반도체 메모리 장치의 데이터 입력 회로 및 데이터입력 방법 |
-
2004
- 2004-04-20 KR KR1020040027091A patent/KR100624261B1/ko not_active IP Right Cessation
- 2004-06-28 US US10/878,179 patent/US7050352B2/en not_active Expired - Fee Related
- 2004-06-30 TW TW093119266A patent/TWI303830B/zh not_active IP Right Cessation
- 2004-06-30 JP JP2004194279A patent/JP2005310345A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1116346A (ja) * | 1997-06-24 | 1999-01-22 | Fujitsu Ltd | 半導体記憶装置 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8050310B2 (en) | 2006-06-05 | 2011-11-01 | Hynix Semiconductor Inc. | Semiconductor device |
US7663943B2 (en) | 2007-06-08 | 2010-02-16 | Hynix Semiconductor Inc. | Semiconductor memory device and method for reading/writing data thereof |
US7916558B2 (en) | 2007-06-08 | 2011-03-29 | Hynix Semiconductor Inc. | Semiconductor memory device and method for reading/writing data thereof |
US7668026B2 (en) | 2007-06-11 | 2010-02-23 | Hynix Semiconductor Inc. | Data I/O line control circuit and semiconductor integrated circuit having the same |
US7835218B2 (en) | 2007-09-04 | 2010-11-16 | Hynix Semiconductor Inc. | Semiconductor integrated circuit including bank selection control block |
US8386737B2 (en) | 2009-08-18 | 2013-02-26 | Samsung Electronics Co., Ltd. | Memory devices and systems including write leveling operations and methods of performing write leveling operations in memory devices and systems |
Also Published As
Publication number | Publication date |
---|---|
US7050352B2 (en) | 2006-05-23 |
TW200535862A (en) | 2005-11-01 |
KR20050101858A (ko) | 2005-10-25 |
US20050232033A1 (en) | 2005-10-20 |
TWI303830B (en) | 2008-12-01 |
KR100624261B1 (ko) | 2006-09-18 |
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