KR100258859B1 - 메모리의 데이터 출력 버퍼 - Google Patents
메모리의 데이터 출력 버퍼 Download PDFInfo
- Publication number
- KR100258859B1 KR100258859B1 KR1019970016590A KR19970016590A KR100258859B1 KR 100258859 B1 KR100258859 B1 KR 100258859B1 KR 1019970016590 A KR1019970016590 A KR 1019970016590A KR 19970016590 A KR19970016590 A KR 19970016590A KR 100258859 B1 KR100258859 B1 KR 100258859B1
- Authority
- KR
- South Korea
- Prior art keywords
- output
- data
- signal
- nand gate
- output buffer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000872 buffer Substances 0.000 title claims abstract description 48
- 238000010586 diagram Methods 0.000 description 10
- 238000001514 detection method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000001934 delay Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- G11C7/1051—Data output circuits, e.g. read-out amplifiers, data output buffers, data output registers, data output level conversion circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
- H03K19/094—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Dram (AREA)
- Power Sources (AREA)
- Static Random-Access Memory (AREA)
- Logic Circuits (AREA)
Abstract
Description
Claims (5)
- 제1항에 있어서, 상기 감지부(400)는 기준전압(Vref)과 외부의 출력데이터(DQ)를 입력받아, 칩 인에이블 신호에 따라 증폭동작을 하여 감지데이터(X)를 출력하는 차동증폭기(410)로 구성된 것을 특징으로 하는 메모리의 데이터 출력버퍼.
- 제1항에 있어서, 상기 클럭조절부(500)는, 외부로부터 입력되는 클럭에 따라 데이터를 출력할 시간을 결정하여 주는 제1신호(CLKDO)를 출력하는 제1신호발생부(510)와, 외부로부터 입력되는 상기 클럭에 따라 출력인에이블신호(OUTEN)를 출력하는 출력인에이블신호발생부(520)와, 상기 감지부(400)에서 출력되는 감지데이터(X)와 칩 내부에서 외부로 출력하고자 하는 데이터(data-R)를 비교하는 데이터비교부(530)와, 상기 데이터비교부(530) 및 출력인에이블신호발생부(520)의 출력에 따라 출력버퍼부(600)를 인에이블 시키는 제2신호()를 발생하는 제2신호발생부(540)로 구성된 것을 특징으로 하는 메모리의 데이터 출력버퍼.
- 제3항에 있어서, 상기 데이터비교부(530)는 상기 감지부(500)에서 출력되는 감지데이터(X)와 칩 내부에서 외부로 출력하고자 하는 데이터(data-R)를 반전논리곱 연산 및 반전논리합 연산을 수행하는 낸드게이트(NA2) 및 제2노아게이트(NR2)와, 상기 낸드게이트(NA2)의 출력을 반전하는 인버터(IN11)와, 상기 인버터(IN11) 및 제1노아게이트(NR2)의 출력을 반전논리합연산을 수행하는 제2노아게이트(NR3)로 구성된 것을 특징으로 하는 메모리의 데이터 출력버퍼.
- 제3항에 있어서, 상기 제2신호발생부(540)는 상기 데이터비교부(530)의 출력을 반전하는 제1인버터(IN12)와, 그 제1인버터(IN12)의 출력과 상기 출력인에이블신호발생부(520)의 출력을 반전논리곱연산하는 제1낸드게이트(NA3)와, 상기 데이터비교부(530)의 출력과 출력 인에이블신호발생부(520)의 출력을 반전논리곱 연산하는 제2낸드게이트(NA4)와, 상기 제2낸드게이트(NA4)의 출력을 지연시켜 주는 지연기(D1)와, 상기 지연기(D1) 및 제2낸드게이트(NA3)의 출력을 반전논리곱 연산하는 제3낸드게이트(NA5)와, 상기 제2낸드게이트(NA5)의 출력을 반전하여 상기 데이터출력버퍼부(600)로 출력하는 제2인버터(IN13)로 구성된 것을 특징으로 하는 메모리의 데이터 출력버퍼.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970016590A KR100258859B1 (ko) | 1997-04-30 | 1997-04-30 | 메모리의 데이터 출력 버퍼 |
DE19751990A DE19751990B4 (de) | 1997-04-30 | 1997-11-24 | Datenausgangspuffer für eine Speichereinrichtung |
US09/044,172 US5844846A (en) | 1997-04-30 | 1998-03-19 | Data output buffer for memory device |
JP12029298A JP3256844B2 (ja) | 1997-04-30 | 1998-04-30 | メモリのデータ出力バッファ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970016590A KR100258859B1 (ko) | 1997-04-30 | 1997-04-30 | 메모리의 데이터 출력 버퍼 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980078944A KR19980078944A (ko) | 1998-11-25 |
KR100258859B1 true KR100258859B1 (ko) | 2000-06-15 |
Family
ID=19504551
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970016590A Expired - Fee Related KR100258859B1 (ko) | 1997-04-30 | 1997-04-30 | 메모리의 데이터 출력 버퍼 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5844846A (ko) |
JP (1) | JP3256844B2 (ko) |
KR (1) | KR100258859B1 (ko) |
DE (1) | DE19751990B4 (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100244456B1 (ko) * | 1997-03-22 | 2000-02-01 | 김영환 | 데이터 출력 버퍼를 위한 클럭 조절 장치 |
JP2000030456A (ja) * | 1998-07-14 | 2000-01-28 | Fujitsu Ltd | メモリデバイス |
KR100675273B1 (ko) * | 2001-05-17 | 2007-01-26 | 삼성전자주식회사 | 반도체 메모리 장치 및 이 장치의 전압 레벨 및 지연 시간 조절회로 |
KR100475054B1 (ko) * | 2002-05-09 | 2005-03-10 | 삼성전자주식회사 | 비트 구성에 상관없이 데이터 출력시간이 일정한 동기식반도체 장치 및 데이터 출력시간 조절 방법 |
US7652922B2 (en) | 2005-09-30 | 2010-01-26 | Mosaid Technologies Incorporated | Multiple independent serial link memory |
KR101293365B1 (ko) * | 2005-09-30 | 2013-08-05 | 모사이드 테크놀로지스 인코퍼레이티드 | 출력 제어 메모리 |
US11948629B2 (en) | 2005-09-30 | 2024-04-02 | Mosaid Technologies Incorporated | Non-volatile memory device with concurrent bank operations |
US7688652B2 (en) * | 2007-07-18 | 2010-03-30 | Mosaid Technologies Incorporated | Storage of data in memory via packet strobing |
KR100980413B1 (ko) * | 2008-10-13 | 2010-09-07 | 주식회사 하이닉스반도체 | 클럭 버퍼 및 이를 이용하는 반도체 메모리 장치 |
US8825967B2 (en) | 2011-12-08 | 2014-09-02 | Conversant Intellectual Property Management Inc. | Independent write and read control in serially-connected devices |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970017182A (ko) * | 1995-09-20 | 1997-04-30 | 김광호 | D-vcr의 가변 비트레이트의 데이타 기록/재생장치 및 방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4959561A (en) * | 1989-01-04 | 1990-09-25 | Motorola, Inc. | MOS output buffer with reduced supply line disturbance |
US5089722A (en) * | 1990-04-02 | 1992-02-18 | Motorola, Inc. | High speed output buffer circuit with overlap current control |
JP2900559B2 (ja) * | 1990-08-09 | 1999-06-02 | 日本電気株式会社 | データ出力回路 |
US5367484A (en) * | 1993-04-01 | 1994-11-22 | Microchip Technology Incorporated | Programmable high endurance block for EEPROM device |
US5646550A (en) * | 1996-02-22 | 1997-07-08 | Motorola, Inc. | High reliability output buffer for multiple voltage system |
-
1997
- 1997-04-30 KR KR1019970016590A patent/KR100258859B1/ko not_active Expired - Fee Related
- 1997-11-24 DE DE19751990A patent/DE19751990B4/de not_active Expired - Fee Related
-
1998
- 1998-03-19 US US09/044,172 patent/US5844846A/en not_active Expired - Lifetime
- 1998-04-30 JP JP12029298A patent/JP3256844B2/ja not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970017182A (ko) * | 1995-09-20 | 1997-04-30 | 김광호 | D-vcr의 가변 비트레이트의 데이타 기록/재생장치 및 방법 |
Also Published As
Publication number | Publication date |
---|---|
US5844846A (en) | 1998-12-01 |
JPH10334664A (ja) | 1998-12-18 |
DE19751990B4 (de) | 2004-02-05 |
KR19980078944A (ko) | 1998-11-25 |
DE19751990A1 (de) | 1998-11-12 |
JP3256844B2 (ja) | 2002-02-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6060916A (en) | Operation controller for a semiconductor memory device | |
KR100197204B1 (ko) | 직류증폭이득의 설계 자유도가 높은 상보차동증폭기 및 그것을 사용한 반도체메모리장치 | |
KR100272167B1 (ko) | 동기식 반도체 메모리 장치의 기준 신호 발생 회로 | |
KR100258859B1 (ko) | 메모리의 데이터 출력 버퍼 | |
US6317372B1 (en) | Semiconductor memory device equipped with serial/parallel conversion circuitry for testing memory cells | |
CN101556824A (zh) | 半导体存储装置 | |
KR100370992B1 (ko) | 에코 클록 신호를 발생하는 sram | |
KR100311038B1 (ko) | 칼럼선택속도가개선된칼럼선택라인구동회로와이를구비한메모리장치및그들의구동방법 | |
JPH10199259A (ja) | 半導体メモリ装置のデータ出力方法及び回路 | |
JP2828963B2 (ja) | 半導体メモリ装置のデータ出力制御回路 | |
KR20050064036A (ko) | 클럭신호를 이용한 데이터 스트로브 회로 | |
KR100763248B1 (ko) | 반도체 메모리 장치 및 그의 spa 모드 구현 방법 | |
JP3867218B2 (ja) | 半導体メモリ素子の感知増幅器インエーブル信号発生回路 | |
US5889708A (en) | Data reading circuit for semiconductor memory device | |
US12334921B2 (en) | High speed dual-tail latch with power gating | |
US10985738B1 (en) | High-speed level shifter | |
US6232797B1 (en) | Integrated circuit devices having data buffer control circuitry therein that accounts for clock irregularities | |
JP4178532B2 (ja) | 半導体メモリ素子のデコーディング装置及びその装置のイネーブル方法 | |
US5818767A (en) | Wire control circuit and method | |
US6040715A (en) | Output buffer control circuit that performs high speed operation by generating a predetermined width of a pulse based on an output control signal | |
KR0172798B1 (ko) | 모드 적응형 데이타 출력 버퍼 | |
JPH10188568A (ja) | 基準クロック発生回路 | |
JP3206737B2 (ja) | ラッチ回路 | |
JP4102535B2 (ja) | 半導体メモリ素子 | |
US20020008554A1 (en) | Apparatus and method for tracking between data and echo clock |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19970430 |
|
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19970430 Comment text: Request for Examination of Application |
|
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 19990831 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20000119 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20000315 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20000316 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20030218 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20040218 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20050221 Start annual number: 6 End annual number: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20060220 Start annual number: 7 End annual number: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20070221 Start annual number: 8 End annual number: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20080222 Start annual number: 9 End annual number: 9 |
|
PR1001 | Payment of annual fee |
Payment date: 20090223 Start annual number: 10 End annual number: 10 |
|
PR1001 | Payment of annual fee |
Payment date: 20100224 Start annual number: 11 End annual number: 11 |
|
PR1001 | Payment of annual fee |
Payment date: 20110222 Start annual number: 12 End annual number: 12 |
|
FPAY | Annual fee payment |
Payment date: 20120222 Year of fee payment: 13 |
|
PR1001 | Payment of annual fee |
Payment date: 20120222 Start annual number: 13 End annual number: 13 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20140209 |