KR100269597B1 - 반도체 메모리 - Google Patents
반도체 메모리 Download PDFInfo
- Publication number
- KR100269597B1 KR100269597B1 KR1019970021681A KR19970021681A KR100269597B1 KR 100269597 B1 KR100269597 B1 KR 100269597B1 KR 1019970021681 A KR1019970021681 A KR 1019970021681A KR 19970021681 A KR19970021681 A KR 19970021681A KR 100269597 B1 KR100269597 B1 KR 100269597B1
- Authority
- KR
- South Korea
- Prior art keywords
- memory cell
- cell array
- word line
- data
- bit
- 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
- 239000004065 semiconductor Substances 0.000 title claims abstract description 17
- 230000015654 memory Effects 0.000 claims abstract description 86
- 230000004913 activation Effects 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 abstract description 2
- 239000003990 capacitor Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Images
Classifications
-
- 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
- G11C7/1015—Read-write modes for single port memories, i.e. having either a random port or a serial port
- G11C7/1042—Read-write modes for single port memories, i.e. having either a random port or a serial port using interleaving techniques, i.e. read-write of one part of the memory while preparing another part
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
-
- 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
- G11C11/005—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor comprising combined but independently operative RAM-ROM, RAM-PROM, RAM-EPROM cells
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Dram (AREA)
Abstract
Description
Claims (1)
- 다수개의 메모리 셀을 구비한 제 1 메모리 셀 어레이와, 로우 어드레스를 입력받아 이를 디코딩하여 상기 제 1 메모리 셀 어레이의 워드라인 활성화 신호를 출력하는 제 1 로우 디코더와, 컬럼 어드레스를 입력받아 이를 디코딩하여 상기 제 1 메로리 셀 어레이의 비트 라인 선택 신호를 출력하는 컬럼 디코더와, 상기 비트 라인 선택 신호를 통하여 선택된 비트라인에 연결되어 상기 비트 라인의 전위차를 검출하고 이를 증폭하고 하이 레벨 또는 로우 레벨의 이진 논리값을 갖는 데이타가 출력되도록 하고, 상기 데이타가 읽혀진 메모리 셀에 상기 데이터와 동일한 데이타를 다시 기록해 넣은 다음 출력 퍼버를 통해 출력하도록 하는 센스 엠프를 포함하는 반도체 메모리에 있어서, 상기 제 1 메모리 셀 어레이 보다 많은 수의 메모리 셀을 구비한 제 2 메모리 셀 어레이와, 로우 어드레스르를 입력받아 이를 디코딩하여 상기 제 2 메모리 셀 어레이의 워드 라인 활성화 신호를 출력하는 제 2 로우 디코더를 포함하여 이루어져서, 상기 제 1 메모리 셀 어레이의 워드 라인이 갖는 부하의 크기가 상기 제 2 메모리 셀 어레이의 워드 라인이 갖는 부하의 크기보다 상대적으로 작아서, 상기 제 1 메모리 셀 어레이의 워드라인을 활성화시키는데 필요한 전하량이 상기 제 2 메모리 셀 어레이의 워드라인을 활성화시키는데 필요한 전하량보다 적고, 상기 제 1 메모리 셀 어레이의 워드라인이 활성화되어 데이타가 출력되는 동안에 상기 제 2 메모리 셀 어레이의 워드라인을 활성화시키는데 필요한 전하량보다 적고, 상기 제 1 메모리 셀 어레이의 워드라인이 활성화되어 데이터가 출력되는 동안에 상기 제 2 메모리 셀 어레이의 워드라인이 활성화되고, 상기 제 1 메모리 셀 어레이의 데이타 출력이 완료되면 활성화된 상기 제 2 메모리 셀 어레이의 데이타 출력이 연속적으로 이루어지는 것을 특징으로 하는 반도체 메모리.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970021681A KR100269597B1 (ko) | 1997-05-29 | 1997-05-29 | 반도체 메모리 |
US08/943,251 US5883848A (en) | 1997-05-29 | 1997-10-17 | Semiconductor device having multiple sized memory arrays |
DE19807014A DE19807014B4 (de) | 1997-05-29 | 1998-02-19 | Halbleiterspeicherelement mit verbesserter Datenausgabegeschwindigkeit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970021681A KR100269597B1 (ko) | 1997-05-29 | 1997-05-29 | 반도체 메모리 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980085566A KR19980085566A (ko) | 1998-12-05 |
KR100269597B1 true KR100269597B1 (ko) | 2000-10-16 |
Family
ID=19507730
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970021681A Expired - Fee Related KR100269597B1 (ko) | 1997-05-29 | 1997-05-29 | 반도체 메모리 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5883848A (ko) |
KR (1) | KR100269597B1 (ko) |
DE (1) | DE19807014B4 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6278646B1 (en) | 1998-07-08 | 2001-08-21 | Enhanced Memory Systems, Inc. | Multi-array memory device, and associated method, having shared decoder circuitry |
US6064620A (en) * | 1998-07-08 | 2000-05-16 | Enhanced Memory Systems, Inc. | Multi-array memory device, and associated method, having shared decoder circuitry |
US7354990B2 (en) * | 2003-08-26 | 2008-04-08 | General Electric Company | Purified polymeric materials and methods of purifying polymeric materials |
US7675806B2 (en) * | 2006-05-17 | 2010-03-09 | Freescale Semiconductor, Inc. | Low voltage memory device and method thereof |
US8848438B2 (en) * | 2010-10-05 | 2014-09-30 | Stec, Inc. | Asymmetric log-likelihood ratio for MLC flash channel |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH087596A (ja) * | 1994-06-24 | 1996-01-12 | Fujitsu Ltd | 半導体メモリ |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3178946B2 (ja) * | 1993-08-31 | 2001-06-25 | 沖電気工業株式会社 | 半導体記憶装置及びその駆動方法 |
JP3824689B2 (ja) * | 1995-09-05 | 2006-09-20 | 株式会社ルネサステクノロジ | 同期型半導体記憶装置 |
KR0161868B1 (ko) * | 1995-12-27 | 1999-01-15 | 문정환 | 메모리 주소제어회로 |
-
1997
- 1997-05-29 KR KR1019970021681A patent/KR100269597B1/ko not_active Expired - Fee Related
- 1997-10-17 US US08/943,251 patent/US5883848A/en not_active Expired - Lifetime
-
1998
- 1998-02-19 DE DE19807014A patent/DE19807014B4/de not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH087596A (ja) * | 1994-06-24 | 1996-01-12 | Fujitsu Ltd | 半導体メモリ |
Also Published As
Publication number | Publication date |
---|---|
DE19807014B4 (de) | 2008-05-08 |
DE19807014A1 (de) | 1998-12-03 |
KR19980085566A (ko) | 1998-12-05 |
US5883848A (en) | 1999-03-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100380908B1 (ko) | Sram 회로 | |
US5969995A (en) | Static semiconductor memory device having active mode and sleep mode | |
US7606097B2 (en) | Array sense amplifiers, memory devices and systems including same, and methods of operation | |
US6950368B2 (en) | Low-voltage sense amplifier and method | |
US20070268764A1 (en) | Low voltage sense amplifier and sensing method | |
KR100678427B1 (ko) | 소비 전력이 감소되고 시험 시간이 단축된 반도체 기억 장치 | |
US20040114424A1 (en) | Semiconductor memory device | |
CN114664349A (zh) | 半导体器件 | |
US6088820A (en) | Static semiconductor memory device having test mode | |
KR100259577B1 (ko) | 반도체 메모리 | |
US8358524B1 (en) | Methods and circuits for limiting bit line leakage current in a content addressable memory (CAM) device | |
US5796651A (en) | Memory device using a reduced word line voltage during read operations and a method of accessing such a memory device | |
US6108233A (en) | Ultra low voltage static RAM memory cell | |
US5995431A (en) | Bit line precharge circuit with reduced standby current | |
KR100269597B1 (ko) | 반도체 메모리 | |
KR102707588B1 (ko) | 메모리 장치 및 이를 포함하는 시스템 온 칩 | |
JP3082670B2 (ja) | 半導体記憶装置 | |
US5504709A (en) | Semiconductor memory device | |
US6137715A (en) | Static random access memory with rewriting circuit | |
US5285416A (en) | Semiconductor memory device with restricted potential amplitude of data lines and operation method thereof | |
US6487138B2 (en) | Semiconductor memory | |
US6781894B2 (en) | Semiconductor memory device achieving fast random access | |
US6731556B2 (en) | DRAM with bias sensing | |
US7142465B2 (en) | Semiconductor memory | |
KR0165987B1 (ko) | 빠른 판독 동작 속도를 갖는 동적 랜덤 억세스 메모리 소자 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19970529 |
|
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19970529 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: 20000217 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: 20000718 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20000721 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20000722 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20030620 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20040618 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20050621 Start annual number: 6 End annual number: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20060619 Start annual number: 7 End annual number: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20070622 Start annual number: 8 End annual number: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20080619 Start annual number: 9 End annual number: 9 |
|
PR1001 | Payment of annual fee |
Payment date: 20090624 Start annual number: 10 End annual number: 10 |
|
PR1001 | Payment of annual fee |
Payment date: 20100624 Start annual number: 11 End annual number: 11 |
|
PR1001 | Payment of annual fee |
Payment date: 20110627 Start annual number: 12 End annual number: 12 |
|
FPAY | Annual fee payment |
Payment date: 20120625 Year of fee payment: 13 |
|
PR1001 | Payment of annual fee |
Payment date: 20120625 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: 20140609 |