KR0139496B1 - 반도체 메모리장치의 비트라인 감지증폭기 - Google Patents
반도체 메모리장치의 비트라인 감지증폭기Info
- Publication number
- KR0139496B1 KR0139496B1 KR1019940014018A KR19940014018A KR0139496B1 KR 0139496 B1 KR0139496 B1 KR 0139496B1 KR 1019940014018 A KR1019940014018 A KR 1019940014018A KR 19940014018 A KR19940014018 A KR 19940014018A KR 0139496 B1 KR0139496 B1 KR 0139496B1
- Authority
- KR
- South Korea
- Prior art keywords
- auxiliary
- power supply
- bit line
- voltage
- auxiliary power
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims description 9
- 230000015654 memory Effects 0.000 claims abstract description 25
- 230000004044 response Effects 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims 3
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 9
- 238000000926 separation method Methods 0.000 description 6
- 230000003071 parasitic effect Effects 0.000 description 5
- 230000003111 delayed effect Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- G11C11/409—Read-write [R-W] circuits
- G11C11/4091—Sense or sense/refresh amplifiers, or associated sense circuitry, e.g. for coupled bit-line precharging, equalising or isolating
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/12—Bit line control circuits, e.g. drivers, boosters, pull-up circuits, pull-down circuits, precharging circuits, equalising circuits, for bit lines
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Dram (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (4)
- 로우어드레스에 응답하여 선택된 메모리쎌에 축적된 데이타의 논리상태를 감지 및 증폭하여 비트라인쌍으로 출력하는 센스앰프와, 컬럼 선택신호에 응답하여 상기 비트라인쌍의 출력 데이타를 해당하는 입출력라인쌍으로 전달하는 전달수단을 가지는 반도체 메모리장치에 있어서,상기 선택된 메모리셀을 포함하는 메모리블럭을 선택하기 위한 블럭선택신호에 응답하여 보조전원전압과 보조접지전압을 제공하기 위한 보조전원전압 발생회로와;상기 보조전원전압과 보조접지전압을 공급받으며 상기 컬럼 선택신호에 응답하여 상기 비트라인쌍 및 입출력라인쌍에 전위차형태로 나타난 데이타를 상기 보조전원전압과 보조접지전압 레벨로 변환시키기 위한 보조센스앰프를 구비함을 특징으로 하는 비트라인 감지증폭기.
- 제1항에 있어서, 상기 보조센스앰프가상기 보조전원전압을 공급받으며 상기 컬럼선택신호에 응답하여 비트라인의 전위를 상기 보조전원전압 레벨로 변환시키기 위한 제 1 보조센스앰프와;상기 보조접지전압을 공급받으며 상기 컬럼선택신호에 응답하여 비트라인의 전위를 상기 보조접지전압 레벨로 변환시키기 위한 제 2보조센스앰프를 구비함을 특징으로 하는 비트라인 감지증폭기.
- 제1항에 있어서, 상기 보조전원전압 발생회로가,상기 블럭선택신호가 활성화될 시 상기 보조전원전압과 보조접지전압을 발생하며, 상기 블럭선택신호가 비활성화될 시 상기 보조전원전압과 보조접지전압의 중간레벨에 상당하는 전위로 출력전압을 등화 및 프리차아지 하는 프리차아지회로를 더 구비함을 특징을하는 비트라인 감지증폭기
- 제3항에 있어서, 상기 보조전원전압 발생회로가,상기 블럭선택신호와 상기 보조전원전압 발생회로의 동작을 제어하기 위한 제어신호에 응답하여 소정의 논리신호를 발생하기 위한 논리신호 발생수단과;상기 논리신호 발생수단의 출력에 응답하여 전원전압과 실질적으로 동일한레벨을 가지는 상기 보조전원전압을 출력하기 위한 보조전원전압 발생수단과;상기 논리신호 발생수단의 출력에 응답하여 접지전압과 실질적으로 동일한 레벨을 가지는 상기 보조접지전압을 출력하기 위한 보조접지전압 발생수단과;상기 보조전원전압 발생수단과 상기 보조접지전압 발생수단 사이에 연결되고 소정의 프리차아지 신호에 응답하여 상기 보조전원전압과 상기 보조접지전압의 중간레벨에 상당하는 전압으로 출력전압을 등화 및 프리차아지 시키기 위한 프리차아지수단을 구비함을 특징으로 하는 비트라인 감지증폭기.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940014018A KR0139496B1 (ko) | 1994-06-21 | 1994-06-21 | 반도체 메모리장치의 비트라인 감지증폭기 |
US08/492,578 US5566116A (en) | 1994-06-21 | 1995-06-20 | Bit line sense amplifier of semiconductor memory device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940014018A KR0139496B1 (ko) | 1994-06-21 | 1994-06-21 | 반도체 메모리장치의 비트라인 감지증폭기 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960002797A KR960002797A (ko) | 1996-01-26 |
KR0139496B1 true KR0139496B1 (ko) | 1998-06-01 |
Family
ID=19385726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940014018A KR0139496B1 (ko) | 1994-06-21 | 1994-06-21 | 반도체 메모리장치의 비트라인 감지증폭기 |
Country Status (2)
Country | Link |
---|---|
US (1) | US5566116A (ko) |
KR (1) | KR0139496B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100764384B1 (ko) * | 2006-06-12 | 2007-10-08 | 주식회사 하이닉스반도체 | 비트라인 이퀄라이징 구동 장치 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19503782A1 (de) * | 1995-02-04 | 1996-08-08 | Philips Patentverwaltung | Verzögerungsschaltung |
KR0157904B1 (ko) * | 1995-10-18 | 1999-02-01 | 문정환 | 메모리의 센스 증폭회로 |
JP3130807B2 (ja) * | 1996-10-29 | 2001-01-31 | 日本電気アイシーマイコンシステム株式会社 | 半導体記憶装置 |
US5835433A (en) * | 1997-06-09 | 1998-11-10 | Micron Technology, Inc. | Floating isolation gate from DRAM sensing |
US5982673A (en) * | 1997-09-30 | 1999-11-09 | Siemens Aktiengesellschaft | Secondary sense amplifier with window discriminator for self-timed operation |
JP2000040370A (ja) * | 1998-07-24 | 2000-02-08 | Nec Corp | 半導体記憶装置 |
JP2001084767A (ja) * | 1999-08-30 | 2001-03-30 | Internatl Business Mach Corp <Ibm> | センスアンプ |
US6788614B2 (en) * | 2001-06-14 | 2004-09-07 | Micron Technology, Inc. | Semiconductor memory with wordline timing |
US6947344B2 (en) * | 2003-02-28 | 2005-09-20 | Infineon Technologies Ag | Memory device and method of reading data from a memory cell |
JP4304697B2 (ja) * | 2003-07-30 | 2009-07-29 | インターナショナル・ビジネス・マシーンズ・コーポレーション | ダイナミック半導体記憶装置及びその動作方法 |
US8582380B2 (en) * | 2011-12-21 | 2013-11-12 | Micron Technology, Inc. | Systems, circuits, and methods for charge sharing |
KR20160069147A (ko) * | 2014-12-08 | 2016-06-16 | 에스케이하이닉스 주식회사 | 데이터 감지 증폭기 및 이를 포함하는 메모리 장치 |
US10622057B2 (en) * | 2017-04-27 | 2020-04-14 | Micron Technology, Inc. | Tri-level DRAM sense amplifer |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4980863A (en) * | 1987-03-31 | 1990-12-25 | Kabushiki Kaisha Toshiba | Semiconductor memory device having switching circuit for coupling together two pairs of bit lines |
JPH05159575A (ja) * | 1991-12-04 | 1993-06-25 | Oki Electric Ind Co Ltd | ダイナミックランダムアクセスメモリ |
KR0133973B1 (ko) * | 1993-02-25 | 1998-04-20 | 기다오까 다까시 | 반도체 기억장치 |
-
1994
- 1994-06-21 KR KR1019940014018A patent/KR0139496B1/ko not_active IP Right Cessation
-
1995
- 1995-06-20 US US08/492,578 patent/US5566116A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100764384B1 (ko) * | 2006-06-12 | 2007-10-08 | 주식회사 하이닉스반도체 | 비트라인 이퀄라이징 구동 장치 |
Also Published As
Publication number | Publication date |
---|---|
US5566116A (en) | 1996-10-15 |
KR960002797A (ko) | 1996-01-26 |
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