KR100343290B1 - 반도체 메모리 장치의 입출력 감지 증폭기 회로 - Google Patents
반도체 메모리 장치의 입출력 감지 증폭기 회로 Download PDFInfo
- Publication number
- KR100343290B1 KR100343290B1 KR1020000014297A KR20000014297A KR100343290B1 KR 100343290 B1 KR100343290 B1 KR 100343290B1 KR 1020000014297 A KR1020000014297 A KR 1020000014297A KR 20000014297 A KR20000014297 A KR 20000014297A KR 100343290 B1 KR100343290 B1 KR 100343290B1
- Authority
- KR
- South Korea
- Prior art keywords
- sense amplifier
- output
- input
- differential
- voltage
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/06—Sense amplifiers; Associated circuits, e.g. timing or triggering circuits
- G11C7/065—Differential amplifiers of latching type
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- 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
- 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
- G11C11/4094—Bit-line management or control circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/06—Sense amplifiers; Associated circuits, e.g. timing or triggering circuits
- G11C7/067—Single-ended amplifiers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/06—Sense amplifiers; Associated circuits, e.g. timing or triggering circuits
- G11C7/08—Control thereof
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Dram (AREA)
Abstract
Description
Claims (4)
- 적어도 한 쌍의 비트 라인들에 대응하는 한 쌍의 입출력 라인들과, 상기 한 쌍의 입출력 라인들에 연결된 입출력 감지 증폭기 회로를 포함하는 반도체 메모리 장치에 있어서:상기 입출력 감지 증폭기 회로는 상기 입출력 라인들 사이의 전류차를 감지하여 차동 신호들을 출력하는 전류 감지 증폭기와; 상기 전류 감지 증폭기로부터 출력되는 차동 신호들의 전압들을 증폭하는 전압 감지 증폭기 및; 래치 신호에 응답하여 상기 전압 감지 증폭기로부터 출력되는 차동 신호들을 래치하는 래치 회로를 포함하며,상기 래치 회로는 상기 전압 감지 증폭기로부터의 차동 신호들을 받아들이는 제 1 차동 증폭기와; 상기 전압 감지 증폭기로부터의 차동 신호들을 받아들이는 제 2 차동 증폭기 및; 상기 제 1 및 제 2 차동 증폭기들의 출력 단자들 사이에 연결되며, 상기 래치 신호에 응답하여 상기 제 1 및 제 2 차동 증폭기들 각각의 전압 이득이 변화되게 하는 수단을 포함하는 것을 특징으로 하는 반도체 메모리 장치.
- 제 1 항에 있어서,상기 수단은 상기 제 1 차동 증폭기의 출력 단자에 연결된 일단을 갖는 제 1 저항 소자와; 상기 제 2 차동 증폭기의 출력 단자에 연결된 일단을 갖는 제 2 저항 소자 및; 상기 제 1 및 제 2 저항 소자들의 타단들 사이에 연결되며, 상기 래치 신호의 로직 레벨에 따라 스위치 온/오프되는 스위치 트랜지스터를 포함하는 것을 특징으로 하는 반도체 메모리 장치.
- 제 2 항에 있어서,상기 스위치 트랜지스터는 PMOS 트랜지스터인 것을 특징으로 하는 반도체 메모리 장치.
- 제 3 항에 있어서,상기 래치 신호의 로직 로우 레벨에서 상기 제 1 및 제 2 차동 증폭기들 각각의 전압 이득은 상기 래치 신호의 로직 하이 레벨에서 상기 제 1 및 제 2 차동 증폭기들 각각의 전압 이득보다 작은 것을 특징으로 하는 반도체 메모리 장치.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000014297A KR100343290B1 (ko) | 2000-03-21 | 2000-03-21 | 반도체 메모리 장치의 입출력 감지 증폭기 회로 |
DE10113714A DE10113714B4 (de) | 2000-03-21 | 2001-03-19 | Eingabe/Ausgabe-Abtastverstärkerschaltung für ein Halbleiterspeicherbauelement |
US09/814,414 US6424577B2 (en) | 2000-03-21 | 2001-03-21 | Sense amplifier circuit for use in a semiconductor memory device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000014297A KR100343290B1 (ko) | 2000-03-21 | 2000-03-21 | 반도체 메모리 장치의 입출력 감지 증폭기 회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010092224A KR20010092224A (ko) | 2001-10-24 |
KR100343290B1 true KR100343290B1 (ko) | 2002-07-15 |
Family
ID=19657146
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000014297A Expired - Fee Related KR100343290B1 (ko) | 2000-03-21 | 2000-03-21 | 반도체 메모리 장치의 입출력 감지 증폭기 회로 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6424577B2 (ko) |
KR (1) | KR100343290B1 (ko) |
DE (1) | DE10113714B4 (ko) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100382734B1 (ko) * | 2001-02-26 | 2003-05-09 | 삼성전자주식회사 | 전류소모가 작고 dc전류가 작은 반도체 메모리장치의입출력라인 감지증폭기 |
US7023243B2 (en) * | 2002-05-08 | 2006-04-04 | University Of Southern California | Current source evaluation sense-amplifier |
DE102004013055B4 (de) * | 2003-03-15 | 2008-12-04 | Samsung Electronics Co., Ltd., Suwon | Halbleiterspeicherbaustein mit Datenleitungsabtastverstärker |
US6934197B2 (en) * | 2003-10-10 | 2005-08-23 | Infineon Technologies Ag | Method and circuit configuration for digitizing a signal in an input buffer of a DRAM device |
KR100558571B1 (ko) * | 2004-03-03 | 2006-03-13 | 삼성전자주식회사 | 반도체 메모리 장치의 전류 센스앰프 회로 |
TW200811874A (en) * | 2006-08-25 | 2008-03-01 | Etron Technology Inc | Sense amplifier-based latch |
KR100824779B1 (ko) * | 2007-01-11 | 2008-04-24 | 삼성전자주식회사 | 반도체 메모리 장치의 데이터 출력 경로 및 데이터 출력방법 |
KR100826497B1 (ko) * | 2007-01-22 | 2008-05-02 | 삼성전자주식회사 | 전력 소모를 줄이기 위한 반도체 메모리 장치의 입출력센스 앰프 회로 |
KR101311726B1 (ko) * | 2007-07-06 | 2013-09-26 | 삼성전자주식회사 | 센스 앰프 회로, 이를 포함하는 반도체 메모리 장치 및신호 증폭 방법 |
JP5068615B2 (ja) * | 2007-09-21 | 2012-11-07 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
KR101519039B1 (ko) * | 2008-11-27 | 2015-05-11 | 삼성전자주식회사 | 입출력 센스 앰프, 이를 포함하는 반도체 메모리 장치, 및 반도체 메모리 장치를 포함하는 메모리 시스템 |
KR101068340B1 (ko) | 2010-05-28 | 2011-09-28 | 주식회사 하이닉스반도체 | 집적 회로 및 반도체 메모리 장치 |
EP2439744B1 (en) * | 2010-09-13 | 2013-12-04 | Katholieke Universiteit Leuven, K.U. Leuven R&D | Variability resilient sense amplifier with reduced energy consumption |
US9196329B1 (en) * | 2012-11-29 | 2015-11-24 | Marvell Israel (M.I.S.L) Ltd. | Combinatorial flip flop with off-path scan multiplexer |
FR3044460B1 (fr) | 2015-12-01 | 2018-03-30 | Stmicroelectronics (Rousset) Sas | Amplificateur de lecture pour memoire, en particulier une memoire eeprom |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2994534B2 (ja) * | 1993-09-09 | 1999-12-27 | 富士通株式会社 | 半導体記憶装置 |
JP3161254B2 (ja) * | 1994-11-25 | 2001-04-25 | 株式会社日立製作所 | 同期式メモリ装置 |
JPH08255487A (ja) * | 1995-03-17 | 1996-10-01 | Fujitsu Ltd | 半導体記憶装置 |
KR0167235B1 (ko) * | 1995-03-28 | 1999-02-01 | 문정환 | 메모리의 데이타 전송장치 |
US6037807A (en) * | 1998-05-18 | 2000-03-14 | Integrated Device Technology, Inc. | Synchronous sense amplifier with temperature and voltage compensated translator |
KR100322539B1 (ko) * | 1999-07-10 | 2002-03-18 | 윤종용 | 반도체 집적회로의 감지 증폭장치 |
US6058059A (en) * | 1999-08-30 | 2000-05-02 | United Microelectronics Corp. | Sense/output circuit for a semiconductor memory device |
-
2000
- 2000-03-21 KR KR1020000014297A patent/KR100343290B1/ko not_active Expired - Fee Related
-
2001
- 2001-03-19 DE DE10113714A patent/DE10113714B4/de not_active Expired - Fee Related
- 2001-03-21 US US09/814,414 patent/US6424577B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6424577B2 (en) | 2002-07-23 |
US20010024395A1 (en) | 2001-09-27 |
DE10113714A1 (de) | 2001-10-04 |
KR20010092224A (ko) | 2001-10-24 |
DE10113714B4 (de) | 2006-04-13 |
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