DE69516768T2 - Prüfbarer i ddq- speicher durch kumulative wort-zeilen-aktivierung - Google Patents
Prüfbarer i ddq- speicher durch kumulative wort-zeilen-aktivierungInfo
- Publication number
- DE69516768T2 DE69516768T2 DE69516768T DE69516768T DE69516768T2 DE 69516768 T2 DE69516768 T2 DE 69516768T2 DE 69516768 T DE69516768 T DE 69516768T DE 69516768 T DE69516768 T DE 69516768T DE 69516768 T2 DE69516768 T2 DE 69516768T2
- Authority
- DE
- Germany
- Prior art keywords
- testable
- ddq
- storage
- word line
- line activation
- 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
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
- G11C29/50—Marginal testing, e.g. race, voltage or current testing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
- G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
- G11C29/12—Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details
- G11C29/18—Address generation devices; Devices for accessing memories, e.g. details of addressing circuits
- G11C29/30—Accessing single arrays
- G11C29/34—Accessing multiple bits simultaneously
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C8/00—Arrangements for selecting an address in a digital store
- G11C8/04—Arrangements for selecting an address in a digital store using a sequential addressing device, e.g. shift register, counter
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C8/00—Arrangements for selecting an address in a digital store
- G11C8/12—Group selection circuits, e.g. for memory block selection, chip selection, array selection
-
- 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
- G11C11/41—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 static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
- G11C29/50—Marginal testing, e.g. race, voltage or current testing
- G11C2029/5006—Current
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP94200591 | 1994-03-09 | ||
PCT/IB1995/000106 WO1995024774A2 (en) | 1994-03-09 | 1995-02-15 | Memory iddq-testable through cumulative word line activation |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69516768D1 DE69516768D1 (de) | 2000-06-15 |
DE69516768T2 true DE69516768T2 (de) | 2000-11-23 |
Family
ID=8216695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69516768T Expired - Fee Related DE69516768T2 (de) | 1994-03-09 | 1995-02-15 | Prüfbarer i ddq- speicher durch kumulative wort-zeilen-aktivierung |
Country Status (6)
Country | Link |
---|---|
US (1) | US5495448A (de) |
EP (1) | EP0698273B1 (de) |
JP (1) | JPH08510080A (de) |
KR (1) | KR100367191B1 (de) |
DE (1) | DE69516768T2 (de) |
WO (1) | WO1995024774A2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07159496A (ja) * | 1993-10-12 | 1995-06-23 | At & T Global Inf Solutions Internatl Inc | 集積回路の検査のための装置及びその方法 |
US5691951A (en) * | 1996-11-04 | 1997-11-25 | Micron Technology, Inc. | Staggered row line firing in single ras cycle |
US5835429A (en) * | 1997-05-09 | 1998-11-10 | Lsi Logic Corporation | Data retention weak write circuit and method of using same |
US5923609A (en) * | 1997-09-18 | 1999-07-13 | American Microsystems, Inc. | Strobed wordline driver for fast memories |
US6067261A (en) * | 1998-08-03 | 2000-05-23 | International Business Machines Corporation | Timing of wordline activation for DC burn-in of a DRAM with the self-refresh |
US6023434A (en) | 1998-09-02 | 2000-02-08 | Micron Technology, Inc. | Method and apparatus for multiple row activation in memory devices |
KR100281900B1 (ko) * | 1998-09-08 | 2001-02-15 | 윤종용 | 개선된 웨이퍼 번인 테스트 스킴을 갖는 반도체 메모리장치 |
KR100386950B1 (ko) * | 2000-07-12 | 2003-06-18 | 삼성전자주식회사 | 워드 라인 순차적 비활성화가 가능한 반도체 메모리장치의 디코딩 회로 |
DE10039350C2 (de) * | 2000-08-11 | 2003-04-03 | Infineon Technologies Ag | Integrierte Schaltung und Verfahren zum parallelen Testen von integrierten Schaltungen |
US6862717B2 (en) * | 2001-12-17 | 2005-03-01 | Logicvision, Inc. | Method and program product for designing hierarchical circuit for quiescent current testing |
JP2004071119A (ja) * | 2002-08-09 | 2004-03-04 | Renesas Technology Corp | 半導体記憶装置 |
TW200512758A (en) * | 2003-09-18 | 2005-04-01 | Nanya Technology Corp | Test driving method of semiconductor memory device |
JP2005174426A (ja) * | 2003-12-09 | 2005-06-30 | Micron Technology Inc | 選択可能メモリワード線の不活性化 |
JP5187852B2 (ja) * | 2009-03-30 | 2013-04-24 | 国立大学法人神戸大学 | 不良メモリセルの予知診断アーキテクチャーと予知診断方法 |
US9640269B2 (en) * | 2015-08-27 | 2017-05-02 | Kabushiki Kaisha Toshiba | Semiconductor memory device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62114200A (ja) * | 1985-11-13 | 1987-05-25 | Mitsubishi Electric Corp | 半導体メモリ装置 |
JPH0817040B2 (ja) * | 1986-10-20 | 1996-02-21 | 日本電信電話株式会社 | 半導体メモリ |
US5258954A (en) * | 1989-06-30 | 1993-11-02 | Kabushiki Kaisha Toshiba | Semiconductor memory including circuitry for driving plural word lines in a test mode |
JP3237127B2 (ja) * | 1991-04-19 | 2001-12-10 | 日本電気株式会社 | ダイナミックランダムアクセスメモリ装置 |
JPH05282898A (ja) * | 1992-03-30 | 1993-10-29 | Hitachi Ltd | 半導体記憶装置 |
JP3199862B2 (ja) * | 1992-08-12 | 2001-08-20 | 日本テキサス・インスツルメンツ株式会社 | 半導体記憶装置 |
EP0642137B1 (de) * | 1993-09-01 | 2001-11-28 | Koninklijke Philips Electronics N.V. | Ruhestromprüfbarer RAM |
-
1995
- 1995-02-15 DE DE69516768T patent/DE69516768T2/de not_active Expired - Fee Related
- 1995-02-15 EP EP95907132A patent/EP0698273B1/de not_active Expired - Lifetime
- 1995-02-15 WO PCT/IB1995/000106 patent/WO1995024774A2/en active IP Right Grant
- 1995-02-15 KR KR1019950704940A patent/KR100367191B1/ko not_active IP Right Cessation
- 1995-02-15 JP JP7523331A patent/JPH08510080A/ja active Pending
- 1995-03-06 US US08/399,303 patent/US5495448A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0698273A1 (de) | 1996-02-28 |
KR100367191B1 (ko) | 2003-04-10 |
KR960703484A (ko) | 1996-08-17 |
US5495448A (en) | 1996-02-27 |
WO1995024774A3 (en) | 1995-10-19 |
WO1995024774A2 (en) | 1995-09-14 |
EP0698273B1 (de) | 2000-05-10 |
JPH08510080A (ja) | 1996-10-22 |
DE69516768D1 (de) | 2000-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |