TW200632925A - SRAM test method and SRAM test arrangement - Google Patents
SRAM test method and SRAM test arrangementInfo
- Publication number
- TW200632925A TW200632925A TW094141126A TW94141126A TW200632925A TW 200632925 A TW200632925 A TW 200632925A TW 094141126 A TW094141126 A TW 094141126A TW 94141126 A TW94141126 A TW 94141126A TW 200632925 A TW200632925 A TW 200632925A
- Authority
- TW
- Taiwan
- Prior art keywords
- cell
- cut
- voltage
- wordline
- data value
- Prior art date
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
- 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
Landscapes
- For Increasing The Reliability Of Semiconductor Memories (AREA)
- Static Random-Access Memory (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0426005.5A GB0426005D0 (en) | 2004-11-26 | 2004-11-26 | Sram test method and sram test arrangement |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200632925A true TW200632925A (en) | 2006-09-16 |
Family
ID=33561399
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094141126A TW200632925A (en) | 2004-11-26 | 2005-11-23 | SRAM test method and SRAM test arrangement |
Country Status (8)
Country | Link |
---|---|
US (1) | US7463508B2 (zh) |
EP (1) | EP1834337B1 (zh) |
JP (1) | JP2008522334A (zh) |
KR (1) | KR20070086643A (zh) |
CN (1) | CN101065809B (zh) |
GB (1) | GB0426005D0 (zh) |
TW (1) | TW200632925A (zh) |
WO (1) | WO2006056902A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9779802B1 (en) | 2016-06-30 | 2017-10-03 | National Tsing Hua University | Memory apparatus and write failure responsive negative bitline voltage write assist circuit thereof |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010501966A (ja) | 2006-08-22 | 2010-01-21 | エヌエックスピー ビー ヴィ | スタティックランダムアクセスメモリを検査する方法 |
CN100470680C (zh) * | 2006-08-30 | 2009-03-18 | 北京兆日科技有限责任公司 | 一种对集成电路关闭内部功能的实现方法 |
JP5144219B2 (ja) * | 2007-11-07 | 2013-02-13 | パナソニック株式会社 | 半導体記憶装置 |
CN101211668B (zh) * | 2007-12-21 | 2013-07-31 | 上海宏力半导体制造有限公司 | 可获得读取电流的静态随机存储器及其测量方法 |
JP5315090B2 (ja) | 2009-02-27 | 2013-10-16 | ルネサスエレクトロニクス株式会社 | 半導体記憶装置及びその検査方法 |
US8850277B2 (en) * | 2011-07-15 | 2014-09-30 | Synopsys, Inc. | Detecting random telegraph noise induced failures in an electronic memory |
US8611164B2 (en) | 2011-08-01 | 2013-12-17 | International Business Machines Corporation | Device and method for detecting resistive defect |
US9679664B2 (en) * | 2012-02-11 | 2017-06-13 | Samsung Electronics Co., Ltd. | Method and system for providing a smart memory architecture |
CN102998607A (zh) * | 2012-11-29 | 2013-03-27 | 上海集成电路研发中心有限公司 | 一种测量和表征mos晶体管器件失配特性的方法及系统 |
US9412469B1 (en) | 2015-02-13 | 2016-08-09 | Apple Inc. | Weak bit detection using on-die voltage modulation |
US9959912B2 (en) | 2016-02-02 | 2018-05-01 | Qualcomm Incorporated | Timed sense amplifier circuits and methods in a semiconductor memory |
KR102471601B1 (ko) * | 2016-05-17 | 2022-11-29 | 에스케이하이닉스 주식회사 | 반도체 메모리 장치 및 그의 위크 셀 검출 방법 |
US11295995B2 (en) * | 2019-09-17 | 2022-04-05 | International Business Machines Corporation | Testing SRAM structures |
US20230409237A1 (en) * | 2022-06-17 | 2023-12-21 | Western Digital Technologies, Inc. | Data Storage Device With Weak Bits Handling |
CN115938456B (zh) * | 2023-03-09 | 2023-07-25 | 长鑫存储技术有限公司 | 半导体存储装置的测试方法、装置、设备及介质 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56153594A (en) * | 1980-04-28 | 1981-11-27 | Fujitsu Ltd | Test method for storage device |
US5559745A (en) | 1995-09-15 | 1996-09-24 | Intel Corporation | Static random access memory SRAM having weak write test circuit |
KR100206710B1 (ko) * | 1996-09-23 | 1999-07-01 | 윤종용 | 반도체 메모리 장치의 웨이퍼 번인 테스트 회로 |
US5835429A (en) * | 1997-05-09 | 1998-11-10 | Lsi Logic Corporation | Data retention weak write circuit and method of using same |
US6081465A (en) * | 1998-04-30 | 2000-06-27 | Hewlett-Packard Company | Static RAM circuit for defect analysis |
US6256241B1 (en) * | 2000-03-30 | 2001-07-03 | Intel Corporation | Short write test mode for testing static memory cells |
CN100423133C (zh) * | 2000-05-09 | 2008-10-01 | Nxp股份有限公司 | 包含sram存储器的集成电路及其测试方法 |
EP1286358A1 (en) * | 2001-06-22 | 2003-02-26 | STMicroelectronics Limited | Weak bit testing |
US6449200B1 (en) * | 2001-07-17 | 2002-09-10 | International Business Machines Corporation | Duty-cycle-efficient SRAM cell test |
US6778450B2 (en) * | 2002-05-08 | 2004-08-17 | Intel Corporation | Programmable weak write test mode |
CN100437834C (zh) * | 2003-03-12 | 2008-11-26 | Nxp股份有限公司 | 用于弱sram单元的检测装置和方法 |
KR100518579B1 (ko) * | 2003-06-05 | 2005-10-04 | 삼성전자주식회사 | 반도체 장치 및 그 테스트 방법 |
US7076376B1 (en) * | 2004-12-28 | 2006-07-11 | Hewlett-Packard Development Company, L.P. | System and method for calibrating weak write test mode (WWTM) |
-
2004
- 2004-11-26 GB GBGB0426005.5A patent/GB0426005D0/en not_active Ceased
-
2005
- 2005-11-08 JP JP2007542383A patent/JP2008522334A/ja active Pending
- 2005-11-08 CN CN2005800405384A patent/CN101065809B/zh not_active Expired - Fee Related
- 2005-11-08 US US11/720,314 patent/US7463508B2/en active Active
- 2005-11-08 WO PCT/IB2005/053677 patent/WO2006056902A1/en active Application Filing
- 2005-11-08 EP EP05802806A patent/EP1834337B1/en not_active Not-in-force
- 2005-11-08 KR KR1020077014472A patent/KR20070086643A/ko not_active Application Discontinuation
- 2005-11-23 TW TW094141126A patent/TW200632925A/zh unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9779802B1 (en) | 2016-06-30 | 2017-10-03 | National Tsing Hua University | Memory apparatus and write failure responsive negative bitline voltage write assist circuit thereof |
Also Published As
Publication number | Publication date |
---|---|
CN101065809B (zh) | 2011-06-01 |
JP2008522334A (ja) | 2008-06-26 |
EP1834337B1 (en) | 2012-09-12 |
US20080106956A1 (en) | 2008-05-08 |
KR20070086643A (ko) | 2007-08-27 |
GB0426005D0 (en) | 2004-12-29 |
EP1834337A1 (en) | 2007-09-19 |
CN101065809A (zh) | 2007-10-31 |
US7463508B2 (en) | 2008-12-09 |
WO2006056902A1 (en) | 2006-06-01 |
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