CN100520971C - 非易失性半导体存储器件及其操作控制方法和测试方法 - Google Patents
非易失性半导体存储器件及其操作控制方法和测试方法 Download PDFInfo
- Publication number
- CN100520971C CN100520971C CNB2006101278804A CN200610127880A CN100520971C CN 100520971 C CN100520971 C CN 100520971C CN B2006101278804 A CNB2006101278804 A CN B2006101278804A CN 200610127880 A CN200610127880 A CN 200610127880A CN 100520971 C CN100520971 C CN 100520971C
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- CN
- China
- Prior art keywords
- cell array
- memory cell
- erase
- volatile memory
- semiconductor device
- 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.)
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/10—Programming or data input circuits
- G11C16/14—Circuits for erasing electrically, e.g. erase voltage switching circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/30—Power supply circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention
- G11C16/3436—Arrangements for verifying correct programming or erasure
- G11C16/344—Arrangements for verifying correct erasure or for detecting overerased cells
- G11C16/3445—Circuits or methods to verify correct erasure of nonvolatile memory cells
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention
- G11C16/3436—Arrangements for verifying correct programming or erasure
- G11C16/3468—Prevention of overerasure or overprogramming, e.g. by verifying whilst erasing or writing
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- Read Only Memory (AREA)
- For Increasing The Reliability Of Semiconductor Memories (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006144224 | 2006-05-24 | ||
JP2006144224A JP4983096B2 (ja) | 2006-05-24 | 2006-05-24 | 不揮発性半導体記憶装置、不揮発性半導体記憶装置の消去方法および不揮発性半導体記憶装置の試験方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101079320A CN101079320A (zh) | 2007-11-28 |
CN100520971C true CN100520971C (zh) | 2009-07-29 |
Family
ID=38749329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006101278804A Active CN100520971C (zh) | 2006-05-24 | 2006-09-27 | 非易失性半导体存储器件及其操作控制方法和测试方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7359251B2 (zh) |
JP (1) | JP4983096B2 (zh) |
KR (1) | KR100769102B1 (zh) |
CN (1) | CN100520971C (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5741427B2 (ja) * | 2011-12-28 | 2015-07-01 | 富士通セミコンダクター株式会社 | 半導体記憶装置の試験方法及び半導体記憶装置 |
CN102890971B (zh) * | 2012-10-22 | 2016-08-03 | 上海华虹宏力半导体制造有限公司 | 存储器的可靠性测试方法 |
US10580505B1 (en) * | 2019-02-21 | 2020-03-03 | Elite Semiconductor Memory Technology Inc. | Erasing method used in flash memory |
CN111951862A (zh) * | 2019-05-14 | 2020-11-17 | 北京兆易创新科技股份有限公司 | 一种非易失存储器擦除处理方法及装置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3080744B2 (ja) * | 1991-12-27 | 2000-08-28 | 日本電気株式会社 | 電気的に書き込み一括消去可能な不揮発性半導体記憶装置 |
JPH06103790A (ja) * | 1992-09-17 | 1994-04-15 | Mitsubishi Electric Corp | 不揮発性半導体記憶装置 |
US5414664A (en) | 1993-05-28 | 1995-05-09 | Macronix International Co., Ltd. | Flash EPROM with block erase flags for over-erase protection |
JP3254633B2 (ja) * | 1994-07-04 | 2002-02-12 | 日立電子エンジニアリング株式会社 | Eep−romの同時テスト方法 |
JPH0831189A (ja) | 1994-07-14 | 1996-02-02 | Mitsubishi Electric Corp | 不揮発性半導体メモリのテスト方法 |
JP3600424B2 (ja) * | 1997-02-26 | 2004-12-15 | 株式会社東芝 | 半導体記憶装置 |
KR100255957B1 (ko) * | 1997-07-29 | 2000-05-01 | 윤종용 | 전기적으로 소거 및 프로그램 가능한 메모리 셀들을 구비한반도체 메모리 장치 |
JP3672435B2 (ja) * | 1998-04-22 | 2005-07-20 | 富士通株式会社 | 不揮発性メモリ装置 |
JP2000123581A (ja) * | 1998-10-14 | 2000-04-28 | Hitachi Ltd | 半導体記憶装置の書き込み方法、および半導体記憶装置 |
JP2000268584A (ja) * | 1999-03-15 | 2000-09-29 | Nec Corp | 不揮発性半導体記憶装置およびその製造方法 |
US6496417B1 (en) * | 1999-06-08 | 2002-12-17 | Macronix International Co., Ltd. | Method and integrated circuit for bit line soft programming (BLISP) |
US7042770B2 (en) * | 2001-07-23 | 2006-05-09 | Samsung Electronics Co., Ltd. | Memory devices with page buffer having dual registers and method of using the same |
JP4007909B2 (ja) * | 2002-12-26 | 2007-11-14 | 株式会社ルネサステクノロジ | 不揮発性半導体記憶装置のデータ消去方法 |
JP2004241045A (ja) * | 2003-02-06 | 2004-08-26 | Matsushita Electric Ind Co Ltd | 不揮発性半導体記憶装置 |
JP4073330B2 (ja) * | 2003-02-18 | 2008-04-09 | スパンション エルエルシー | 不揮発性半導体記憶装置 |
-
2006
- 2006-05-24 JP JP2006144224A patent/JP4983096B2/ja active Active
- 2006-09-11 US US11/518,207 patent/US7359251B2/en active Active
- 2006-09-27 CN CNB2006101278804A patent/CN100520971C/zh active Active
- 2006-09-28 KR KR1020060094499A patent/KR100769102B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR100769102B1 (ko) | 2007-10-23 |
JP4983096B2 (ja) | 2012-07-25 |
CN101079320A (zh) | 2007-11-28 |
JP2007317276A (ja) | 2007-12-06 |
US20070274131A1 (en) | 2007-11-29 |
US7359251B2 (en) | 2008-04-15 |
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Address after: Kanagawa Patentee after: Fujitsu Semiconductor Co., Ltd. Address before: Tokyo, Japan, Japan Patentee before: Fujitsu Microelectronics Ltd. |
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