KR950004869B1 - 불휘발성 반도체 기억장치 - Google Patents
불휘발성 반도체 기억장치 Download PDFInfo
- Publication number
- KR950004869B1 KR950004869B1 KR1019920018861A KR920018861A KR950004869B1 KR 950004869 B1 KR950004869 B1 KR 950004869B1 KR 1019920018861 A KR1019920018861 A KR 1019920018861A KR 920018861 A KR920018861 A KR 920018861A KR 950004869 B1 KR950004869 B1 KR 950004869B1
- Authority
- KR
- South Korea
- Prior art keywords
- cell
- circuit
- redundant
- circuit means
- column
- 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 - Lifetime
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
- G11C29/70—Masking faults in memories by using spares or by reconfiguring
- G11C29/78—Masking faults in memories by using spares or by reconfiguring using programmable devices
- G11C29/785—Masking faults in memories by using spares or by reconfiguring using programmable devices with redundancy programming schemes
- G11C29/789—Masking faults in memories by using spares or by reconfiguring using programmable devices with redundancy programming schemes using non-volatile cells or latches
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/04—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS
- G11C16/0483—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells having several storage transistors connected in series
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/70—Masking faults in memories by using spares or by reconfiguring
- G11C29/78—Masking faults in memories by using spares or by reconfiguring using programmable devices
- G11C29/80—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved layout
- G11C29/808—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved layout using a flexible replacement scheme
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/70—Masking faults in memories by using spares or by reconfiguring
- G11C29/78—Masking faults in memories by using spares or by reconfiguring using programmable devices
- G11C29/80—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved layout
- G11C29/816—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved layout for an application-specific layout
- G11C29/82—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved layout for an application-specific layout for EEPROMs
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- For Increasing The Reliability Of Semiconductor Memories (AREA)
- Read Only Memory (AREA)
- Non-Volatile Memory (AREA)
Abstract
Description
Claims (8)
- 반도체성 기판(11)과 ; 이 기판(11)과 절연적으로 배열된 전하축적층(14)과, 이 전하축적층(14)의 위쪽에 위치하면서 전하의 이동에 따라 상기 전하축적층(14)과 전기적으로 데이터의 교환을 허용하는 절연된 제어게이트 전극(16)을 갖춘 하나의 트랜지스터(M1)를 포함하고, 각각 소정수의 메모리셀 트랜지스터(M1~M8)의 직렬회로를 포함하는 다수의 블록으로 분할된 다수의 NAND셀부를 포함하며, 상기 기판(11)상에 형성된 메모리셀 행렬 어레이(21) 및 ; 상기 NAND셀부에 접속된 다수의 비트선(BL)을 구비하여 구성된 전기적으로 소거가 가능한 프로그래머블 반도체 기억장치에 있어서, 적어도 하나의 예비 셀블록(32-1,32-2)을 포함하는 용장 메모리셀 어레이(32)와, 불량 메모리셀 또는 예비 셀블록(32-1,32-2)을 갖춘셀을 대체하기 위해 상기 셀블록과 관련된 용장회로수단(29)을 더 구비하여 구성된 것을 특징으로 하는 전기적으로 소거가 가능한 프로그래머블 불휘발성 반도체 기억장치.
- 제1항에 있어서, 상기 예비 셀블록(32-1,32-2)은 복수의 낸드셀부를 포함하고, 각 낸드셀부는 미리 결정된 수의 메모리셀 트랜지스터(M)의 직렬회로를 포함하는 것을 특징으로 하는 전기적으로 소거가 가능한 프로그래머블 불휘발성 반도체 기억장치.
- 제2항에 있어서, 상기 용장 메모리셀 어레이(32)는 복수의 예비 셀블록(32-1,32-2)을 포함하는 것을 특징으로 하는 전기적으로 소거가 가능한 프로그래머블 불휘발성 반도체 기억장치.
- 제3항에 있어서, 상기 용장회로수단(29)이 상기 불량 블록의 어드레스를유지하는 어드레스 격납회로수단(44)과 ; 이 어드레스 격납회로수단(44)에 응답하여 불량 블록과 예비 블록과의 치환을 지정하는 로직회로수단(50) 및 ; 이 로직회로수단(50)에 활성화신호를 공급하는 신호생성회로수단(52)으로 구성된 것을 특징으로 하는 전기적으로 소거가 가능한 프로그래머블 불휘발성 반도체 기억장치.
- 제2항에 있어서, 각 낸드셀부의 일단과 대응 비트선간에 배열된 제1스위칭 트랜지스터(S1)와, 상기 낸드셀부의 타단과 공통 소오스전위(Vs)간에 결합된 제2스위칭 트랜지스터(S2)를 더 구비하여 구성된 것을 특징으로 하는 전기적으로 소거가 가능한 프로그래머블 불휘발성 반도체 기억장치.
- 제2항에 있어서, 상기 메모리셀 어레이의 열에 인접되도록 상기 기판(11)에 형성되면서 적어도 1개의 에비 열을 포함하는 용장열부(34)와, 상기 메모리셀 어레이의 열중에서 불량 열을 상기 예비 열과 치환하는 열용장회로수단(30)을 더 구비하여 구성된 것을 특징으로 하는 전기적으로 소거가 가능한 프로그래머블 불휘발성 반도체 기억장치.
- 제6항에 있어서, 상기 용장열부(34)는 복수의 예비 열을 포함하는 것을 특징으로 하는 전기적으로 소거가 가능한 프로그래머블 불휘발성 반도체 기억장치.
- 제7항에 있어서, 상기 열용장회로수단(30)은, 상기 불량열의 어드레스를 유지하는 어드레스 격납회로수단(64)과 ; 이 어드레스 격납회로수단(64)에 응답하면서 불량열과 예비열의 치환을 지정하는 열치환 로직회로수단(66) 및 ; 이 열치환 로직회로수단(66)에 활성화신호를 공급하는 신호생성회로수단(68)으로 구성된 것을 특징으로 하는 전기적으로 소거가 가능한 프로그래머블 불휘발성 반도체 기억장치.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26458291A JPH05109292A (ja) | 1991-10-14 | 1991-10-14 | 不揮発性半導体記憶装置 |
| JP91-264582 | 1991-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR950004869B1 true KR950004869B1 (ko) | 1995-05-15 |
Family
ID=17405297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019920018861A Expired - Lifetime KR950004869B1 (ko) | 1991-10-14 | 1992-10-14 | 불휘발성 반도체 기억장치 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5278794A (ko) |
| EP (1) | EP0537973B1 (ko) |
| JP (1) | JPH05109292A (ko) |
| KR (1) | KR950004869B1 (ko) |
| DE (1) | DE69221809T2 (ko) |
Families Citing this family (56)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5357462A (en) * | 1991-09-24 | 1994-10-18 | Kabushiki Kaisha Toshiba | Electrically erasable and programmable non-volatile semiconductor memory with automatic write-verify controller |
| JP3122201B2 (ja) * | 1991-11-30 | 2001-01-09 | 株式会社東芝 | メモリカード装置 |
| JP2738195B2 (ja) * | 1991-12-27 | 1998-04-08 | 日本電気株式会社 | 不揮発性半導体記憶装置 |
| US6222762B1 (en) * | 1992-01-14 | 2001-04-24 | Sandisk Corporation | Multi-state memory |
| US5657332A (en) * | 1992-05-20 | 1997-08-12 | Sandisk Corporation | Soft errors handling in EEPROM devices |
| JP3412839B2 (ja) * | 1992-07-01 | 2003-06-03 | 株式会社東芝 | 不揮発性半導体メモリ装置 |
| JP3020355B2 (ja) * | 1992-08-03 | 2000-03-15 | シャープ株式会社 | 不揮発性メモリ及びその書き込み方法 |
| JP2981346B2 (ja) * | 1992-08-31 | 1999-11-22 | シャープ株式会社 | 読み出し専用半導体記憶装置 |
| JP3204799B2 (ja) * | 1993-04-28 | 2001-09-04 | 株式会社東芝 | 半導体メモリ装置 |
| GB2283345B (en) * | 1993-05-11 | 1997-11-12 | Nippon Kokan Kk | Non-volatile memory device and method for adjusting the threshold value thereof |
| JP3265076B2 (ja) * | 1993-09-20 | 2002-03-11 | 株式会社東芝 | 半導体記憶装置 |
| JP3212421B2 (ja) * | 1993-09-20 | 2001-09-25 | 富士通株式会社 | 不揮発性半導体記憶装置 |
| US5623444A (en) * | 1994-08-25 | 1997-04-22 | Nippon Kokan Kk | Electrically-erasable ROM with pulse-driven memory cell transistors |
| JP3730272B2 (ja) * | 1994-09-17 | 2005-12-21 | 株式会社東芝 | 不揮発性半導体記憶装置 |
| JP3425811B2 (ja) * | 1994-09-28 | 2003-07-14 | Necエレクトロニクス株式会社 | 半導体メモリ |
| US5615146A (en) * | 1994-11-11 | 1997-03-25 | Nkk Corporation | Nonvolatile memory with write data latch |
| US5602779A (en) * | 1994-11-11 | 1997-02-11 | Nkk Corporation | Nonvolatile multivalue memory |
| US5808338A (en) * | 1994-11-11 | 1998-09-15 | Nkk Corporation | Nonvolatile semiconductor memory |
| US5661686A (en) * | 1994-11-11 | 1997-08-26 | Nkk Corporation | Nonvolatile semiconductor memory |
| FR2728380A1 (fr) * | 1994-12-20 | 1996-06-21 | Sgs Thomson Microelectronics | Procede d'ecriture de donnees dans une memoire et memoire electriquement programmable correspondante |
| JP3631277B2 (ja) * | 1995-01-27 | 2005-03-23 | 株式会社日立製作所 | メモリモジュール |
| JPH08329691A (ja) * | 1995-05-30 | 1996-12-13 | Nkk Corp | 不揮発性半導体記憶装置 |
| JPH0935500A (ja) * | 1995-07-21 | 1997-02-07 | Toshiba Corp | 不揮発性半導体記憶装置のスクリーニング方法 |
| JPH0945094A (ja) * | 1995-07-31 | 1997-02-14 | Nkk Corp | 不揮発性半導体記憶装置 |
| JPH0945090A (ja) * | 1995-07-31 | 1997-02-14 | Nkk Corp | 不揮発性半導体記憶装置 |
| JP3230795B2 (ja) * | 1995-09-29 | 2001-11-19 | シャープ株式会社 | 読み出し専用半導体記憶装置 |
| JPH09306189A (ja) * | 1996-05-10 | 1997-11-28 | Mitsubishi Electric Corp | 不揮発性半導体記憶装置 |
| US5648930A (en) * | 1996-06-28 | 1997-07-15 | Symbios Logic Inc. | Non-volatile memory which is programmable from a power source |
| US5661687A (en) * | 1996-09-30 | 1997-08-26 | Symbios Logic Inc. | Drain excluded EPROM cell |
| US5838616A (en) * | 1996-09-30 | 1998-11-17 | Symbios, Inc. | Gate edge aligned EEPROM transistor |
| KR100205006B1 (ko) * | 1996-10-08 | 1999-06-15 | 윤종용 | 자동 결함 블럭 맵핑 기능을 갖는 반도체 메모리 장치 |
| JP3450625B2 (ja) * | 1997-02-10 | 2003-09-29 | 東芝マイクロエレクトロニクス株式会社 | 不揮発性半導体記憶装置とその動作方法 |
| US5909449A (en) * | 1997-09-08 | 1999-06-01 | Invox Technology | Multibit-per-cell non-volatile memory with error detection and correction |
| JPH11328981A (ja) * | 1998-05-12 | 1999-11-30 | Matsushita Electric Ind Co Ltd | 半導体記憶装置,およびレギュレータ |
| JP4413306B2 (ja) * | 1999-03-23 | 2010-02-10 | 株式会社東芝 | 半導体記憶装置 |
| DE10043397B4 (de) * | 1999-09-06 | 2007-02-08 | Samsung Electronics Co., Ltd., Suwon | Flash-Speicherbauelement mit Programmierungszustandsfeststellungsschaltung und das Verfahren dafür |
| KR100338776B1 (ko) * | 2000-07-11 | 2002-05-31 | 윤종용 | 멀티 로우 어드레스 테스트 가능한 반도체 메모리 장치 및그 테스트 방법 |
| KR100380024B1 (ko) * | 2001-01-04 | 2003-04-18 | 삼성전자주식회사 | 리던던시를 구비하는 반도체 메모리 장치 |
| US6856560B2 (en) * | 2002-04-26 | 2005-02-15 | Infineon Technologies Aktiengesellschaft | Redundancy in series grouped memory architecture |
| US7173852B2 (en) * | 2003-10-03 | 2007-02-06 | Sandisk Corporation | Corrected data storage and handling methods |
| US7012835B2 (en) * | 2003-10-03 | 2006-03-14 | Sandisk Corporation | Flash memory data correction and scrub techniques |
| DE602004002947T2 (de) * | 2004-07-14 | 2007-06-28 | Stmicroelectronics S.R.L., Agrate Brianza | NAND Flash Speicher mit Speicherredundanz |
| US7395404B2 (en) * | 2004-12-16 | 2008-07-01 | Sandisk Corporation | Cluster auto-alignment for storing addressable data packets in a non-volatile memory array |
| US7315916B2 (en) * | 2004-12-16 | 2008-01-01 | Sandisk Corporation | Scratch pad block |
| US7716538B2 (en) * | 2006-09-27 | 2010-05-11 | Sandisk Corporation | Memory with cell population distribution assisted read margining |
| US7886204B2 (en) * | 2006-09-27 | 2011-02-08 | Sandisk Corporation | Methods of cell population distribution assisted read margining |
| US7477547B2 (en) * | 2007-03-28 | 2009-01-13 | Sandisk Corporation | Flash memory refresh techniques triggered by controlled scrub data reads |
| US7573773B2 (en) * | 2007-03-28 | 2009-08-11 | Sandisk Corporation | Flash memory with data refresh triggered by controlled scrub data reads |
| US8687421B2 (en) | 2011-11-21 | 2014-04-01 | Sandisk Technologies Inc. | Scrub techniques for use with dynamic read |
| US9230689B2 (en) | 2014-03-17 | 2016-01-05 | Sandisk Technologies Inc. | Finding read disturbs on non-volatile memories |
| JP5888387B1 (ja) * | 2014-10-22 | 2016-03-22 | ミツミ電機株式会社 | 電池保護回路及び電池保護装置、並びに電池パック |
| US9552171B2 (en) | 2014-10-29 | 2017-01-24 | Sandisk Technologies Llc | Read scrub with adaptive counter management |
| US9978456B2 (en) | 2014-11-17 | 2018-05-22 | Sandisk Technologies Llc | Techniques for reducing read disturb in partially written blocks of non-volatile memory |
| US9349479B1 (en) | 2014-11-18 | 2016-05-24 | Sandisk Technologies Inc. | Boundary word line operation in nonvolatile memory |
| US9449700B2 (en) | 2015-02-13 | 2016-09-20 | Sandisk Technologies Llc | Boundary word line search and open block read methods with reduced read disturb |
| US9653154B2 (en) | 2015-09-21 | 2017-05-16 | Sandisk Technologies Llc | Write abort detection for multi-state memories |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62293598A (ja) * | 1986-06-12 | 1987-12-21 | Toshiba Corp | 半導体記憶装置 |
| US5075890A (en) * | 1989-05-02 | 1991-12-24 | Kabushiki Kaisha Toshiba | Electrically erasable programmable read-only memory with nand cell |
| JPH0378199A (ja) * | 1989-08-18 | 1991-04-03 | Mitsubishi Electric Corp | 不揮発性半導体メモリ |
| JP2862584B2 (ja) * | 1989-08-31 | 1999-03-03 | 株式会社東芝 | 不揮発性半導体メモリ装置 |
| US5153880A (en) * | 1990-03-12 | 1992-10-06 | Xicor, Inc. | Field-programmable redundancy apparatus for memory arrays |
| US5220518A (en) * | 1990-06-07 | 1993-06-15 | Vlsi Technology, Inc. | Integrated circuit memory with non-binary array configuration |
-
1991
- 1991-10-14 JP JP26458291A patent/JPH05109292A/ja active Pending
-
1992
- 1992-10-13 EP EP92309295A patent/EP0537973B1/en not_active Expired - Lifetime
- 1992-10-13 DE DE69221809T patent/DE69221809T2/de not_active Expired - Lifetime
- 1992-10-14 KR KR1019920018861A patent/KR950004869B1/ko not_active Expired - Lifetime
- 1992-10-14 US US07/960,882 patent/US5278794A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0537973B1 (en) | 1997-08-27 |
| DE69221809T2 (de) | 1998-02-19 |
| EP0537973A2 (en) | 1993-04-21 |
| JPH05109292A (ja) | 1993-04-30 |
| DE69221809D1 (de) | 1997-10-02 |
| US5278794A (en) | 1994-01-11 |
| EP0537973A3 (en) | 1993-12-01 |
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