DE4014723A1 - Halbleiterspeichereinrichtung mit redundanzschaltkreis - Google Patents

Halbleiterspeichereinrichtung mit redundanzschaltkreis

Info

Publication number
DE4014723A1
DE4014723A1 DE4014723A DE4014723A DE4014723A1 DE 4014723 A1 DE4014723 A1 DE 4014723A1 DE 4014723 A DE4014723 A DE 4014723A DE 4014723 A DE4014723 A DE 4014723A DE 4014723 A1 DE4014723 A1 DE 4014723A1
Authority
DE
Germany
Prior art keywords
blocks
redundancy circuit
row
semiconductor memory
spare
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.)
Granted
Application number
DE4014723A
Other languages
German (de)
English (en)
Other versions
DE4014723C2 (enExample
Inventor
Tsukasa Ooishi
Yoshio Matsuda
Kazutami Arimoto
Masaki Tsukude
Kazuyasu Fujishima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE4014723A1 publication Critical patent/DE4014723A1/de
Application granted granted Critical
Publication of DE4014723C2 publication Critical patent/DE4014723C2/de
Granted legal-status Critical Current

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
    • G11C29/70—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
    • G11C29/806—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved layout by reducing size of decoders
    • 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
    • G11C29/781—Masking faults in memories by using spares or by reconfiguring using programmable devices combined in a redundant decoder
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C8/00—Arrangements for selecting an address in a digital store
    • G11C8/10—Decoders

Landscapes

  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Dram (AREA)
  • Static Random-Access Memory (AREA)
  • Design And Manufacture Of Integrated Circuits (AREA)
  • Semiconductor Memories (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
DE4014723A 1989-05-09 1990-05-08 Halbleiterspeichereinrichtung mit redundanzschaltkreis Granted DE4014723A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1116527A JP2547633B2 (ja) 1989-05-09 1989-05-09 半導体記憶装置

Publications (2)

Publication Number Publication Date
DE4014723A1 true DE4014723A1 (de) 1990-11-15
DE4014723C2 DE4014723C2 (enExample) 1991-10-31

Family

ID=14689337

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4014723A Granted DE4014723A1 (de) 1989-05-09 1990-05-08 Halbleiterspeichereinrichtung mit redundanzschaltkreis

Country Status (4)

Country Link
US (2) US5982678A (enExample)
JP (1) JP2547633B2 (enExample)
KR (1) KR940000902B1 (enExample)
DE (1) DE4014723A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0660237A3 (en) * 1993-12-22 1997-02-19 Hitachi Ltd Semiconductor memory device with a reserve memory cell array.
EP0600151A3 (en) * 1992-12-03 1998-11-11 Fujitsu Limited Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950004623B1 (ko) * 1992-12-07 1995-05-03 삼성전자주식회사 리던던시 효율이 향상되는 반도체 메모리 장치
US6072735A (en) * 1998-06-22 2000-06-06 Lucent Technologies, Inc. Built-in redundancy architecture for computer memories
US6198675B1 (en) 1998-12-23 2001-03-06 Cray Inc. RAM configurable redundancy
JP2001143494A (ja) * 1999-03-19 2001-05-25 Toshiba Corp 半導体記憶装置
JP2000285694A (ja) * 1999-03-30 2000-10-13 Mitsubishi Electric Corp 半導体記憶装置および半導体記憶装置を搭載する半導体集積回路装置
US7656727B2 (en) * 2007-04-25 2010-02-02 Hewlett-Packard Development Company, L.P. Semiconductor memory device and system providing spare memory locations

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60103469A (ja) * 1983-11-09 1985-06-07 Toshiba Corp 半導体記憶装置の冗長部

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5928560Y2 (ja) * 1979-11-13 1984-08-17 富士通株式会社 冗長ビットを有する記憶装置
DE3028813C2 (de) * 1980-07-30 1983-09-08 Christensen, Inc., 84115 Salt Lake City, Utah Verfahren und Vorrichtung zur Fernübertragung von Informationen
US4389715A (en) * 1980-10-06 1983-06-21 Inmos Corporation Redundancy scheme for a dynamic RAM
US4459685A (en) * 1982-03-03 1984-07-10 Inmos Corporation Redundancy system for high speed, wide-word semiconductor memories
JPS59151398A (ja) * 1983-02-17 1984-08-29 Mitsubishi Electric Corp 半導体記憶装置
US4639897A (en) * 1983-08-31 1987-01-27 Rca Corporation Priority encoded spare element decoder
JPS6237479A (ja) * 1985-08-12 1987-02-18 日産自動車株式会社 無線式施解錠制御装置
JPS62222500A (ja) * 1986-03-20 1987-09-30 Fujitsu Ltd 半導体記憶装置
JPS62293598A (ja) * 1986-06-12 1987-12-21 Toshiba Corp 半導体記憶装置
JPH0810553B2 (ja) * 1986-06-13 1996-01-31 松下電器産業株式会社 記憶回路
JPS6355797A (ja) * 1986-08-27 1988-03-10 Fujitsu Ltd メモリ
US4837747A (en) * 1986-11-29 1989-06-06 Mitsubishi Denki Kabushiki Kaisha Redundary circuit with a spare main decoder responsive to an address of a defective cell in a selected cell block
JPH0748315B2 (ja) * 1986-12-22 1995-05-24 三菱電機株式会社 半導体記憶装置
JP2629697B2 (ja) * 1987-03-27 1997-07-09 日本電気株式会社 半導体記憶装置
JP2590897B2 (ja) * 1987-07-20 1997-03-12 日本電気株式会社 半導体メモリ
US4807191A (en) * 1988-01-04 1989-02-21 Motorola, Inc. Redundancy for a block-architecture memory
US4885720A (en) * 1988-04-01 1989-12-05 International Business Machines Corporation Memory device and method implementing wordline redundancy without an access time penalty
JP2617779B2 (ja) * 1988-08-31 1997-06-04 三菱電機株式会社 半導体メモリ装置
JP2582439B2 (ja) * 1989-07-11 1997-02-19 富士通株式会社 書き込み可能な半導体記憶装置
KR950000504B1 (ko) * 1992-01-31 1995-01-24 삼성전자 주식회사 복수개의 로우 어드레스 스트로브 신호를 가지는 반도체 메모리 장치

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60103469A (ja) * 1983-11-09 1985-06-07 Toshiba Corp 半導体記憶装置の冗長部
US4648075A (en) * 1983-11-09 1987-03-03 Kabushiki Kaisha Toshiba Redundancy circuit for a semiconductor memory device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0600151A3 (en) * 1992-12-03 1998-11-11 Fujitsu Limited Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics
US6288945B1 (en) 1992-12-03 2001-09-11 Fujitsu Limited Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics
US6414874B2 (en) 1992-12-03 2002-07-02 Fujitsu Limited Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics
US6563738B2 (en) 1992-12-03 2003-05-13 Fujitsu Limited Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics
US6611464B2 (en) * 1992-12-03 2003-08-26 Fujitsu Limited Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics
US6618288B2 (en) 1992-12-03 2003-09-09 Fujitsu Limited Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics
US6646920B2 (en) 1992-12-03 2003-11-11 Fujitsu Limited Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics
EP0660237A3 (en) * 1993-12-22 1997-02-19 Hitachi Ltd Semiconductor memory device with a reserve memory cell array.

Also Published As

Publication number Publication date
US5982678A (en) 1999-11-09
KR940000902B1 (ko) 1994-02-04
JPH02294999A (ja) 1990-12-05
JP2547633B2 (ja) 1996-10-23
KR900019047A (ko) 1990-12-22
US6075732A (en) 2000-06-13
DE4014723C2 (enExample) 1991-10-31

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8328 Change in the person/name/address of the agent

Representative=s name: PRUFER & PARTNER GBR, 81545 MUENCHEN