JPS60254499A - 記憶装置の作動状態の検査を行うことができる、冗長機能を有する半導体集積回路装置 - Google Patents

記憶装置の作動状態の検査を行うことができる、冗長機能を有する半導体集積回路装置

Info

Publication number
JPS60254499A
JPS60254499A JP59109463A JP10946384A JPS60254499A JP S60254499 A JPS60254499 A JP S60254499A JP 59109463 A JP59109463 A JP 59109463A JP 10946384 A JP10946384 A JP 10946384A JP S60254499 A JPS60254499 A JP S60254499A
Authority
JP
Japan
Prior art keywords
circuit
defective
address
control line
memory cell
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
JP59109463A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0349160B2 (enExample
Inventor
Masao Nakano
正夫 中野
Yoshihiro Takemae
義博 竹前
Tomio Nakano
中野　富男
Takeo Tatematsu
武夫 立松
Norihisa Tsuge
柘植　典久
Junji Ogawa
淳二 小川
Takashi Horii
堀井　孝
Yasuhiro Fujii
康宏 藤井
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP59109463A priority Critical patent/JPS60254499A/ja
Priority to US06/739,159 priority patent/US4752914A/en
Priority to DE3588121T priority patent/DE3588121T2/de
Priority to EP85401065A priority patent/EP0163580B1/en
Priority to KR1019850003795A priority patent/KR900008191B1/ko
Publication of JPS60254499A publication Critical patent/JPS60254499A/ja
Publication of JPH0349160B2 publication Critical patent/JPH0349160B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Semiconductor Memories (AREA)
JP59109463A 1984-05-31 1984-05-31 記憶装置の作動状態の検査を行うことができる、冗長機能を有する半導体集積回路装置 Granted JPS60254499A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP59109463A JPS60254499A (ja) 1984-05-31 1984-05-31 記憶装置の作動状態の検査を行うことができる、冗長機能を有する半導体集積回路装置
US06/739,159 US4752914A (en) 1984-05-31 1985-05-30 Semiconductor integrated circuit with redundant circuit replacement
DE3588121T DE3588121T2 (de) 1984-05-31 1985-05-30 Halbleiterintegrierte Schaltung mit einer Ersatzredundanzschaltung
EP85401065A EP0163580B1 (en) 1984-05-31 1985-05-30 Semiconductor integrated circuit with redundant circuit replacement
KR1019850003795A KR900008191B1 (ko) 1984-05-31 1985-05-31 대치 용장회로를 가진 반도체집적회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59109463A JPS60254499A (ja) 1984-05-31 1984-05-31 記憶装置の作動状態の検査を行うことができる、冗長機能を有する半導体集積回路装置

Publications (2)

Publication Number Publication Date
JPS60254499A true JPS60254499A (ja) 1985-12-16
JPH0349160B2 JPH0349160B2 (enExample) 1991-07-26

Family

ID=14510866

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59109463A Granted JPS60254499A (ja) 1984-05-31 1984-05-31 記憶装置の作動状態の検査を行うことができる、冗長機能を有する半導体集積回路装置

Country Status (1)

Country Link
JP (1) JPS60254499A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6065141A (en) * 1992-07-27 2000-05-16 Fujitsu Limited Self-diagnosable semiconductor memory device having a redundant circuit and semiconductor apparatus having the same in which the memory device cannot be accessed from outside the semiconductor apparatus

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107497A (ja) * 1982-12-13 1984-06-21 Hitachi Ltd 冗長回路を備えた半導体記憶装置
JPS59112500A (ja) * 1982-12-18 1984-06-28 Mitsubishi Electric Corp 半導体メモリ装置
JPS59210596A (ja) * 1983-05-13 1984-11-29 Hitachi Ltd 半導体記憶装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107497A (ja) * 1982-12-13 1984-06-21 Hitachi Ltd 冗長回路を備えた半導体記憶装置
JPS59112500A (ja) * 1982-12-18 1984-06-28 Mitsubishi Electric Corp 半導体メモリ装置
JPS59210596A (ja) * 1983-05-13 1984-11-29 Hitachi Ltd 半導体記憶装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6065141A (en) * 1992-07-27 2000-05-16 Fujitsu Limited Self-diagnosable semiconductor memory device having a redundant circuit and semiconductor apparatus having the same in which the memory device cannot be accessed from outside the semiconductor apparatus

Also Published As

Publication number Publication date
JPH0349160B2 (enExample) 1991-07-26

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