JPS5589996A - Test method for semiconductor memory unit and semiconductor memory unit suitable for it - Google Patents

Test method for semiconductor memory unit and semiconductor memory unit suitable for it

Info

Publication number
JPS5589996A
JPS5589996A JP15984278A JP15984278A JPS5589996A JP S5589996 A JPS5589996 A JP S5589996A JP 15984278 A JP15984278 A JP 15984278A JP 15984278 A JP15984278 A JP 15984278A JP S5589996 A JPS5589996 A JP S5589996A
Authority
JP
Japan
Prior art keywords
threshold voltage
semiconductor memory
memory unit
fetq
conduction
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
JP15984278A
Other languages
English (en)
Other versions
JPS5931158B2 (ja
Inventor
Atsushi Takai
Ryuji Kondo
Takaaki Hagiwara
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP53159842A priority Critical patent/JPS5931158B2/ja
Publication of JPS5589996A publication Critical patent/JPS5589996A/ja
Publication of JPS5931158B2 publication Critical patent/JPS5931158B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Static Random-Access Memory (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
JP53159842A 1978-12-27 1978-12-27 メモリ装置とその使用方法 Expired JPS5931158B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP53159842A JPS5931158B2 (ja) 1978-12-27 1978-12-27 メモリ装置とその使用方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53159842A JPS5931158B2 (ja) 1978-12-27 1978-12-27 メモリ装置とその使用方法

Publications (2)

Publication Number Publication Date
JPS5589996A true JPS5589996A (en) 1980-07-08
JPS5931158B2 JPS5931158B2 (ja) 1984-07-31

Family

ID=15702420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53159842A Expired JPS5931158B2 (ja) 1978-12-27 1978-12-27 メモリ装置とその使用方法

Country Status (1)

Country Link
JP (1) JPS5931158B2 (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55117034A (en) * 1979-02-28 1980-09-09 Yamaha Motor Co Ltd Apparatus for inhibiting rotation of rotatable part of engine
JPS57200993A (en) * 1981-06-02 1982-12-09 Matsushita Electronics Corp Semiconductor nonvolatile storage device
JPS5998394A (ja) * 1982-11-26 1984-06-06 Hitachi Ltd 半導体記憶装置
JPS6243898A (ja) * 1985-08-21 1987-02-25 Toshiba Corp 不揮発性半導体記憶装置
US5237537A (en) * 1991-06-12 1993-08-17 Etron Technology, Inc. Fast compare circuit particularly for memory with redundant addressing components

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0186171U (ja) * 1987-11-30 1989-06-07
JPH0186172U (ja) * 1987-11-30 1989-06-07

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55117034A (en) * 1979-02-28 1980-09-09 Yamaha Motor Co Ltd Apparatus for inhibiting rotation of rotatable part of engine
JPS57200993A (en) * 1981-06-02 1982-12-09 Matsushita Electronics Corp Semiconductor nonvolatile storage device
JPS5998394A (ja) * 1982-11-26 1984-06-06 Hitachi Ltd 半導体記憶装置
JPS6243898A (ja) * 1985-08-21 1987-02-25 Toshiba Corp 不揮発性半導体記憶装置
US5237537A (en) * 1991-06-12 1993-08-17 Etron Technology, Inc. Fast compare circuit particularly for memory with redundant addressing components

Also Published As

Publication number Publication date
JPS5931158B2 (ja) 1984-07-31

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