JPS58159296A - 不揮発性メモリ回路 - Google Patents

不揮発性メモリ回路

Info

Publication number
JPS58159296A
JPS58159296A JP57041183A JP4118382A JPS58159296A JP S58159296 A JPS58159296 A JP S58159296A JP 57041183 A JP57041183 A JP 57041183A JP 4118382 A JP4118382 A JP 4118382A JP S58159296 A JPS58159296 A JP S58159296A
Authority
JP
Japan
Prior art keywords
erasing
terminal
memory circuit
volatile memory
potential
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
JP57041183A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0447400B2 (enrdf_load_stackoverflow
Inventor
Heihachiro Ebihara
平八郎 海老原
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.)
Citizen Holdings Co Ltd
Citizen Watch Co Ltd
Original Assignee
Citizen Holdings Co Ltd
Citizen Watch Co 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 Citizen Holdings Co Ltd, Citizen Watch Co Ltd filed Critical Citizen Holdings Co Ltd
Priority to JP57041183A priority Critical patent/JPS58159296A/ja
Priority to US06/475,424 priority patent/US4589097A/en
Priority to GB08307299A priority patent/GB2118797B/en
Publication of JPS58159296A publication Critical patent/JPS58159296A/ja
Publication of JPH0447400B2 publication Critical patent/JPH0447400B2/ja
Granted legal-status Critical Current

Links

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
    • G11C16/16—Circuits for erasing electrically, e.g. erase voltage switching circuits for erasing blocks, e.g. arrays, words, groups
    • 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

Landscapes

  • Read Only Memory (AREA)
JP57041183A 1982-03-16 1982-03-16 不揮発性メモリ回路 Granted JPS58159296A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP57041183A JPS58159296A (ja) 1982-03-16 1982-03-16 不揮発性メモリ回路
US06/475,424 US4589097A (en) 1982-03-16 1983-03-15 Non-volatile memory circuit having a common write and erase terminal
GB08307299A GB2118797B (en) 1982-03-16 1983-03-16 Non-volatile memory circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57041183A JPS58159296A (ja) 1982-03-16 1982-03-16 不揮発性メモリ回路

Publications (2)

Publication Number Publication Date
JPS58159296A true JPS58159296A (ja) 1983-09-21
JPH0447400B2 JPH0447400B2 (enrdf_load_stackoverflow) 1992-08-03

Family

ID=12601300

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57041183A Granted JPS58159296A (ja) 1982-03-16 1982-03-16 不揮発性メモリ回路

Country Status (1)

Country Link
JP (1) JPS58159296A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60251599A (ja) * 1984-05-28 1985-12-12 Seiko Epson Corp 消去可能な不揮発性メモリ回路

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50126337A (enrdf_load_stackoverflow) * 1974-03-25 1975-10-04
JPS5694586A (en) * 1979-12-28 1981-07-31 Citizen Watch Co Ltd Electronic timepiece having nonvolatile storage device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50126337A (enrdf_load_stackoverflow) * 1974-03-25 1975-10-04
JPS5694586A (en) * 1979-12-28 1981-07-31 Citizen Watch Co Ltd Electronic timepiece having nonvolatile storage device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60251599A (ja) * 1984-05-28 1985-12-12 Seiko Epson Corp 消去可能な不揮発性メモリ回路

Also Published As

Publication number Publication date
JPH0447400B2 (enrdf_load_stackoverflow) 1992-08-03

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