JPH0217879B2 - - Google Patents
Info
- Publication number
- JPH0217879B2 JPH0217879B2 JP56119782A JP11978281A JPH0217879B2 JP H0217879 B2 JPH0217879 B2 JP H0217879B2 JP 56119782 A JP56119782 A JP 56119782A JP 11978281 A JP11978281 A JP 11978281A JP H0217879 B2 JPH0217879 B2 JP H0217879B2
- Authority
- JP
- Japan
- Prior art keywords
- gate
- erase
- memory cell
- floating gate
- insulating film
- 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
Landscapes
- Read Only Memory (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56119782A JPS5823390A (ja) | 1981-07-30 | 1981-07-30 | 半導体記憶装置 |
EP81305349A EP0052982B1 (en) | 1980-11-20 | 1981-11-11 | Semiconductor memory device and method for manufacturing the same |
DE8181305349T DE3175125D1 (en) | 1980-11-20 | 1981-11-11 | Semiconductor memory device and method for manufacturing the same |
US06/321,322 US4803529A (en) | 1980-11-20 | 1981-11-13 | Electrically erasable and electrically programmable read only memory |
US07/193,079 US4910565A (en) | 1980-11-20 | 1988-05-12 | Electrically erasable and electrically programmable read-only memory |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56119782A JPS5823390A (ja) | 1981-07-30 | 1981-07-30 | 半導体記憶装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5823390A JPS5823390A (ja) | 1983-02-12 |
JPH0217879B2 true JPH0217879B2 (en, 2012) | 1990-04-23 |
Family
ID=14770083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56119782A Granted JPS5823390A (ja) | 1980-11-20 | 1981-07-30 | 半導体記憶装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5823390A (en, 2012) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5513901A (en) * | 1978-07-17 | 1980-01-31 | Hitachi Ltd | Fixed memory of semiconductor |
JPS6025030B2 (ja) * | 1978-12-29 | 1985-06-15 | 富士通株式会社 | 半導体記憶装置の駆動方式 |
CH633123A5 (en) * | 1979-08-24 | 1982-11-15 | Centre Electron Horloger | Electrically reprogrammable non-volatile memory element |
JPS5792489A (en) * | 1980-11-29 | 1982-06-09 | Toshiba Corp | Semiconductor storage device |
-
1981
- 1981-07-30 JP JP56119782A patent/JPS5823390A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5823390A (ja) | 1983-02-12 |
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