JPS623994B2 - - Google Patents
Info
- Publication number
- JPS623994B2 JPS623994B2 JP55172916A JP17291680A JPS623994B2 JP S623994 B2 JPS623994 B2 JP S623994B2 JP 55172916 A JP55172916 A JP 55172916A JP 17291680 A JP17291680 A JP 17291680A JP S623994 B2 JPS623994 B2 JP S623994B2
- Authority
- JP
- Japan
- Prior art keywords
- erase
- gate
- insulating film
- data
- 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.)
- Expired
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
- G11C16/04—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS
- G11C16/0408—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Read Only Memory (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17291680A JPS5798191A (en) | 1980-12-08 | 1980-12-08 | Semiconductor storage device |
EP81305348A EP0054355B1 (en) | 1980-12-08 | 1981-11-11 | Semiconductor memory device |
DE8181305348T DE3174417D1 (en) | 1980-12-08 | 1981-11-11 | Semiconductor memory device |
US06/321,320 US4437172A (en) | 1980-12-08 | 1981-11-13 | Semiconductor memory device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17291680A JPS5798191A (en) | 1980-12-08 | 1980-12-08 | Semiconductor storage device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5798191A JPS5798191A (en) | 1982-06-18 |
JPS623994B2 true JPS623994B2 (enrdf_load_stackoverflow) | 1987-01-28 |
Family
ID=15950720
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17291680A Granted JPS5798191A (en) | 1980-12-08 | 1980-12-08 | Semiconductor storage device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5798191A (enrdf_load_stackoverflow) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH073693B2 (ja) * | 1986-05-20 | 1995-01-18 | 日本電信電話株式会社 | 光ビ−ムのアクセス制御装置 |
US5313420A (en) | 1987-04-24 | 1994-05-17 | Kabushiki Kaisha Toshiba | Programmable semiconductor memory |
US5719805A (en) * | 1987-04-24 | 1998-02-17 | Kabushiki Kaisha Toshiba | Electrically programmable non-volatile semiconductor memory including series connected memory cells and decoder circuitry for applying a ground voltage to non-selected circuit units |
US5245566A (en) * | 1987-04-24 | 1993-09-14 | Fujio Masuoka | Programmable semiconductor |
JPH0191395A (ja) * | 1987-10-01 | 1989-04-11 | Toshiba Corp | 不揮発性半導体メモリ |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5633797B2 (enrdf_load_stackoverflow) * | 1973-05-18 | 1981-08-06 | ||
JPS5513901A (en) * | 1978-07-17 | 1980-01-31 | Hitachi Ltd | Fixed memory of semiconductor |
-
1980
- 1980-12-08 JP JP17291680A patent/JPS5798191A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5798191A (en) | 1982-06-18 |