IT1247650B - Memoria flash eprom con aumentata immunita' da soft programming su una linea di riferimento - Google Patents
Memoria flash eprom con aumentata immunita' da soft programming su una linea di riferimentoInfo
- Publication number
- IT1247650B IT1247650B IT08364490A IT8364490A IT1247650B IT 1247650 B IT1247650 B IT 1247650B IT 08364490 A IT08364490 A IT 08364490A IT 8364490 A IT8364490 A IT 8364490A IT 1247650 B IT1247650 B IT 1247650B
- Authority
- IT
- Italy
- Prior art keywords
- immunity
- reference line
- eprom memory
- flash eprom
- soft programming
- Prior art date
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
- G11C16/26—Sensing or reading circuits; Data output circuits
- G11C16/28—Sensing or reading circuits; Data output circuits using differential sensing or reference cells, e.g. dummy cells
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT08364490A IT1247650B (it) | 1990-10-31 | 1990-10-31 | Memoria flash eprom con aumentata immunita' da soft programming su una linea di riferimento |
DE69126843T DE69126843T2 (de) | 1990-10-31 | 1991-10-30 | Flash-EPROM mit verbesserter Weichprogrammierung von Referenzzellen |
JP3310104A JPH04265599A (ja) | 1990-10-31 | 1991-10-30 | 参照セルのソフトプログラミングに対する卓越した不感性を有するflash−epromセル |
EP91830472A EP0484298B1 (en) | 1990-10-31 | 1991-10-30 | Flash-EPROM with enhanced immunity from soft-programming of reference cells |
US07/783,690 US5311466A (en) | 1990-10-31 | 1991-10-30 | FLASH-EPROM with enhanced immunity from soft-programming of reference cells |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT08364490A IT1247650B (it) | 1990-10-31 | 1990-10-31 | Memoria flash eprom con aumentata immunita' da soft programming su una linea di riferimento |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9083644A0 IT9083644A0 (it) | 1990-10-31 |
IT9083644A1 IT9083644A1 (it) | 1992-05-01 |
IT1247650B true IT1247650B (it) | 1994-12-28 |
Family
ID=11323586
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT08364490A IT1247650B (it) | 1990-10-31 | 1990-10-31 | Memoria flash eprom con aumentata immunita' da soft programming su una linea di riferimento |
Country Status (5)
Country | Link |
---|---|
US (1) | US5311466A (it) |
EP (1) | EP0484298B1 (it) |
JP (1) | JPH04265599A (it) |
DE (1) | DE69126843T2 (it) |
IT (1) | IT1247650B (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08213572A (ja) * | 1994-11-30 | 1996-08-20 | Nkk Corp | 不揮発性半導体装置およびその製造方法 |
US6005805A (en) * | 1994-12-27 | 1999-12-21 | Nkk Corporation | Nonvolatile semiconductor device with a verify function |
US5949718A (en) * | 1997-12-17 | 1999-09-07 | Advanced Micro Devices, Inc. | Method and system for selected source during read and programming of flash memory |
US6538922B1 (en) | 2000-09-27 | 2003-03-25 | Sandisk Corporation | Writable tracking cells |
ITTO20030115A1 (it) * | 2003-02-17 | 2004-08-18 | St Microelectronics Srl | Metodo di soft-programmazione per un dispositivo di |
US7237074B2 (en) * | 2003-06-13 | 2007-06-26 | Sandisk Corporation | Tracking cells for a memory system |
US7301807B2 (en) | 2003-10-23 | 2007-11-27 | Sandisk Corporation | Writable tracking cells |
US6987696B1 (en) * | 2004-07-06 | 2006-01-17 | Advanced Micro Devices, Inc. | Method of improving erase voltage distribution for a flash memory array having dummy wordlines |
FR2901626A1 (fr) | 2006-05-29 | 2007-11-30 | St Microelectronics Sa | Memoire eeprom ayant une resistance contre le claquage de transistors amelioree |
KR20220039955A (ko) | 2020-09-22 | 2022-03-30 | 삼성전자주식회사 | 메모리 장치 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4713797A (en) * | 1985-11-25 | 1987-12-15 | Motorola Inc. | Current mirror sense amplifier for a non-volatile memory |
IT1214246B (it) * | 1987-05-27 | 1990-01-10 | Sgs Microelettronica Spa | Dispositivo di memoria non volatile ad elevato numero di cicli di modifica. |
JPH0814994B2 (ja) * | 1989-01-13 | 1996-02-14 | 株式会社東芝 | 半導体記憶装置 |
-
1990
- 1990-10-31 IT IT08364490A patent/IT1247650B/it active IP Right Grant
-
1991
- 1991-10-30 US US07/783,690 patent/US5311466A/en not_active Expired - Lifetime
- 1991-10-30 DE DE69126843T patent/DE69126843T2/de not_active Expired - Fee Related
- 1991-10-30 EP EP91830472A patent/EP0484298B1/en not_active Expired - Lifetime
- 1991-10-30 JP JP3310104A patent/JPH04265599A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0484298B1 (en) | 1997-07-16 |
EP0484298A3 (en) | 1993-02-24 |
DE69126843D1 (de) | 1997-08-21 |
DE69126843T2 (de) | 1998-01-02 |
JPH04265599A (ja) | 1992-09-21 |
US5311466A (en) | 1994-05-10 |
IT9083644A0 (it) | 1990-10-31 |
IT9083644A1 (it) | 1992-05-01 |
EP0484298A2 (en) | 1992-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971030 |