DE69232510T2 - Nicht-flüchtige Halbleiter-Speicher-Vorrichtung - Google Patents
Nicht-flüchtige Halbleiter-Speicher-VorrichtungInfo
- Publication number
- DE69232510T2 DE69232510T2 DE1992632510 DE69232510T DE69232510T2 DE 69232510 T2 DE69232510 T2 DE 69232510T2 DE 1992632510 DE1992632510 DE 1992632510 DE 69232510 T DE69232510 T DE 69232510T DE 69232510 T2 DE69232510 T2 DE 69232510T2
- Authority
- DE
- Germany
- Prior art keywords
- threshold voltage
- erasure
- memory cells
- cell
- highest
- 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 - Fee Related
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
-
- 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
- G11C16/30—Power supply circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/52—Protection of memory contents; Detection of errors in memory contents
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2201/00—Indexing scheme relating to error detection, to error correction, and to monitoring
- G06F2201/81—Threshold
Landscapes
- Read Only Memory (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3346663A JP2732471B2 (ja) | 1991-12-27 | 1991-12-27 | 不揮発性半導体記憶装置 |
JP27435592A JPH06124595A (ja) | 1992-10-13 | 1992-10-13 | フラッシュ・メモリ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69232510D1 DE69232510D1 (de) | 2002-04-25 |
DE69232510T2 true DE69232510T2 (de) | 2002-07-18 |
Family
ID=26551005
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1992632510 Expired - Fee Related DE69232510T2 (de) | 1991-12-27 | 1992-12-29 | Nicht-flüchtige Halbleiter-Speicher-Vorrichtung |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0903753B1 (de) |
DE (1) | DE69232510T2 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1128391A1 (de) | 2000-02-22 | 2001-08-29 | STMicroelectronics S.r.l. | Verfahren und Schalterkreisarchitekur zur Prüfung einer integrierten Schaltung mit einem programmierbaren, nicht-flüchtigen Speicher |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4460982A (en) * | 1982-05-20 | 1984-07-17 | Intel Corporation | Intelligent electrically programmable and electrically erasable ROM |
JPH0713879B2 (ja) * | 1985-06-21 | 1995-02-15 | 三菱電機株式会社 | 半導体記憶装置 |
US5172338B1 (en) * | 1989-04-13 | 1997-07-08 | Sandisk Corp | Multi-state eeprom read and write circuits and techniques |
JP2586722B2 (ja) * | 1990-10-11 | 1997-03-05 | 日本電気株式会社 | 半導体記憶装置 |
US5142496A (en) * | 1991-06-03 | 1992-08-25 | Advanced Micro Devices, Inc. | Method for measuring VT 's less than zero without applying negative voltages |
-
1992
- 1992-12-29 DE DE1992632510 patent/DE69232510T2/de not_active Expired - Fee Related
- 1992-12-29 EP EP98121758A patent/EP0903753B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0903753B1 (de) | 2002-03-20 |
EP0903753A2 (de) | 1999-03-24 |
EP0903753A3 (de) | 1999-04-28 |
DE69232510D1 (de) | 2002-04-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |