IT1311314B1 - Metodo di riprogrammazione ottimizzata per celle di memoria nonvolatile, in particolare di tipo flash eeprom. - Google Patents

Metodo di riprogrammazione ottimizzata per celle di memoria nonvolatile, in particolare di tipo flash eeprom.

Info

Publication number
IT1311314B1
IT1311314B1 IT1999TO001098A ITTO991098A IT1311314B1 IT 1311314 B1 IT1311314 B1 IT 1311314B1 IT 1999TO001098 A IT1999TO001098 A IT 1999TO001098A IT TO991098 A ITTO991098 A IT TO991098A IT 1311314 B1 IT1311314 B1 IT 1311314B1
Authority
IT
Italy
Prior art keywords
optimized
memory cells
volatile memory
flash eeprom
eeprom type
Prior art date
Application number
IT1999TO001098A
Other languages
English (en)
Inventor
Sandre Guido De
Marco Pasotti
Pier Luigi Rolandi
Original Assignee
St Microelectronics Srl
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 St Microelectronics Srl filed Critical St Microelectronics Srl
Priority to IT1999TO001098A priority Critical patent/IT1311314B1/it
Publication of ITTO991098A0 publication Critical patent/ITTO991098A0/it
Priority to US09/738,253 priority patent/US6469934B2/en
Publication of ITTO991098A1 publication Critical patent/ITTO991098A1/it
Application granted granted Critical
Publication of IT1311314B1 publication Critical patent/IT1311314B1/it

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
    • G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention
    • G11C16/3436—Arrangements for verifying correct programming or erasure
    • G11C16/3468—Prevention of overerasure or overprogramming, e.g. by verifying whilst erasing or writing
IT1999TO001098A 1999-12-14 1999-12-14 Metodo di riprogrammazione ottimizzata per celle di memoria nonvolatile, in particolare di tipo flash eeprom. IT1311314B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT1999TO001098A IT1311314B1 (it) 1999-12-14 1999-12-14 Metodo di riprogrammazione ottimizzata per celle di memoria nonvolatile, in particolare di tipo flash eeprom.
US09/738,253 US6469934B2 (en) 1999-12-14 2000-12-14 Soft programming method for non-volatile memory cells

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1999TO001098A IT1311314B1 (it) 1999-12-14 1999-12-14 Metodo di riprogrammazione ottimizzata per celle di memoria nonvolatile, in particolare di tipo flash eeprom.

Publications (3)

Publication Number Publication Date
ITTO991098A0 ITTO991098A0 (it) 1999-12-14
ITTO991098A1 ITTO991098A1 (it) 2001-06-14
IT1311314B1 true IT1311314B1 (it) 2002-03-12

Family

ID=11418293

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1999TO001098A IT1311314B1 (it) 1999-12-14 1999-12-14 Metodo di riprogrammazione ottimizzata per celle di memoria nonvolatile, in particolare di tipo flash eeprom.

Country Status (2)

Country Link
US (1) US6469934B2 (it)
IT (1) IT1311314B1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7061792B1 (en) * 2002-08-10 2006-06-13 National Semiconductor Corporation Low AC power SRAM architecture
US8374038B2 (en) * 2010-05-04 2013-02-12 Macronix International Co., Ltd. Erase process for use in semiconductor memory device
US9449694B2 (en) * 2014-09-04 2016-09-20 Sandisk Technologies Llc Non-volatile memory with multi-word line select for defect detection operations

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5563823A (en) * 1993-08-31 1996-10-08 Macronix International Co., Ltd. Fast FLASH EPROM programming and pre-programming circuit design
JP3273582B2 (ja) * 1994-05-13 2002-04-08 キヤノン株式会社 記憶装置
US5663923A (en) * 1995-04-28 1997-09-02 Intel Corporation Nonvolatile memory blocking architecture
EP0757356B1 (en) * 1995-07-31 2001-06-06 STMicroelectronics S.r.l. Flash EEPROM with controlled discharge time of the word lines and source potentials after erase
WO1997019452A1 (en) 1995-11-17 1997-05-29 Macronix International Co., Ltd. Method and system for soft programming algorithm
DE69632999D1 (de) * 1996-01-24 2004-09-02 St Microelectronics Srl Löschspannungs-Steuerschaltkreis für eine löschbare, nichtflüchtige Speicherzelle
TW334566B (en) * 1996-02-26 1998-06-21 Sanyo Electric Co Non-volatile semiconductor memory device
US5912845A (en) * 1997-09-10 1999-06-15 Macronix International Co., Ltd. Method and circuit for substrate current induced hot e- injection (SCIHE) approach for VT convergence at low VCC voltage
JP3277879B2 (ja) * 1998-03-27 2002-04-22 株式会社村田製作所 チップ状電子部品供給装置
US6288938B1 (en) * 1999-08-19 2001-09-11 Azalea Microelectronics Corporation Flash memory architecture and method of operation

Also Published As

Publication number Publication date
US20010055225A1 (en) 2001-12-27
US6469934B2 (en) 2002-10-22
ITTO991098A1 (it) 2001-06-14
ITTO991098A0 (it) 1999-12-14

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