KR20010061514A - 플래쉬 메모리 소자의 소거 방법 - Google Patents
플래쉬 메모리 소자의 소거 방법 Download PDFInfo
- Publication number
- KR20010061514A KR20010061514A KR1019990064010A KR19990064010A KR20010061514A KR 20010061514 A KR20010061514 A KR 20010061514A KR 1019990064010 A KR1019990064010 A KR 1019990064010A KR 19990064010 A KR19990064010 A KR 19990064010A KR 20010061514 A KR20010061514 A KR 20010061514A
- Authority
- KR
- South Korea
- Prior art keywords
- bias
- flash memory
- memory device
- erasing
- gate
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 239000002784 hot electron Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000005641 tunneling Effects 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 2
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
-
- 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
- G11C16/10—Programming or data input circuits
- G11C16/14—Circuits for erasing electrically, e.g. erase voltage switching circuits
- G11C16/16—Circuits for erasing electrically, e.g. erase voltage switching circuits for erasing blocks, e.g. arrays, words, groups
Landscapes
- Read Only Memory (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
Abstract
Description
Claims (3)
- 플래쉬 메모리 소자의 소거 방법에 있어서,소오스에 접지 전위를 인가하고, 드레인에 5V를 인가한 상태에서 게이트에 고전압에서 저전압으로 단계적인 바이어스를 인가하여 핫 홀 주입 방법에 의해 소거를 실시하는 것을 특징으로 하는 플래쉬 메모리 소자의 소거 방법.
- 제 1 항에 있어서, 상기 플래쉬 메모리 소자의 플로팅 게이트 바이어스는 핫 홀 주입 조건인 1.8 내지 2V를 유지하도록 하는 것을 특징으로 하는 플래쉬 메모리 소자의 소거 방법.
- 제 1 항에 있어서, 상기 게이트 바이어스는 커플링비에 따라 인가되는 바이어스를 조절하는 것을 특징으로 하는 플래쉬 메모리 소자의 소거 방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1999-0064010A KR100383766B1 (ko) | 1999-12-28 | 1999-12-28 | 플래쉬 메모리 소자의 소거 방법 |
US09/721,936 US6426897B1 (en) | 1999-12-28 | 2000-11-27 | Method of erasing a flash memory device |
JP2000394109A JP4273478B2 (ja) | 1999-12-28 | 2000-12-26 | フラッシュメモリ素子における記憶情報の消去方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1999-0064010A KR100383766B1 (ko) | 1999-12-28 | 1999-12-28 | 플래쉬 메모리 소자의 소거 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010061514A true KR20010061514A (ko) | 2001-07-07 |
KR100383766B1 KR100383766B1 (ko) | 2003-05-14 |
Family
ID=19631329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1999-0064010A KR100383766B1 (ko) | 1999-12-28 | 1999-12-28 | 플래쉬 메모리 소자의 소거 방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6426897B1 (ko) |
JP (1) | JP4273478B2 (ko) |
KR (1) | KR100383766B1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW519734B (en) * | 2001-12-04 | 2003-02-01 | Macronix Int Co Ltd | Programming and erasing methods of non-volatile memory having nitride tunneling layer |
JP4124635B2 (ja) * | 2002-12-05 | 2008-07-23 | シャープ株式会社 | 半導体記憶装置及びメモリセルアレイの消去方法 |
US20060044899A1 (en) * | 2004-08-27 | 2006-03-02 | Ellis Robert W | Method and apparatus for destroying flash memory |
US7465595B2 (en) | 2004-11-09 | 2008-12-16 | Fujitsu Limited | Quantum device, manufacturing method of the same and controlling method of the same |
US8320191B2 (en) | 2007-08-30 | 2012-11-27 | Infineon Technologies Ag | Memory cell arrangement, method for controlling a memory cell, memory array and electronic device |
US7532027B2 (en) * | 2007-09-28 | 2009-05-12 | Adtron, Inc. | Deliberate destruction of integrated circuits |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5357462A (en) * | 1991-09-24 | 1994-10-18 | Kabushiki Kaisha Toshiba | Electrically erasable and programmable non-volatile semiconductor memory with automatic write-verify controller |
US5357476A (en) * | 1993-06-01 | 1994-10-18 | Motorola, Inc. | Apparatus and method for erasing a flash EEPROM |
-
1999
- 1999-12-28 KR KR10-1999-0064010A patent/KR100383766B1/ko not_active IP Right Cessation
-
2000
- 2000-11-27 US US09/721,936 patent/US6426897B1/en not_active Expired - Fee Related
- 2000-12-26 JP JP2000394109A patent/JP4273478B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6426897B1 (en) | 2002-07-30 |
JP4273478B2 (ja) | 2009-06-03 |
KR100383766B1 (ko) | 2003-05-14 |
JP2001229683A (ja) | 2001-08-24 |
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