CN100447903C - 一种存储器装置及其读取方法 - Google Patents
一种存储器装置及其读取方法 Download PDFInfo
- Publication number
- CN100447903C CN100447903C CNB018167632A CN01816763A CN100447903C CN 100447903 C CN100447903 C CN 100447903C CN B018167632 A CNB018167632 A CN B018167632A CN 01816763 A CN01816763 A CN 01816763A CN 100447903 C CN100447903 C CN 100447903C
- Authority
- CN
- China
- Prior art keywords
- voltage
- storage unit
- node
- capacitor
- supply voltage
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 28
- 239000003990 capacitor Substances 0.000 claims description 26
- 239000010410 layer Substances 0.000 description 24
- 238000012163 sequencing technique Methods 0.000 description 18
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 17
- 239000011229 interlayer Substances 0.000 description 7
- 229920005591 polysilicon Polymers 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 description 1
Images
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
- G11C16/24—Bit-line control circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/12—Bit line control circuits, e.g. drivers, boosters, pull-up circuits, pull-down circuits, precharging circuits, equalising circuits, for bit lines
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/873,643 | 2001-06-04 | ||
US09/873,643 US6515902B1 (en) | 2001-06-04 | 2001-06-04 | Method and apparatus for boosting bitlines for low VCC read |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1468437A CN1468437A (zh) | 2004-01-14 |
CN100447903C true CN100447903C (zh) | 2008-12-31 |
Family
ID=25362037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB018167632A Expired - Lifetime CN100447903C (zh) | 2001-06-04 | 2001-12-12 | 一种存储器装置及其读取方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6515902B1 (zh) |
EP (1) | EP1399924A2 (zh) |
JP (2) | JP4128950B2 (zh) |
CN (1) | CN100447903C (zh) |
AU (1) | AU2002229083A1 (zh) |
TW (1) | TWI226067B (zh) |
WO (1) | WO2002099807A2 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI292914B (zh) * | 2002-01-17 | 2008-01-21 | Macronix Int Co Ltd | |
ITTO20040470A1 (it) * | 2004-07-08 | 2004-10-08 | St Microelectronics Srl | Circuito di lettura/verifica di celle di memoria multilivello con tensione di lettura a rampa e relativo metodo di lettura/verifica. |
CN101800081B (zh) * | 2009-02-11 | 2012-05-02 | 北京兆易创新科技有限公司 | 一种用于mlc闪存的灵敏放大器和位线快速充电电路 |
JP2011216136A (ja) * | 2010-03-31 | 2011-10-27 | Fujitsu Semiconductor Ltd | 半導体集積回路装置 |
US10199112B1 (en) * | 2017-08-25 | 2019-02-05 | Silicon Storage Technology, Inc. | Sense amplifier circuit for reading data in a flash memory cell |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5249153A (en) * | 1990-08-17 | 1993-09-28 | Sgs-Thomson Microelectronics S.A. | Reading pre-charge circuit for integrated circuit memory |
CN1158178A (zh) * | 1995-07-21 | 1997-08-27 | 精工爱普生株式会社 | 半导体存储器装置及其字线升压方法 |
EP0851430A2 (en) * | 1996-12-25 | 1998-07-01 | SHARP Corporation | Semiconductor storage device |
CN1233838A (zh) * | 1998-04-24 | 1999-11-03 | 日本电气株式会社 | 具有升压限制的升压电路 |
US6021072A (en) * | 1998-07-27 | 2000-02-01 | Motorola, Inc. | Method and apparatus for precharging bitlines in a nonvolatile memory |
JP2000251488A (ja) * | 1999-03-02 | 2000-09-14 | Nec Corp | ワード線駆動回路及び半導体記憶装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US622779A (en) * | 1899-04-11 | Eyeglasses | ||
JPS5891596A (ja) * | 1982-11-15 | 1983-05-31 | Toshiba Corp | ダイナミツク型半導体記憶装置 |
JP3713401B2 (ja) * | 1999-03-18 | 2005-11-09 | 株式会社東芝 | チャージポンプ回路 |
-
2001
- 2001-06-04 US US09/873,643 patent/US6515902B1/en not_active Expired - Lifetime
- 2001-12-12 CN CNB018167632A patent/CN100447903C/zh not_active Expired - Lifetime
- 2001-12-12 JP JP2003502833A patent/JP4128950B2/ja not_active Expired - Fee Related
- 2001-12-12 WO PCT/US2001/048766 patent/WO2002099807A2/en active Application Filing
- 2001-12-12 EP EP01990221A patent/EP1399924A2/en not_active Withdrawn
- 2001-12-12 AU AU2002229083A patent/AU2002229083A1/en not_active Abandoned
-
2002
- 2002-04-10 TW TW091107148A patent/TWI226067B/zh not_active IP Right Cessation
-
2007
- 2007-08-15 JP JP2007211874A patent/JP2007294109A/ja active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5249153A (en) * | 1990-08-17 | 1993-09-28 | Sgs-Thomson Microelectronics S.A. | Reading pre-charge circuit for integrated circuit memory |
CN1158178A (zh) * | 1995-07-21 | 1997-08-27 | 精工爱普生株式会社 | 半导体存储器装置及其字线升压方法 |
EP0851430A2 (en) * | 1996-12-25 | 1998-07-01 | SHARP Corporation | Semiconductor storage device |
CN1233838A (zh) * | 1998-04-24 | 1999-11-03 | 日本电气株式会社 | 具有升压限制的升压电路 |
US6021072A (en) * | 1998-07-27 | 2000-02-01 | Motorola, Inc. | Method and apparatus for precharging bitlines in a nonvolatile memory |
JP2000251488A (ja) * | 1999-03-02 | 2000-09-14 | Nec Corp | ワード線駆動回路及び半導体記憶装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2007294109A (ja) | 2007-11-08 |
TWI226067B (en) | 2005-01-01 |
US6515902B1 (en) | 2003-02-04 |
WO2002099807A2 (en) | 2002-12-12 |
WO2002099807A3 (en) | 2003-05-15 |
JP4128950B2 (ja) | 2008-07-30 |
AU2002229083A1 (en) | 2002-12-16 |
CN1468437A (zh) | 2004-01-14 |
EP1399924A2 (en) | 2004-03-24 |
JP2004522248A (ja) | 2004-07-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: SPANSION CO.,LTD. Free format text: FORMER OWNER: ADVANCED MICRO DEVICES INC. Effective date: 20070420 Owner name: SPANSION CO., LTD. Free format text: FORMER OWNER: SPANSION CO.,LTD. Effective date: 20070420 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20070420 Address after: California, USA Applicant after: SPANSION LLC Address before: California, USA Applicant before: Spanson Co. Effective date of registration: 20070420 Address after: California, USA Applicant after: Spanson Co. Address before: California, USA Applicant before: ADVANCED MICRO DEVICES, Inc. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160411 Address after: California, USA Patentee after: CYPRESS SEMICONDUCTOR Corp. Address before: California, USA Patentee before: SPANSION LLC |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20081231 |