KR20000051064A - 반도체 메모리의 워드라인 구동회로 - Google Patents
반도체 메모리의 워드라인 구동회로 Download PDFInfo
- Publication number
- KR20000051064A KR20000051064A KR1019990001302A KR19990001302A KR20000051064A KR 20000051064 A KR20000051064 A KR 20000051064A KR 1019990001302 A KR1019990001302 A KR 1019990001302A KR 19990001302 A KR19990001302 A KR 19990001302A KR 20000051064 A KR20000051064 A KR 20000051064A
- Authority
- KR
- South Korea
- Prior art keywords
- word line
- memory cell
- during
- driving circuit
- nmos transistor
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 10
- 230000003213 activating effect Effects 0.000 claims description 4
- 230000004913 activation Effects 0.000 claims description 2
- 230000002779 inactivation Effects 0.000 abstract description 6
- 230000014759 maintenance of location Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000007704 transition Effects 0.000 description 2
- 230000009849 deactivation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/406—Management or control of the refreshing or charge-regeneration cycles
- G11C11/40615—Internal triggering or timing of refresh, e.g. hidden refresh, self refresh, pseudo-SRAMs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/4074—Power supply or voltage generation circuits, e.g. bias voltage generators, substrate voltage generators, back-up power, power control circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/408—Address circuits
- G11C11/4085—Word line control circuits, e.g. word line drivers, - boosters, - pull-up, - pull-down, - precharge
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
- G11C5/145—Applications of charge pumps; Boosted voltage circuits; Clamp circuits therefor
- G11C5/146—Substrate bias generators
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C8/00—Arrangements for selecting an address in a digital store
- G11C8/08—Word line control circuits, e.g. drivers, boosters, pull-up circuits, pull-down circuits, precharging circuits, for word lines
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Dram (AREA)
Abstract
Description
Claims (2)
- 서로 직렬 연결되어 그 게이트에 공통으로 워드라인 인에이블 신호(PX)를 입력받아 워드라인에 구동전압(VPP)을 인가하는 피모스 트랜지스터(PM1) 및 접지전압(VSS)을 인가하는 엔모스 트랜지스터(NM1)로 구성된 워드라인 구동부와; 워드라인에 인가되는 상기 구동전압(VPP)에 의해 메모리셀을 활성화 시키는 엔모스 트랜지스터(NM2)로 구성된 워드라인 구동회로에 있어서, 메모리셀의 비활성화시에는 워드라인에 기판전압(VSUB)을 선택적으로 인가할 수 있도록 하는 스위칭부를 더 포함하여 구성된 것을 특징으로 하는 반도체 메모리의 워드라인 구동회로.
- 제1항에 있어서, 상기 스위칭부는 셀프 리프레시 구간중 메모리셀을 활성화 시키는 동안에는 워드라인에 접지전압(VSS) 레벨이 인가되도록 스위칭하고, 비 활성화 구간에서는 기판전압(VSUB) 레벨이 인가되도록 스위칭하는 것을 특징으로 하는 반도체 메모리의 워드라인 구동회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990001302A KR20000051064A (ko) | 1999-01-18 | 1999-01-18 | 반도체 메모리의 워드라인 구동회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990001302A KR20000051064A (ko) | 1999-01-18 | 1999-01-18 | 반도체 메모리의 워드라인 구동회로 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20000051064A true KR20000051064A (ko) | 2000-08-16 |
Family
ID=19571616
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990001302A KR20000051064A (ko) | 1999-01-18 | 1999-01-18 | 반도체 메모리의 워드라인 구동회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR20000051064A (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030010466A (ko) * | 2001-06-07 | 2003-02-05 | 미쓰비시덴키 가부시키가이샤 | 리프레시 동작 시의 소비 전력이 감소된 반도체 기억 장치 |
KR20040008738A (ko) * | 2002-07-19 | 2004-01-31 | 삼성전자주식회사 | 서브 워드라인 드라이버 구동신호 발생회로 및 그라운드노이즈 격리방법 |
KR100980606B1 (ko) * | 2008-09-08 | 2010-09-07 | 주식회사 하이닉스반도체 | 워드라인 구동회로 및 구동방법 |
US7808858B2 (en) | 2006-12-27 | 2010-10-05 | Samsung Electronics Co., Ltd. | Method and circuit for driving word line of memory cell |
-
1999
- 1999-01-18 KR KR1019990001302A patent/KR20000051064A/ko not_active Application Discontinuation
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030010466A (ko) * | 2001-06-07 | 2003-02-05 | 미쓰비시덴키 가부시키가이샤 | 리프레시 동작 시의 소비 전력이 감소된 반도체 기억 장치 |
KR20040008738A (ko) * | 2002-07-19 | 2004-01-31 | 삼성전자주식회사 | 서브 워드라인 드라이버 구동신호 발생회로 및 그라운드노이즈 격리방법 |
US7808858B2 (en) | 2006-12-27 | 2010-10-05 | Samsung Electronics Co., Ltd. | Method and circuit for driving word line of memory cell |
KR100980606B1 (ko) * | 2008-09-08 | 2010-09-07 | 주식회사 하이닉스반도체 | 워드라인 구동회로 및 구동방법 |
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