KR100818655B1 - 파워-업 신호 발생 장치 - Google Patents
파워-업 신호 발생 장치 Download PDFInfo
- Publication number
- KR100818655B1 KR100818655B1 KR1020010088687A KR20010088687A KR100818655B1 KR 100818655 B1 KR100818655 B1 KR 100818655B1 KR 1020010088687 A KR1020010088687 A KR 1020010088687A KR 20010088687 A KR20010088687 A KR 20010088687A KR 100818655 B1 KR100818655 B1 KR 100818655B1
- Authority
- KR
- South Korea
- Prior art keywords
- power
- reference voltage
- voltage
- power supply
- signal
- 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
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/22—Modifications for ensuring a predetermined initial state when the supply voltage has been applied
- H03K17/223—Modifications for ensuring a predetermined initial state when the supply voltage has been applied in field-effect transistor switches
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- 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
- G11C11/4072—Circuits for initialization, powering up or down, clearing memory or presetting
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- 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
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- 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
- G11C5/143—Detection of memory cassette insertion or removal; Continuity checks of supply or ground lines; Detection of supply variations, interruptions or levels ; Switching between alternative supplies
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- 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
- G11C5/147—Voltage reference generators, voltage or current regulators; Internally lowered supply levels; Compensation for voltage drops
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- 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
- G11C5/148—Details of power up or power down circuits, standby circuits or recovery circuits
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- Control Of Electrical Variables (AREA)
- Dram (AREA)
- Logic Circuits (AREA)
Abstract
Description
Claims (4)
- 삭제
- 전원전압을 입력받아 일정하게 분배한 기준전압을 출력하되, 온도변화 및 공정변화에 따라 기준전압의 크기를 조절하는 기준전압부; 및상기 기준전압에 응답하는 전류싱크를 구비하여 파워업신호를 출력하는 파워업감지 출력부를 구비하며,상기 기준전압부는,상기 전원전압과 접지전원을 직렬연결하며 상기 전원전압을 일정하게 분배하는 제1,2 저항과, 상기 제1,2 저항 사이를 연결하며 다이오드 접속된 제1 모스 트랜지스터를 구비하는 것을 특징으로 하는 파워업신호 발생장치.
- 제 2 항에 있어서,상기 파워업감지 출력부는,상기 전원전압을 전달하는 제3 저항;상기 제3 저항을 통해 전달된 상기 전원전압 레벨을 파워업신호로 출력하는 인버팅 수단; 및상기 기준전압을 게이트로 입력받고 상기 제3 저항과 상기 접지전원을 연결하며, 상기 제1 모스 트랜지스터와 전류미러를 구성하는 전류싱크로서의 제2 모스 트랜지스터를 구비하는 것을 특징으로 하는 파워업신호 발생장치.
- 전원전압을 입력받아 일정하게 분배한 기준전압을 출력하되, 기준전압의 크기를 조절하는 기준전압부; 및상기 기준전압에 응답하는 전류싱크를 구비하여 파워업신호를 출력하는 파워업감지 출력부온도변화 및 공정변화에 따른 상기 기준전압부에서의 전류 변화량에 따라 상기 출력부의 전류 변화량을 실질적으로 같도록 유지시켜주는 전류미러부를 구비하는 파워업신호 발생장치.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020010088687A KR100818655B1 (ko) | 2001-12-31 | 2001-12-31 | 파워-업 신호 발생 장치 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020010088687A KR100818655B1 (ko) | 2001-12-31 | 2001-12-31 | 파워-업 신호 발생 장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20030058272A KR20030058272A (ko) | 2003-07-07 |
| KR100818655B1 true KR100818655B1 (ko) | 2008-04-01 |
Family
ID=32216185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020010088687A Expired - Fee Related KR100818655B1 (ko) | 2001-12-31 | 2001-12-31 | 파워-업 신호 발생 장치 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100818655B1 (ko) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100566302B1 (ko) | 2003-10-31 | 2006-03-30 | 주식회사 하이닉스반도체 | 파워업 신호 발생 장치 |
| KR100557953B1 (ko) * | 2003-12-15 | 2006-03-10 | 주식회사 하이닉스반도체 | 파워 업 신호 발생기 |
| KR100560942B1 (ko) * | 2004-12-30 | 2006-03-14 | 주식회사 하이닉스반도체 | Pvt 변화에 무관하게 안정적으로 동작하는 파워-업검출 회로 및 이를 포함하는 반도체 장치 |
| KR100684472B1 (ko) * | 2005-02-18 | 2007-02-22 | 한국전자통신연구원 | 네거티브 전압 레벨 감지기 |
| KR100815184B1 (ko) * | 2005-09-29 | 2008-03-19 | 주식회사 하이닉스반도체 | 반도체 소자의 파워 업 신호 생성장치 |
| KR100746610B1 (ko) * | 2005-12-29 | 2007-08-08 | 주식회사 하이닉스반도체 | 파워-업 신호 발생 장치 |
| KR100826642B1 (ko) * | 2006-03-27 | 2008-05-02 | 주식회사 하이닉스반도체 | 파워업 초기화신호 발생회로 |
| KR100821578B1 (ko) * | 2006-06-27 | 2008-04-15 | 주식회사 하이닉스반도체 | 반도체 메모리의 파워 업 신호 생성장치 및 방법 |
| KR100902053B1 (ko) * | 2007-10-09 | 2009-06-15 | 주식회사 하이닉스반도체 | 반도체 메모리 장치의 기준 전압 발생회로 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001127609A (ja) * | 1999-10-22 | 2001-05-11 | Seiko Epson Corp | パワーオンリセット回路 |
| KR20010061375A (ko) * | 1999-12-28 | 2001-07-07 | 박종섭 | 파워-업 회로 |
| KR20010081400A (ko) * | 2000-02-14 | 2001-08-29 | 박종섭 | 내부전원을 사용하는 디램의 파워-업 회로 |
| KR20020056262A (ko) * | 2000-12-29 | 2002-07-10 | 박종섭 | 파워업 신호 발생 회로 |
-
2001
- 2001-12-31 KR KR1020010088687A patent/KR100818655B1/ko not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001127609A (ja) * | 1999-10-22 | 2001-05-11 | Seiko Epson Corp | パワーオンリセット回路 |
| KR20010061375A (ko) * | 1999-12-28 | 2001-07-07 | 박종섭 | 파워-업 회로 |
| KR20010081400A (ko) * | 2000-02-14 | 2001-08-29 | 박종섭 | 내부전원을 사용하는 디램의 파워-업 회로 |
| KR20020056262A (ko) * | 2000-12-29 | 2002-07-10 | 박종섭 | 파워업 신호 발생 회로 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20030058272A (ko) | 2003-07-07 |
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