KR19990041486A - 반도체 메모리 소자의 클럭보정장치 - Google Patents
반도체 메모리 소자의 클럭보정장치 Download PDFInfo
- Publication number
- KR19990041486A KR19990041486A KR1019970062080A KR19970062080A KR19990041486A KR 19990041486 A KR19990041486 A KR 19990041486A KR 1019970062080 A KR1019970062080 A KR 1019970062080A KR 19970062080 A KR19970062080 A KR 19970062080A KR 19990041486 A KR19990041486 A KR 19990041486A
- Authority
- KR
- South Korea
- Prior art keywords
- clock
- pump
- delay
- node
- 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.)
- Granted
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/22—Read-write [R-W] timing or clocking circuits; Read-write [R-W] control signal generators or management
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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
- G11C11/4076—Timing circuits
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
- H03L7/0812—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used
- H03L7/0814—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used the phase shifting device being digitally controlled
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Dram (AREA)
- Pulse Circuits (AREA)
Abstract
Description
Claims (2)
- 내부클럭이 쓰이는 회로의 실제 딜레이 값만큼 RC 회로를 통하여 상기 내부클럭을 지연시키기 위한 딜레이 모델부와,상기 딜레이 모델부의 출력인 피드백 클럭 및 외부클럭의 위상차를 검출하여 펌프업 또는 펌프다운 신호를 출력하는 위상 검출수단을 포함하는 반도체 메모리 소자의 클럭보정장치에 있어서,빠른 클럭보정을 위하여 상기 위상 검출수단의 펌프업 또는 펌프다운 신호를 수신하여 매 클럭마다 딜레이 셀을 제어하는 두개의 펌프아웃 신호를 송신하는 전하 펌프수단과,상기 두개의 펌프아웃 신호의 제어를 받아 수신되는 외부클럭의 위상을 제어하여 내부클럭을 발생시키는 딜레이 셀 어레이를 포함하여 구비함을 특징으로 하는 반도체 메모리 소자의 클럭보정장치.
- 제 1 항에 있어서,상기 딜레이 셀 어레이는 상기 두개의 펌프아웃 신호에 의해 PMOS 및 NMOS 바이어스 제어가 가능할 수 있도록 구성되는 것을 특징으로 하는 반도체 메모리 소자의 클럭보정장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970062080A KR100303921B1 (ko) | 1997-11-21 | 1997-11-21 | 반도체메모리소자의dll회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970062080A KR100303921B1 (ko) | 1997-11-21 | 1997-11-21 | 반도체메모리소자의dll회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990041486A true KR19990041486A (ko) | 1999-06-15 |
KR100303921B1 KR100303921B1 (ko) | 2001-11-22 |
Family
ID=37529841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970062080A Expired - Fee Related KR100303921B1 (ko) | 1997-11-21 | 1997-11-21 | 반도체메모리소자의dll회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100303921B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100335499B1 (ko) * | 1999-12-30 | 2002-05-08 | 윤종용 | 지연시간차를 보상하는 폐루프 아날로그 동기화 지연 시간반영 기법 구조의 클락 발생회로 |
KR100825800B1 (ko) * | 2007-02-12 | 2008-04-29 | 삼성전자주식회사 | 딜레이 매트릭스를 구비하는 광대역 다중 위상 출력지연동기 루프 회로 |
KR101354457B1 (ko) * | 2012-07-30 | 2014-01-28 | 한국과학기술원 | 샘플앤홀드 증폭기가 없는 파이프라인 아날로그―디지털 변환기용 클럭신호생성기 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100808580B1 (ko) * | 2001-12-28 | 2008-02-28 | 주식회사 하이닉스반도체 | 램버스 디램의 딜레이 록 루프 회로 |
KR20130106096A (ko) | 2012-03-19 | 2013-09-27 | 삼성전자주식회사 | 슈도-스태틱 도미노 로직 회로와 이를 포함하는 장치들 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100243507B1 (ko) * | 1995-12-29 | 2000-02-01 | 김덕중 | 디지탈 탄럭 루프를 이용한 클럭회복 회로 |
-
1997
- 1997-11-21 KR KR1019970062080A patent/KR100303921B1/ko not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100335499B1 (ko) * | 1999-12-30 | 2002-05-08 | 윤종용 | 지연시간차를 보상하는 폐루프 아날로그 동기화 지연 시간반영 기법 구조의 클락 발생회로 |
KR100825800B1 (ko) * | 2007-02-12 | 2008-04-29 | 삼성전자주식회사 | 딜레이 매트릭스를 구비하는 광대역 다중 위상 출력지연동기 루프 회로 |
KR101354457B1 (ko) * | 2012-07-30 | 2014-01-28 | 한국과학기술원 | 샘플앤홀드 증폭기가 없는 파이프라인 아날로그―디지털 변환기용 클럭신호생성기 |
Also Published As
Publication number | Publication date |
---|---|
KR100303921B1 (ko) | 2001-11-22 |
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