KR101092995B1 - 반도체 메모리 장치와 그의 구동 방법 - Google Patents
반도체 메모리 장치와 그의 구동 방법 Download PDFInfo
- Publication number
- KR101092995B1 KR101092995B1 KR1020090038528A KR20090038528A KR101092995B1 KR 101092995 B1 KR101092995 B1 KR 101092995B1 KR 1020090038528 A KR1020090038528 A KR 1020090038528A KR 20090038528 A KR20090038528 A KR 20090038528A KR 101092995 B1 KR101092995 B1 KR 101092995B1
- Authority
- KR
- South Korea
- Prior art keywords
- signal
- clock
- clock signal
- response
- dll
- 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
Links
Images
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
- G11C11/4063—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
- G11C11/409—Read-write [R-W] circuits
- G11C11/4096—Input/output [I/O] data management or control circuits, e.g. reading or writing circuits, I/O drivers or bit-line switches
-
- 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
-
- 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
-
- 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
-
- 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
- G11C11/409—Read-write [R-W] circuits
- G11C11/4093—Input/output [I/O] data interface arrangements, e.g. data buffers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
- G11C7/1051—Data output circuits, e.g. read-out amplifiers, data output buffers, data output registers, data output level conversion circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
- G11C7/1051—Data output circuits, e.g. read-out amplifiers, data output buffers, data output registers, data output level conversion circuits
- G11C7/1066—Output synchronization
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
- G11C7/1078—Data input circuits, e.g. write amplifiers, data input buffers, data input registers, data input level conversion circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/20—Memory cell initialisation circuits, e.g. when powering up or down, memory clear, latent image memory
-
- 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
- G11C7/222—Clock generating, synchronizing or distributing circuits within memory device
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Databases & Information Systems (AREA)
- Dram (AREA)
Abstract
Description
Claims (13)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 출력인에이블 리셋신호를 제1 클럭신호에 동기화시켜 DLL클럭카운터 리셋신호를 생성하기 위한 리셋신호 생성수단;상기 DLL클럭카운터 리셋신호에 응답하여 리셋되고, 상기 제1 클럭신호를 초기 카운팅 값에서부터 카운팅하기 위한 DLL클럭 카운팅수단;상기 DLL클럭카운터 리셋신호를 모델링된 시간만큼 지연시키고, 제2 클럭신호에 동기화시켜 외부클럭카운터 리셋신호를 출력하기 위한 지연모델수단;상기 외부클럭카운터 리셋신호에 응답하여 리셋되고, 제2 클럭신호를 카운팅하기 위한 외부클럭 카운팅수단;읽기명령에 응답하여 상기 외부클럭 카운팅수단의 출력 값을 래칭하기 위한 래칭수단;상기 DLL클럭 카운팅수단의 출력 값과 상기 래칭수단의 출력 값을 비교하여 상기 출력인에이블 신호를 출력하기 위한 비교수단; 및DLL 클럭신호와 외부 클럭신호를 입력받고, 쓰기 동작시 활성화되는 활성화신호에 응답하여 상기 DLL 클럭신호에 대응하는 상기 제1 클럭신호와 상기 외부 클럭신호에 대응하는 상기 제2 클럭신호를 비활성화시키기 위한 클럭제어수단을 구비하는 출력 인에이블 신호 생성회로.
- 제7항에 있어서,외부 명령에 응답하여 상기 활성화신호를 생성하기 위한 활성화신호 생성수단을 더 구비하는 출력 인에이블 신호 생성회로.
- 제7항에 있어서,동작 주파수에 대응하는 카스 레이턴시에 응답하여 상기 초기 카운팅 값을 상기 DLL클럭 카운팅수단에 제공하기 위한 초기화수단을 더 구비하는 출력 인에이블 신호 생성회로.
- 제7항 내지 제9항 중 어느 한 항에 있어서,상기 클럭제어수단은,상기 DLL 클럭신호에 대응하여 출력되는 상기 제1 클럭신호의 토글링 동작을 상기 활성화신호에 응답하여 제어하기 위한 제1 클럭제어부; 및상기 외부 클럭신호에 대응하여 출력되는 상기 제2 클럭신호의 토글링 동작을 상기 활성화신호에 응답하여 제어하기 위한 제2 클럭제어부를 구비하는 것을 특징으로 하는 출력 인에이블 신호 생성회로.
- 출력인에이블 리셋신호에 응답하여 리셋되고, DLL 클럭신호와 외부 클럭신호를 카운팅하는 단계;읽기 동작시 활성화되는 읽기명령에 응답하여 상기 외부 클럭신호를 카운팅한 값을 래칭하는 단계;상기 래칭하는 단계에서 래칭된 값과 상기 DLL 클럭신호를 카운팅한 값을 비교하여 동작 주파수에 대응하는 출력인에이블 신호를 생성하는 단계; 및쓰기명령에 응답하여 상기 DLL 클럭신호와 상기 외부 클럭신호의 카운팅을 제한하면서 쓰기 동작을 수행하는 단계를 포함하되,상기 쓰기 동작을 수행하는 단계는,쓰기 동작 구간에서 활성화되는 활성화신호를 생성하는 단계; 및상기 활성화신호에 응답하여 상기 DLL 클럭신호와 상기 외부 클럭신호의 토글링 동작을 비활성화시키는 단계를 포함하는 것을 특징으로 하는 반도체 메모리 장치의 구동 방법.
- 삭제
- 제11항에 있어서,상기 활성화신호는 상기 쓰기 동작 구간에서 활성화되는 외부 명령에 응답하여 활성화되는 것을 특징으로 하는 반도체 메모리 장치의 구동 방법.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090038528A KR101092995B1 (ko) | 2009-04-30 | 2009-04-30 | 반도체 메모리 장치와 그의 구동 방법 |
| US12/490,826 US8081538B2 (en) | 2009-04-30 | 2009-06-24 | Semiconductor memory device and driving method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090038528A KR101092995B1 (ko) | 2009-04-30 | 2009-04-30 | 반도체 메모리 장치와 그의 구동 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20100119422A KR20100119422A (ko) | 2010-11-09 |
| KR101092995B1 true KR101092995B1 (ko) | 2011-12-12 |
Family
ID=43030246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020090038528A Expired - Fee Related KR101092995B1 (ko) | 2009-04-30 | 2009-04-30 | 반도체 메모리 장치와 그의 구동 방법 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US8081538B2 (ko) |
| KR (1) | KR101092995B1 (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101163048B1 (ko) * | 2010-12-07 | 2012-07-05 | 에스케이하이닉스 주식회사 | 출력 타이밍 제어회로 및 그를 이용하는 반도체 장치 |
| US8522087B2 (en) | 2011-02-02 | 2013-08-27 | Micron Technology, Inc. | Advanced converters for memory cell sensing and methods |
| KR20130072693A (ko) * | 2011-12-22 | 2013-07-02 | 에스케이하이닉스 주식회사 | 반도체 메모리 장치 및 그의 동작 방법 |
| US10403340B2 (en) * | 2018-02-07 | 2019-09-03 | Micron Technology, Inc. | Techniques for command synchronization in a memory device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100328673B1 (ko) * | 1999-11-30 | 2002-03-20 | 윤종용 | 반도체 메모리 장치 및 이 장치의 데이터 리드 방법 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6205084B1 (en) | 1999-12-20 | 2001-03-20 | Fujitsu Limited | Burst mode flash memory |
| JP4459495B2 (ja) | 2001-12-13 | 2010-04-28 | 富士通マイクロエレクトロニクス株式会社 | 半導体記憶装置のリフレッシュ制御方法、及び該制御方法を有する半導体記憶装置 |
| KR101016965B1 (ko) | 2004-06-26 | 2011-02-25 | 주식회사 하이닉스반도체 | 쓰기동작 수행 시 저전력 소모를 갖는 반도체메모리소자 |
| KR100849853B1 (ko) | 2007-01-15 | 2008-08-01 | 삼성전자주식회사 | 고전압 발생회로 및 이를 포함하는 반도체 메모리 장치 |
| JP2009059434A (ja) | 2007-08-31 | 2009-03-19 | Toshiba Corp | 半導体集積回路 |
| WO2009037770A1 (ja) * | 2007-09-20 | 2009-03-26 | Fujitsu Limited | メモリ回路およびメモリ回路のデータ書き込み・読み出し方法 |
| US7710789B2 (en) | 2007-09-27 | 2010-05-04 | Integrated Device Technology, Inc. | Synchronous address and data multiplexed mode for SRAM |
| KR100863536B1 (ko) | 2007-11-02 | 2008-10-15 | 주식회사 하이닉스반도체 | 온 다이 터미네이션 제어회로 및 그 제어방법 |
-
2009
- 2009-04-30 KR KR1020090038528A patent/KR101092995B1/ko not_active Expired - Fee Related
- 2009-06-24 US US12/490,826 patent/US8081538B2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100328673B1 (ko) * | 1999-11-30 | 2002-03-20 | 윤종용 | 반도체 메모리 장치 및 이 장치의 데이터 리드 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20100277992A1 (en) | 2010-11-04 |
| KR20100119422A (ko) | 2010-11-09 |
| US8081538B2 (en) | 2011-12-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100985410B1 (ko) | 반도체 장치 | |
| JP5011485B2 (ja) | 半導体メモリ装置 | |
| US20110298512A1 (en) | Circuit, system and method for controlling read latency | |
| KR100988809B1 (ko) | 반도체 메모리 장치 및 출력인에이블 신호 생성 방법 | |
| KR20030002131A (ko) | 레지스터 제어 지연고정루프 및 그를 구비한 반도체 소자 | |
| KR101004665B1 (ko) | 반도체 메모리 장치 및 출력 인에이블 신호 생성 방법 | |
| JP2005276396A (ja) | メモリインターフェイス制御回路 | |
| JP2006190434A (ja) | 半導体記憶素子のクロック生成装置およびクロック生成方法 | |
| KR101092995B1 (ko) | 반도체 메모리 장치와 그의 구동 방법 | |
| CN102647543B (zh) | 同步信号产生电路与内存装置 | |
| US7791963B2 (en) | Semiconductor memory device and operation method thereof | |
| KR101092999B1 (ko) | 반도체 메모리 장치 및 그 동작 방법 | |
| JP2009117020A (ja) | 半導体メモリ装置 | |
| US7492661B2 (en) | Command generating circuit and semiconductor memory device having the same | |
| US20070076493A1 (en) | Circuit for generating data strobe signal of semiconductor memory device | |
| US7813217B2 (en) | Semiconductor memory device and method for operating the same | |
| US9001612B2 (en) | Semiconductor memory device and operation method thereof | |
| KR100967112B1 (ko) | 출력 인에이블 신호 생성회로 | |
| KR100929833B1 (ko) | 출력 인에이블 신호 생성 회로와 생성 방법 | |
| KR20070036560A (ko) | 반도체 메모리 장치의 지연고정루프 | |
| US7952957B2 (en) | Circuit for generating read and signal and circuit for generating internal clock using the same | |
| KR101096222B1 (ko) | 반도체 메모리 장치 및 그 동작 방법 | |
| KR100921828B1 (ko) | 반도체 소자와 그의 구동 방법 | |
| KR101018689B1 (ko) | 반도체 메모리 장치와 시스템 구동 방법 | |
| KR20120068323A (ko) | 반도체 메모리 장치 및 그의 동작 방법 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| PA0109 | Patent application |
St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
|
| PA0201 | Request for examination |
St.27 status event code: A-1-2-D10-D11-exm-PA0201 |
|
| D13-X000 | Search requested |
St.27 status event code: A-1-2-D10-D13-srh-X000 |
|
| D14-X000 | Search report completed |
St.27 status event code: A-1-2-D10-D14-srh-X000 |
|
| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
St.27 status event code: A-1-2-D10-D21-exm-PE0902 |
|
| T11-X000 | Administrative time limit extension requested |
St.27 status event code: U-3-3-T10-T11-oth-X000 |
|
| E13-X000 | Pre-grant limitation requested |
St.27 status event code: A-2-3-E10-E13-lim-X000 |
|
| P11-X000 | Amendment of application requested |
St.27 status event code: A-2-2-P10-P11-nap-X000 |
|
| P13-X000 | Application amended |
St.27 status event code: A-2-2-P10-P13-nap-X000 |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
St.27 status event code: A-1-2-D10-D21-exm-PE0902 |
|
| E13-X000 | Pre-grant limitation requested |
St.27 status event code: A-2-3-E10-E13-lim-X000 |
|
| P11-X000 | Amendment of application requested |
St.27 status event code: A-2-2-P10-P11-nap-X000 |
|
| P13-X000 | Application amended |
St.27 status event code: A-2-2-P10-P13-nap-X000 |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
St.27 status event code: A-1-2-D10-D22-exm-PE0701 |
|
| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
St.27 status event code: A-2-4-F10-F11-exm-PR0701 |
|
| PR1002 | Payment of registration fee |
St.27 status event code: A-2-2-U10-U11-oth-PR1002 Fee payment year number: 1 |
|
| PG1601 | Publication of registration |
St.27 status event code: A-4-4-Q10-Q13-nap-PG1601 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| FPAY | Annual fee payment |
Payment date: 20141126 Year of fee payment: 4 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 4 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| FPAY | Annual fee payment |
Payment date: 20151120 Year of fee payment: 5 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 5 |
|
| P22-X000 | Classification modified |
St.27 status event code: A-4-4-P10-P22-nap-X000 |
|
| FPAY | Annual fee payment |
Payment date: 20161125 Year of fee payment: 6 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 6 |
|
| FPAY | Annual fee payment |
Payment date: 20171124 Year of fee payment: 7 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 7 |
|
| P22-X000 | Classification modified |
St.27 status event code: A-4-4-P10-P22-nap-X000 |
|
| FPAY | Annual fee payment |
Payment date: 20181126 Year of fee payment: 8 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 8 |
|
| PC1903 | Unpaid annual fee |
St.27 status event code: A-4-4-U10-U13-oth-PC1903 Not in force date: 20191207 Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE |
|
| PC1903 | Unpaid annual fee |
St.27 status event code: N-4-6-H10-H13-oth-PC1903 Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE Not in force date: 20191207 |