CN107093451B - Ddr sdram控制电路、ddr sdram芯片、pcb板及电子设备 - Google Patents
Ddr sdram控制电路、ddr sdram芯片、pcb板及电子设备 Download PDFInfo
- Publication number
- CN107093451B CN107093451B CN201710173906.7A CN201710173906A CN107093451B CN 107093451 B CN107093451 B CN 107093451B CN 201710173906 A CN201710173906 A CN 201710173906A CN 107093451 B CN107093451 B CN 107093451B
- Authority
- CN
- China
- Prior art keywords
- clock signal
- clock
- gate
- ddr sdram
- 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.)
- Active
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
- G11C11/4076—Timing 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
- G11C7/1093—Input synchronization
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Dram (AREA)
Abstract
Description
Claims (17)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710173906.7A CN107093451B (zh) | 2017-03-22 | 2017-03-22 | Ddr sdram控制电路、ddr sdram芯片、pcb板及电子设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710173906.7A CN107093451B (zh) | 2017-03-22 | 2017-03-22 | Ddr sdram控制电路、ddr sdram芯片、pcb板及电子设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107093451A CN107093451A (zh) | 2017-08-25 |
CN107093451B true CN107093451B (zh) | 2020-03-27 |
Family
ID=59648948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710173906.7A Active CN107093451B (zh) | 2017-03-22 | 2017-03-22 | Ddr sdram控制电路、ddr sdram芯片、pcb板及电子设备 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107093451B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108416176B (zh) * | 2018-04-28 | 2023-09-08 | 珠海一微半导体股份有限公司 | 一种dram控制器的抗干扰方法和电路及芯片 |
CN108922571B (zh) * | 2018-08-02 | 2024-01-23 | 珠海一微半导体股份有限公司 | 一种ddr内存的读数据信号处理电路及读数据处理方法 |
CN110379454A (zh) * | 2019-06-04 | 2019-10-25 | 航天科工防御技术研究试验中心 | 一种提升ddr器件测试速率的装置 |
CN110399319B (zh) * | 2019-07-25 | 2021-03-23 | 尧云科技(西安)有限公司 | 一种NAND Flash PHY |
CN112650139B (zh) * | 2020-12-11 | 2022-08-02 | 北京时代民芯科技有限公司 | 一种面向ddr3存储协议的时钟控制器及控制方法 |
CN116665731B (zh) * | 2023-08-02 | 2023-10-03 | 成都智多晶科技有限公司 | 一种ddr存储器采样校准方法及ddr存储器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101149961A (zh) * | 2006-09-20 | 2008-03-26 | 三星电子株式会社 | 用于控制存储器接口的设备和方法 |
CN101478308A (zh) * | 2009-01-13 | 2009-07-08 | 北京时代民芯科技有限公司 | 基于延时锁定环的可配置频率合成电路 |
CN104658578A (zh) * | 2015-03-10 | 2015-05-27 | 广东工业大学 | 一种高速数据采集系统中的sdram控制方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002058317A2 (en) * | 2000-12-20 | 2002-07-25 | Primarion, Inc. | Pll/dll dual loop data synchronization |
-
2017
- 2017-03-22 CN CN201710173906.7A patent/CN107093451B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101149961A (zh) * | 2006-09-20 | 2008-03-26 | 三星电子株式会社 | 用于控制存储器接口的设备和方法 |
CN101478308A (zh) * | 2009-01-13 | 2009-07-08 | 北京时代民芯科技有限公司 | 基于延时锁定环的可配置频率合成电路 |
CN104658578A (zh) * | 2015-03-10 | 2015-05-27 | 广东工业大学 | 一种高速数据采集系统中的sdram控制方法 |
Also Published As
Publication number | Publication date |
---|---|
CN107093451A (zh) | 2017-08-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107093451B (zh) | Ddr sdram控制电路、ddr sdram芯片、pcb板及电子设备 | |
JP4785465B2 (ja) | インタフェース回路及び半導体装置 | |
US7983094B1 (en) | PVT compensated auto-calibration scheme for DDR3 | |
US8565033B1 (en) | Methods for calibrating memory interface circuitry | |
US6978352B2 (en) | Memory controller emulator for controlling memory devices in a memory system | |
JP4878215B2 (ja) | インタフェース回路及びメモリ制御装置 | |
US20080205170A1 (en) | Ddr-sdram interface circuitry, and method and system for testing the interface circuitry | |
US20170309320A1 (en) | Methods and apparatuses including command delay adjustment circuit | |
KR100626375B1 (ko) | 고주파로 동작하는 반도체 메모리 장치 및 모듈 | |
US6556505B1 (en) | Clock phase adjustment method, and integrated circuit and design method therefor | |
JP2007072699A (ja) | インターフェイス回路 | |
US7567483B2 (en) | Semiconductor memory device and method for operating the same | |
JP2009043342A (ja) | 半導体記憶装置 | |
US11146275B2 (en) | Signal generation circuit and a semiconductor apparatus using the signal generation circuit | |
US8754656B2 (en) | High speed test circuit and method | |
KR20050061123A (ko) | Ddr sdram 콘트롤러의 데이터 제어회로 | |
US7284169B2 (en) | System and method for testing write strobe timing margins in memory devices | |
JP2010079520A (ja) | メモリモジュールのコントローラ及びメモリモジュールのコントローラの制御方法 | |
JP2012058997A (ja) | 半導体集積回路 | |
KR100822241B1 (ko) | 인터페이스 회로 및 반도체 장치 | |
KR100588593B1 (ko) | 레지스터형 메모리 모듈 및 그 제어방법 | |
US7676643B2 (en) | Data interface device for accessing memory | |
JP2001337862A (ja) | メモリシステム及びそのセットアップ方法 | |
CN114518837B (zh) | 运用于存储器系统的多循环写入均衡程序的处理方法 | |
US20240062793A1 (en) | Write leveling circuit applied to memory, and method and apparatus for controlling the same |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20191212 Address after: Unit D88, floor 2, convention and Exhibition Center, No.1, Software Park Road, Tangjiawan Town, hi tech Zone, Zhuhai City, Guangdong Province Applicant after: Jianrong Integrated Circuit Technology (Zhuhai) Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Gao Xin Road No. 013 Fu technology building B block 5 layer 505 Applicant before: Jian Rong semiconductor (Shenzhen) Co., Ltd. Applicant before: Jianrong Integrated Circuit Technology (Zhuhai) Co., Ltd. Applicant before: ZHUHAI HUANGRONG INTEGRATED CIRCUIT TECHNOLOGY CO., LTD. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220124 Address after: Rooms 1306-1309, 13 / F, 19 science Avenue West, Hong Kong Science Park, Shatin, New Territories, China Patentee after: BUILDWIN INTERNATIONAL (ZHUHAI) LTD. Address before: Unit D88, 2 / F, convention and Exhibition Center, No.1 Software Park Road, Tangjiawan Town, hi tech Zone, Zhuhai, Guangdong 519000 Patentee before: BUILDWIN INTERNATIONAL (ZHUHAI) Ltd. |
|
TR01 | Transfer of patent right |