CN112881962A - 校准装置 - Google Patents
校准装置 Download PDFInfo
- Publication number
- CN112881962A CN112881962A CN202110274807.4A CN202110274807A CN112881962A CN 112881962 A CN112881962 A CN 112881962A CN 202110274807 A CN202110274807 A CN 202110274807A CN 112881962 A CN112881962 A CN 112881962A
- Authority
- CN
- China
- Prior art keywords
- pull
- circuit
- units
- comparator
- resistance value
- 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.)
- Pending
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
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- 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
- G11C7/1072—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers for memories with random access ports synchronised on clock signal pulse trains, e.g. synchronous memories, self timed memories
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- 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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
- G06F1/14—Time supervision arrangements, e.g. real time clock
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/02—Detection or location of defective auxiliary circuits, e.g. defective refresh counters
- G11C29/022—Detection or location of defective auxiliary circuits, e.g. defective refresh counters in I/O circuitry
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/02—Detection or location of defective auxiliary circuits, e.g. defective refresh counters
- G11C29/025—Detection or location of defective auxiliary circuits, e.g. defective refresh counters in signal lines
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/02—Detection or location of defective auxiliary circuits, e.g. defective refresh counters
- G11C29/028—Detection or location of defective auxiliary circuits, e.g. defective refresh counters with adaption or trimming of parameters
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
- G11C29/50—Marginal testing, e.g. race, voltage or current testing
- G11C29/50008—Marginal testing, e.g. race, voltage or current testing of impedance
-
- 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
- G11C7/1057—Data output buffers, e.g. comprising level conversion circuits, circuits for adapting load
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2207/00—Indexing scheme relating to arrangements for writing information into, or reading information out from, a digital store
- G11C2207/22—Control and timing of internal memory operations
- G11C2207/2254—Calibration
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Logic Circuits (AREA)
- Dram (AREA)
Abstract
Description
Claims (10)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110274807.4A CN112881962A (zh) | 2021-03-15 | 2021-03-15 | 校准装置 |
US17/239,709 US11621024B2 (en) | 2021-03-15 | 2021-04-26 | Calibration device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110274807.4A CN112881962A (zh) | 2021-03-15 | 2021-03-15 | 校准装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112881962A true CN112881962A (zh) | 2021-06-01 |
Family
ID=76041878
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110274807.4A Pending CN112881962A (zh) | 2021-03-15 | 2021-03-15 | 校准装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US11621024B2 (zh) |
CN (1) | CN112881962A (zh) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4916699B2 (ja) * | 2005-10-25 | 2012-04-18 | エルピーダメモリ株式会社 | Zqキャリブレーション回路及びこれを備えた半導体装置 |
US7692446B2 (en) * | 2006-08-24 | 2010-04-06 | Hynix Semiconductor, Inc. | On-die termination device |
KR100879782B1 (ko) * | 2007-06-26 | 2009-01-22 | 주식회사 하이닉스반도체 | 온 다이 터미네이션 장치 및 이를 포함하는 반도체메모리장치 |
KR100932548B1 (ko) * | 2007-12-11 | 2009-12-17 | 주식회사 하이닉스반도체 | 온 다이 터미네이션 장치의 캘리브래이션 회로 |
JP2011187115A (ja) * | 2010-03-08 | 2011-09-22 | Elpida Memory Inc | 半導体装置 |
KR20170143127A (ko) * | 2016-06-20 | 2017-12-29 | 삼성전자주식회사 | 터미네이션 저항을 보정하는 반도체 메모리 장치 및 그것의 터미네이션 저항 보정 방법 |
KR20210012558A (ko) * | 2019-07-25 | 2021-02-03 | 삼성전자주식회사 | 출력 드라이버 회로의 저항을 조절하는 캘리브레이션 회로, 이를 포함하는 메모리 장치 및 그 동작방법 |
KR20210077976A (ko) * | 2019-12-18 | 2021-06-28 | 에스케이하이닉스 주식회사 | 임피던스 조정회로 및 이를 포함하는 반도체 장치 |
-
2021
- 2021-03-15 CN CN202110274807.4A patent/CN112881962A/zh active Pending
- 2021-04-26 US US17/239,709 patent/US11621024B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20220293142A1 (en) | 2022-09-15 |
US11621024B2 (en) | 2023-04-04 |
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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 | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 802, unit 4, floor 8, building 2, yard 9, FengHao East Road, Haidian District, Beijing Applicant after: Beijing times full core storage technology Co.,Ltd. Applicant after: Cecil business mission Technology Holdings Ltd. Address before: 223300 No. 601 East Changjiang Road, Huaiyin District, Huaian City, Jiangsu Province Applicant before: JIANGSU ADVANCED MEMORY TECHNOLOGY Co.,Ltd. Applicant before: Cecil business mission Technology Holdings Ltd. |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20221129 Address after: 802, unit 4, floor 8, building 2, yard 9, FengHao East Road, Haidian District, Beijing Applicant after: Beijing times full core storage technology Co.,Ltd. Address before: Room 802, unit 4, floor 8, building 2, yard 9, FengHao East Road, Haidian District, Beijing 100094 Applicant before: Beijing times full core storage technology Co.,Ltd. Applicant before: Cecil business mission Technology Holdings Ltd. |