JP4332056B2 - 半導体集積回路 - Google Patents
半導体集積回路 Download PDFInfo
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- JP4332056B2 JP4332056B2 JP2004109086A JP2004109086A JP4332056B2 JP 4332056 B2 JP4332056 B2 JP 4332056B2 JP 2004109086 A JP2004109086 A JP 2004109086A JP 2004109086 A JP2004109086 A JP 2004109086A JP 4332056 B2 JP4332056 B2 JP 4332056B2
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- signal
- test
- pad
- semiconductor integrated
- integrated circuit
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- 239000004065 semiconductor Substances 0.000 title claims description 77
- 238000012360 testing method Methods 0.000 claims description 111
- 238000010586 diagram Methods 0.000 description 27
- 238000005259 measurement Methods 0.000 description 22
- 238000000034 method Methods 0.000 description 17
- 238000001514 detection method Methods 0.000 description 8
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 7
- 239000000523 sample Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 3
- 239000000470 constituent Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/30—Marginal testing, e.g. by varying supply voltage
- G01R31/3016—Delay or race condition test, e.g. race hazard test
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/319—Tester hardware, i.e. output processing circuits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/319—Tester hardware, i.e. output processing circuits
- G01R31/31917—Stimuli generation or application of test patterns to the device under test [DUT]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/319—Tester hardware, i.e. output processing circuits
- G01R31/3193—Tester hardware, i.e. output processing circuits with comparison between actual response and known fault free response
- G01R31/31937—Timing aspects, e.g. measuring propagation delay
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/25—Testing of logic operation, e.g. by logic analysers
-
- 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
-
- 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
-
- 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
-
- 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
- G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
- G11C29/12—Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details
- G11C29/1201—Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details comprising I/O circuitry
-
- 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
- G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
- G11C29/48—Arrangements in static stores specially adapted for testing by means external to the store, e.g. using direct memory access [DMA] or using auxiliary access paths
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/56—External testing equipment for static stores, e.g. automatic test equipment [ATE]; Interfaces therefor
- G11C29/56012—Timing aspects, clock generation, synchronisation
-
- 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
- G11C2029/0401—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals in embedded memories
Description
以下、本発明の第1実施形態に係る半導体集積回路について、図1および図2を用いて説明する。
次に、本発明の第2実施形態に係る半導体集積回路について、図3および図4を用いて説明する。本実施形態は、メモリマクロのアクセスタイム(クロックがメモリマクロに入力されてから、このメモリマクロが読み出しデータを出力するまでの時間)を測定することができる半導体集積回路を提供する。
次に、本発明の第3実施形態に係る半導体集積回路について、図5および図6を用いて説明する。
次に、第1参考例に係る半導体集積回路について、図7および図8を用いて説明する。本第1参考例は、メモリマクロのみの消費電流を検出することができる半導体集積回路を提供する。
次に、第2参考例に係る半導体集積回路について、図9および図10を用いて説明する。第2参考例は、メモリマクロのみの消費電流を検出することができる半導体集積回路を提供する。
次に、第3参考例に係る半導体集積回路について、図11および図12を用いて説明する。第3参考例は、メモリマクロのみの消費電流を検出することができる半導体集積回路を提供する。
110,710 メモリマクロ
111〜114,711〜716 メモリマクロの信号端子
120,720 ロジック
131〜134,731〜736 パッド
140,330 遅延時間測定回路
717 入力切替回路
718 出力切替回路
910 擬似信号切替回路
1110 擬似信号発生回路
Claims (2)
- 動作試験が行われる被試験回路と、外部から試験用信号を入力する複数のパッドと、動作試験時に前記複数のパッドから入力された前記試験用信号をそれぞれ前記被試験回路の信号入力端子に導くために他の回路内に形成された複数の信号経路とを備える半導体集積回路であって、
第1プルアップ電位が供給される第1試験用パッドと、
一端が該第1試験用パッドに接続され、他端が電源ラインに接続され、且つ、対応する前記信号入力端子に制御端子が接続された、複数の第1トランジスタを有する遅延時間測定回路と、
第2プルアップ電位が供給される第2試験用パッドと、
を有し、且つ、
前記遅延時間測定回路が、
一端が該第2試験用パッドに接続され、他端が前記電源ラインに接続され、且つ、前記被試験回路の信号出力端子に制御端子が接続された、第2トランジスタと、
一端が前記第2試験用パッドに接続され、他端が前記電源ラインに接続され、且つ、第3試験用パッドに制御端子が接続された、第3トランジスタと、
一端が前記第1試験用パッドに接続され、他端が前記電源ラインに接続され、且つ、前記第3試験用パッドに制御端子が接続された、第4トランジスタと、
をさらに有する、
ことを特徴とする半導体集積回路。 - 前記第1試験用パッドが、通常動作時に他の信号の入力または出力に使用されるパッドであり、
該第1試験用パッドと前記第1トランジスタの前記一端および前記第1プルアップ電位の供給源との間にスイッチトランジスタが設けられ、
該スイッチトランジスタが、前記通常動作時にはオフし、且つ、前記動作試験時にはオンする、
ことを特徴とする請求項1に記載の半導体集積回路。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004109086A JP4332056B2 (ja) | 2004-04-01 | 2004-04-01 | 半導体集積回路 |
US10/990,430 US20050229067A1 (en) | 2004-04-01 | 2004-11-18 | Semiconductor integrated circuit |
US11/090,293 US7334168B2 (en) | 2004-04-01 | 2005-03-28 | Semiconductor integrated circuit which properly executes an operational test of a circuit under test in the semiconductor integrated circuit |
US11/965,790 US7480841B2 (en) | 2004-04-01 | 2007-12-28 | Semiconductor integrated circuit which properly executes an operational test of a circuit under test in the semiconductor integrated circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004109086A JP4332056B2 (ja) | 2004-04-01 | 2004-04-01 | 半導体集積回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005291996A JP2005291996A (ja) | 2005-10-20 |
JP4332056B2 true JP4332056B2 (ja) | 2009-09-16 |
Family
ID=35061946
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004109086A Expired - Fee Related JP4332056B2 (ja) | 2004-04-01 | 2004-04-01 | 半導体集積回路 |
Country Status (2)
Country | Link |
---|---|
US (3) | US20050229067A1 (ja) |
JP (1) | JP4332056B2 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100815179B1 (ko) * | 2006-12-27 | 2008-03-19 | 주식회사 하이닉스반도체 | 변화하는 지연값을 가지는 메모리장치. |
JP5194890B2 (ja) * | 2008-03-05 | 2013-05-08 | 富士通セミコンダクター株式会社 | 半導体集積回路 |
WO2010041736A1 (ja) * | 2008-10-10 | 2010-04-15 | コニカミノルタホールディングス株式会社 | 表面プラズモンを利用したアッセイ法 |
US8844023B2 (en) * | 2008-12-02 | 2014-09-23 | Micron Technology, Inc. | Password protected built-in test mode for memories |
US7928716B2 (en) * | 2008-12-30 | 2011-04-19 | Intel Corporation | Power supply modulation |
US8549371B1 (en) * | 2012-09-13 | 2013-10-01 | SK Hynix Inc. | Semiconductor memory device |
KR102471500B1 (ko) * | 2018-03-12 | 2022-11-28 | 에스케이하이닉스 주식회사 | 반도체 장치 및 이를 포함하는 테스트 시스템 |
US11037637B2 (en) * | 2018-12-10 | 2021-06-15 | Micron Technology, Inc. | Defect detection in memories with time-varying bit error rate |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3310174B2 (ja) * | 1996-08-19 | 2002-07-29 | 東芝マイクロエレクトロニクス株式会社 | 半導体集積回路 |
JP3262033B2 (ja) * | 1997-07-31 | 2002-03-04 | 日本電気株式会社 | 半導体記憶装置 |
US6011727A (en) * | 1998-08-26 | 2000-01-04 | Micron Technology, Inc. | Block write circuit and method for wide data path memory devices |
JP2001153930A (ja) | 1999-11-25 | 2001-06-08 | Nec Ic Microcomput Syst Ltd | マクロセルのテスト回路及びそのテスト方法 |
JP2003256495A (ja) | 2002-02-27 | 2003-09-12 | Nec Corp | 消費電力計算装置及び方法 |
US6963212B2 (en) * | 2004-03-23 | 2005-11-08 | Agilent Technologies, Inc. | Self-testing input/output pad |
-
2004
- 2004-04-01 JP JP2004109086A patent/JP4332056B2/ja not_active Expired - Fee Related
- 2004-11-18 US US10/990,430 patent/US20050229067A1/en not_active Abandoned
-
2005
- 2005-03-28 US US11/090,293 patent/US7334168B2/en active Active
-
2007
- 2007-12-28 US US11/965,790 patent/US7480841B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20080126894A1 (en) | 2008-05-29 |
US7334168B2 (en) | 2008-02-19 |
US20050229065A1 (en) | 2005-10-13 |
US20050229067A1 (en) | 2005-10-13 |
US7480841B2 (en) | 2009-01-20 |
JP2005291996A (ja) | 2005-10-20 |
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