JP6738798B2 - ワンショット回路と自動試験装置 - Google Patents
ワンショット回路と自動試験装置 Download PDFInfo
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- JP6738798B2 JP6738798B2 JP2017503010A JP2017503010A JP6738798B2 JP 6738798 B2 JP6738798 B2 JP 6738798B2 JP 2017503010 A JP2017503010 A JP 2017503010A JP 2017503010 A JP2017503010 A JP 2017503010A JP 6738798 B2 JP6738798 B2 JP 6738798B2
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- 238000012360 testing method Methods 0.000 title claims description 91
- 230000004044 response Effects 0.000 claims description 22
- 230000000630 rising effect Effects 0.000 claims description 17
- 239000000872 buffer Substances 0.000 claims description 6
- 239000004020 conductor Substances 0.000 description 9
- 239000004065 semiconductor Substances 0.000 description 9
- 238000004590 computer program Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000006399 behavior Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002085 persistent effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 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
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/3183—Generation of test inputs, e.g. test vectors, patterns or sequences
- G01R31/318392—Generation of test inputs, e.g. test vectors, patterns or sequences for sequential 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]
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
- H03K3/033—Monostable circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/01—Shaping pulses
- H03K5/04—Shaping pulses by increasing duration; by decreasing duration
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K2005/00013—Delay, i.e. output pulse is delayed after input pulse and pulse length of output pulse is dependent on pulse length of input pulse
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Tests Of Electronic Circuits (AREA)
Description
Claims (12)
- ワンショット回路であって、
入力信号の立ち上がりエッジに応じて制御長の出力パルスを生成するべく、第1回路入力及び第2回路入力、マルチプレクサ、並びにラッチを備えるセット−リセット(SR)ラッチを含む回路であって、前記マルチプレクサは、前記第1回路入力から受信した第1信号と前記第2回路入力から受信した第2信号とに基づく入力を受信する、回路と、
前記第1信号を前記第1回路入力に与える回路パスと、
前記回路パス及び前記第2回路入力に接続される遅延要素と
を含む、ワンショット回路。 - 前記第1回路入力はセット(S)入力であり、
前記第2回路入力はリセット(R)入力であり、
前記ワンショット回路は、正の出力パルスを生成するように構成される、請求項1に記載のワンショット回路。 - 前記第1回路入力はリセット(R)入力であり、
前記第2回路入力はセット(S)入力であり、
前記ワンショット回路は、負の出力パルスを生成するように構成される、請求項1に記載のワンショット回路。 - 前記遅延要素は、調整可能遅延をもたらすべく調整可能である、請求項1に記載のワンショット回路。
- 前記遅延要素は、一以上の直列非反転遅延バッファを含む、請求項1に記載のワンショット回路。
- 前記遅延要素は偶数個の直列インバータを含む、請求項1に記載のワンショット回路。
- 前記遅延要素は、一以上の非反転遅延バッファと偶数個のインバータとの直列結合を含む、請求項1に記載のワンショット回路。
- 前記マルチプレクサは、第1入力、第2入力、選択入力、及び回路出力を含み、
前記ラッチは第3入力、第4入力、及び中間出力を含み、
を含み、
前記選択入力の値が、前記回路出力が前記第1入力又は前記第2入力のいずれであるかを決定し、
前記第1入力及び前記第3入力は前記第1信号を受信するように構成され、
前記第2入力は前記第2信号を受信するように構成され、
前記第4入力は前記第2信号の反転信号を受信するように構成され、
前記中間出力は前記選択入力に接続され、
前記第3入力はセット(S)SRラッチ入力であり、
前記第4入力はリセット(R)SRラッチ入力である、請求項8に記載のワンショット回路。 - 自動試験装置(ATE)であって、
被試験デバイス(DUT)に送信される試験パターンを生成するためのパターン発生器と、
前記試験パターンを受信し、前記DUTに送信される信号のためのタイミングを前記試験パターンに基づいて生成するタイミング発生器と、
前記信号を受信し、前記信号を前記DUTに送信するピンエレクトロニクスと
を含み、
前記タイミング発生器は、入力信号の立ち上がりエッジに応じて制御長の出力を生成するワンショット回路を含み、
前記ワンショット回路は、
第1回路入力及び第2回路入力、マルチプレクサ、並びにラッチを含むセット−リセット(SR)ラッチを含む回路であって、前記マルチプレクサは、前記第1回路入力から受信した第1信号と前記第2回路入力から受信した第2信号とに基づく入力を受信する、回路と、
信号を前記第1回路入力に送信する回路パスと、
前記回路パス及び前記第2回路入力に接続された遅延要素と
を含む、ATE。 - 前記マルチプレクサは、第1入力、第2入力、選択入力、及び回路出力を含み、
前記ラッチは第3入力、第4入力、及び中間出力を含み、
前記選択入力の値が、前記回路出力が前記第1入力又は前記第2入力のいずれであるかを決定し、
前記第1入力及び前記第3入力は前記第1信号を受信するように構成され、
前記第2入力は前記第2信号を受信するように構成され、
前記第4入力は前記第2信号の反転信号を受信するように構成され、
前記中間出力は前記選択入力に接続され、
前記第3入力は前記第1回路入力であり、
前記第4入力は前記第2回路入力である、請求項11に記載のATE。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/470,574 US10996272B2 (en) | 2014-08-27 | 2014-08-27 | One-shot circuit |
US14/470,574 | 2014-08-27 | ||
PCT/US2015/046082 WO2016032847A1 (en) | 2014-08-27 | 2015-08-20 | One-shot circuit |
Publications (2)
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JP2017527178A JP2017527178A (ja) | 2017-09-14 |
JP6738798B2 true JP6738798B2 (ja) | 2020-08-12 |
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JP2017503010A Active JP6738798B2 (ja) | 2014-08-27 | 2015-08-20 | ワンショット回路と自動試験装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10996272B2 (ja) |
JP (1) | JP6738798B2 (ja) |
KR (1) | KR102372550B1 (ja) |
CN (1) | CN106575960A (ja) |
WO (1) | WO2016032847A1 (ja) |
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US10276229B2 (en) * | 2017-08-23 | 2019-04-30 | Teradyne, Inc. | Adjusting signal timing |
US10685687B2 (en) * | 2017-10-31 | 2020-06-16 | Dialog Semiconductor (Uk) Limited | Secure memory element for logical state storage |
US10761130B1 (en) | 2019-04-25 | 2020-09-01 | Teradyne, Inc. | Voltage driver circuit calibration |
US11119155B2 (en) | 2019-04-25 | 2021-09-14 | Teradyne, Inc. | Voltage driver circuit |
US10942220B2 (en) | 2019-04-25 | 2021-03-09 | Teradyne, Inc. | Voltage driver with supply current stabilization |
US11283436B2 (en) | 2019-04-25 | 2022-03-22 | Teradyne, Inc. | Parallel path delay line |
WO2021219304A1 (en) * | 2020-04-29 | 2021-11-04 | Analog Devices International Unlimited Company | Edge combiners with symmetrical operation range at high speed |
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-
2014
- 2014-08-27 US US14/470,574 patent/US10996272B2/en active Active
-
2015
- 2015-08-20 CN CN201580042812.5A patent/CN106575960A/zh active Pending
- 2015-08-20 KR KR1020177002653A patent/KR102372550B1/ko active IP Right Grant
- 2015-08-20 WO PCT/US2015/046082 patent/WO2016032847A1/en active Application Filing
- 2015-08-20 JP JP2017503010A patent/JP6738798B2/ja active Active
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Publication number | Publication date |
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US10996272B2 (en) | 2021-05-04 |
KR20170047222A (ko) | 2017-05-04 |
KR102372550B1 (ko) | 2022-03-10 |
JP2017527178A (ja) | 2017-09-14 |
CN106575960A (zh) | 2017-04-19 |
WO2016032847A1 (en) | 2016-03-03 |
US20160065183A1 (en) | 2016-03-03 |
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