SEMICONDUCTOR INSPECTION DEVICE AND SEMICONDUCTOR INSPECTION METHOD

To provide a semiconductor inspection device and a semiconductor inspection method capable of performing a contact check without separately mounting a circuit or a component for the contact check.SOLUTION: A semiconductor inspection device inspects an element to be measured 1 having a capacitance be...

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Hauptverfasser: NOGUCHI TAKAYA, ONOHARA KENTA
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a semiconductor inspection device and a semiconductor inspection method capable of performing a contact check without separately mounting a circuit or a component for the contact check.SOLUTION: A semiconductor inspection device inspects an element to be measured 1 having a capacitance between a first electrode and a second electrode. The semiconductor inspection device includes: a first measurement terminal 4 for contacting a first electrode; a second measurement terminal 5 for contacting a second electrode; a power supply part 7 for applying a voltage square wave between the first measurement terminal 4 and the second measurement terminal 5; a differential probe 8 for measuring a voltage signal that is a potential difference between the first measurement terminal 4 and the second measurement terminal 5; a waveform measuring instrument 9 for converting the voltage signal into voltage waveform data by analog-to-digital conversion; and an analysis part 11 for analyzing the voltage waveform data and determining whether the contacts between the first measurement terminal 4 and the second measurement terminal 5 are normal.SELECTED DRAWING: Figure 1 【課題】コンタクトチェック用の回路又は部品を別途搭載することなくコンタクトチェックを実施できる半導体検査装置及び半導体検査方法を得る。【解決手段】半導体検査装置は第1の電極と第2の電極との間に容量を有する被測定素子1を検査する。半導体検査装置は、第1の電極にコンタクトするための第1の測定端子4と、第2の電極にコンタクトするための第2の測定端子5と、第1の測定端子4と第2の測定端子5との間に電圧矩形波を印加する電源部7と、第1の測定端子4と第2の測定端子5の電位差である電圧信号を計測する差動プローブ8と、電圧信号をアナログ・デジタル変換して電圧波形データに変換する波形測定器9と、電圧波形データを波形解析して、第1の測定端子4及び第2の測定端子5のコンタクトが正常か否かの判定をする解析部11とを備える。【選択図】図1