Review TestSubject: Digital Test training course review

2023-04-18

Prepared By: Beatrice Pradarelli

Test Concepts Based on the information in a data sheet, what are the different tests applied to a digital circuit?……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………… What is a continuity test? What are the other names used for this test?……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………… What are the levels to apply to the following pins for a functional test?

Input pins Vil VihCPDS0, DS7S0, S1Output pins Vol VohQ0, Q7

What is the definition of the propagation delay time of an output pin?

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What is the definition of the setup time of an input pin?

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Considering a 20MHz tester period and the following drive and receive edges definitions, use the graph below to represent the timing (waveform + edge) of each pin in one period:

Input pins Shape d1(ns) d2(ns)CP RZ 10 40DS0, DS7 NRZ 0 -MR_ RO 10 20S0, S1 NRZ 5 -Output pins Shape r1(ns)IO[0 :7] Edge H 45 -Q0, Q7 Edge L 45 -The shape of the pin CP is given as an example:

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Review TestSubject: Digital Test training course review

2023-04-18

Prepared By: Beatrice Pradarelli

SmarTest Hardware

What are the main advantages to use an industrial tester rather than individual lab equipment to verify integrated circuits?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

What are the main components available inside the tester to create an electrical signal to be sent to the DUT (Device Under Test)?……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

SmarTest Software

What means “using SmarTest online” and “using SmarTest offline”?……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

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10 20 30 40 500

CPMR_S0S1DS0DS7IO/0IO/1IO/2IO/3IO/4IO/5IO/6IO/7Q0Q7

ns

Tester period

Review TestSubject: Digital Test training course review

2023-04-18

Prepared By: Beatrice Pradarelli

…………………………………………………………………………………………………………………………………………………

What are the different usages of the UI_report window?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

Test program development

What are the 4 first steps when developing a test program?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

What represent the tester channel associated to a device pin?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

How the timing of a pin is described (2 elements)?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

What represent a line in a test pattern?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

What kind of test can be implemented in a test flow?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

What is the purpose of a bad bin?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

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Review TestSubject: Digital Test training course review

2023-04-18

Prepared By: Beatrice Pradarelli

Debug

Which tools can be used to debug a failing test?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

Explain how to proceed to diagnose failures with only the pattern debugger………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

Characterization

What is the purpose of characterization?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

What is the shmoo plot?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

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