Standard Logic Devices (SLD) - General Questions Online Exam Quiz

Standard Logic Devices (SLD) - General Questions GK Quiz. Question and Answers related to Standard Logic Devices (SLD) - General Questions. MCQ (Multiple Choice Questions with answers about Standard Logic Devices (SLD) - General Questions

A digital logic device used as a buffer should have what input/output characteristics?

Options

A : high input impedance and high output impedance

B : low input impedance and high output impedance

C : low input impedance and low output impedance

D : high input impedance and low output impedance

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What is the standard TTL noise margin?

Options

A : 5.0 V

B : 0.2 V

C : 0.8 V

D : 0.4 V

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The range of a valid LOW input is:

Options

A : 0.0 V to 0.4 V

B : 0.4 V to 0.8 V

C : 0.4 V to 1.8 V

D : 0.4 V to 2.4 V

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When an IC has two rows of parallel connecting pins, the device is referred to as:

Options

A : a QFP

B : a DIP

C : a phase splitter

D : CMOS

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Which digital IC package type makes the most efficient use of printed circuit board space?

Options

A : SMT

B : TO can

C : flat pack

D : DIP

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The problem of interfacing IC logic families that have different supply voltages (V CC s) can be solved by using a:

Options

A : level-shifter

B : tri-state shifter

C : translator

D : level-shifter or translator

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Ten TTL loads per TTL driver is known as:

Options

A : noise immunity

B : power dissipation

C : fanout

D : propagation delay

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Which of the following summarizes the important features of emitter-coupled logic (ECL)?

Options

A : negative voltage operation, high speed, and high power consumption

B : good noise immunity, negative logic, high frequency capability, low power dissipation, and short propagation time

C : slow propagation time, high frequency response, low power consumption, and high output voltage swings

D : poor noise immunity, positive supply voltage operation, good low-frequency operation, and low power

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What quantities must be compatible when interfacing two different logic families?

Options

A : only the currents

B : both the voltages and the currents

C : only the voltages

D : both the power dissipation and the impedance

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CMOS logic is probably the best all-around circuitry because of its:

Options

A : packing density

B : low power consumption

C : very high noise immunity

D : low power consumption and very high noise immunity

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