Tessolve Semiconductor Interview Questions, Process, and Tips

Circuit theory, networks, Diode, Digital, Opamp

Q1. Basics of analog 0and digital
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Q2. Types of clipper circuit
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A clipper circuit is an electronic circuit that limits or clips the voltage level of a waveform.
• There are two types of clipper circuits: positive clipper and negative clipper.

• Positive clipper circuit limits the positive half of the input waveform.

• Negative clipper circuit limits the negative half of the input waveform.

• Diodes are commonly used in clipper circuits to perform the clipping operation.

• Examples of clipper circ...read more
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Q3. Types of clamper circuit
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A clamper circuit is used to shift the DC level of a signal without changing its shape.
• Positive Clamper: shifts the DC level of the input signal to a higher level

• Negative Clamper: shifts the DC level of the input signal to a lower level

• Biased Clamper: shifts the DC level of the input signal to a desired level using a biasing voltage

• Diode Clamper: uses diodes to clamp the input signal to a specific DC level
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Q4. Clipper with the help of opamp
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Clipper with the help of opamp is a technique used to limit the output voltage of a signal.
• Clipper circuit is used to limit the voltage level of a signal by clipping off the peaks.

• Opamp (operational amplifier) is a high-gain electronic amplifier used to amplify and manipulate signals.

• By combining a clipper circuit with an opamp, the opamp can be used to control the clipping level and shape the output signal.

• The opamp c...read more
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Q5. Clamper with transistor
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A clamper circuit is used to shift the DC level of a signal.
• A clamper circuit consists of a diode and a capacitor.

• It is used to add or subtract a DC voltage to a signal.

• The transistor can be used in a clamper circuit to control the clamping voltage.

• The transistor acts as a switch to control the charging and discharging of the capacitor.

• Example: A clamper circuit with a transistor can be used to shift the DC level of an...read more
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Q1. Sv hvm questions on constraiants and assertions
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Q2. Questions on resume projects
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Q1. Questions on protocols
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Q2. Sv uvm questions
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Q1. Salary and pckge discussion
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Q2. Details on client interview
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Q1. Projects and challenges
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Q2. Sv uvm basics
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Q1. Implement nand gate using 2:1 mux
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NAND gate can be implemented using a 2:1 multiplexer by connecting one input to select line and the other input to one of the data inputs.
• Connect one input of the NAND gate to the select line of the 2:1 mux.

• Connect the other input of the NAND gate to one of the data inputs of the 2:1 mux.

• Connect the other data input of the 2:1 mux to ground.

• The output of the 2:1 mux will be the output of the NAND gate.
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Q2. Implement a 4:1 mux using 2:1 mux
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A 4:1 mux can be implemented using two 2:1 muxes by selecting one of the 2:1 muxes based on the select line.
• Use one 2:1 mux to select between the two inputs of the second 2:1 mux based on the select line

• Connect the outputs of the two 2:1 muxes to get the final 4:1 mux output
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Q3. Implement a 58:1 mux using 2:1 mux and how many mux are required?
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A 58:1 mux can be implemented using 2:1 mux by cascading multiple levels of muxes.
• Implement a 2:1 mux using 2 input lines and 1 output line.

• Cascading multiple levels of 2:1 muxes can create a 4:1, 8:1, 16:1, and finally a 58:1 mux.

• In this case, you would need 6 levels of 2:1 muxes to create a 58:1 mux.
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Q4. Projects in the resume
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Basics core questions MCQ totally 50 questions

Q1. Technical hr round Asked about basic technical questions like what is resistance,a tive elements and passive elements,rectifer and draw and explain full wave rectifier circuit
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Q2. Self intro and releted
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Q1. General hr Asked generally
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