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  • Analog Design
    • Latest Analog Layout Interview Questions (2025)
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    • Digital Electronics Interview Question(2025)
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    • Physical Design Interview Questions for VLSI Engineers
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Digital Design

Why is a P-type (100) substrate doped with boron preferred?

By siliconvlsiDecember 31, 20230

P-type (100) Substrate CMOS integrated circuits start with a P-type (100) substrate heavily doped with boron to minimize substrate resistivity…

Digital Design

Why are (111)-oriented P-type substrates preferred?

By siliconvlsiDecember 31, 20230

The fabrication sequence for standard bipolar integrated circuits begins with the starting material, which is a lightly doped (111)–oriented P-type…

Digital Design

What is Silicidation Process?

By siliconvlsiDecember 31, 20230

Silicidation Process The modification in semiconductor metallization involving the addition of silicide is a crucial enhancement to the standard metallization…

Digital Design

What is the importance of Aluminum in Semiconductor Metallization Systems?

By siliconvlsiDecember 31, 20230

Aluminum in Semiconductor Aluminum plays a crucial role in semiconductor metallization systems due to its excellent conductivity, compatibility with semiconductor…

VLSI Design

What is Czochralski Process?

By siliconvlsiDecember 31, 20230

Czochralski Process The Czochralski process is a key method for growing semiconductor-grade silicon crystals, and its principles involve careful control…

VLSI Design

What are the different regions of operation in MOS Transistors?

By siliconvlsiDecember 30, 20230

Different regions of operation in MOS Transistors MOS transistors exhibit distinct regions of operation, notably the linear (or triode) region…

VLSI Design

What is Diffusion current and Drift current?

By siliconvlsiDecember 30, 20230

Diffusion current and Drift current The diffusion and drift, both of which contribute to the conduction in semiconductors. Diffusion is…

VLSI Design

What is role of of Electrons and Holes in Semiconductors?

By siliconvlsiDecember 30, 20230

How does the electrical conductivity of group-IV elements The electrical conductivity of group-IV elements exhibits a trend of increasing with…

Forum

What are Electromigration (EM) and IR-Drop and its prevention?

By siliconvlsiDecember 23, 20230

Electromigration (EM) and IR-Drop (Voltage Drop) can impact how well-integrated circuits in electronic devices work. Let’s explore each issue and…

Forum

Does NWELL have any impact on NMOS, do we have to consider WPE for NMOS

By siliconvlsiNovember 20, 20230

Does NWELL have any impact on NMOS? For NMOS transistors, you would typically be concerned with the substrate type, which…

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