Question

In VLSI circuits more than gates are contained. (A) 1000 (B) 100 (C) 10 (D) 500

Short answer

The correct answer is (A) 1000. VLSI circuits involve the integration of a large number of gates (typically thousands or more) on a single chip. Among the options given, 1000 gates best represent the typical scale of gate volume in a VLSI circuit.

Step-by-step solution

Understand VLSI technology

Very Large Scale Integration (VLSI) is a process that allows the integration of a very large number of transistors (in the order of thousands or more) on a single microchip. The gate count of a VLSI device often represents the complexity of the device. Remember, a gate in this context refers to an electronic or digital logic gate, which is an elementary building block of a digital circuit.

Draw a conclusion from the definition of VLSI

From the definition of VLSI, we know it involves the integration of a large number of gates (typically thousands or more) on a single chip. This scale would efficiently implement complex circuits and greatly improve the performance.

Compare with the given options

Comparing this with the multiple-choice options given, the closest answer that defines VLSI circuits, through the number of integrated gates, should be a number in the order of thousands.

Choose the correct answer

The correct answer is: (A) 1000. The real number could be more or less than this, but among the options given, this one is the closest to the typical scale of gate volume in a VLSI circuit.

Key concepts

microchip integration

Microchip integration is a fundamental concept in modern electronics, especially within the realm of Very Large Scale Integration (VLSI). This process involves embedding thousands, or even millions, of transistors onto a single microchip. By achieving high levels of integration, we can create compact and efficient electronic systems.

The advantages provided by microchip integration include:

• Smaller device size, thanks to packing many components closely together.
• Increased performance, as signals travel shorter distances within a chip.
• Reduced power consumption, since tightly integrated components require less energy.

These benefits propel the use of integrated circuits in applications like smartphones, computers, and medical devices, where space and efficiency are crucial.

Microchip integration revolutionizes how we design and manufacture electronic devices by drastically improving their functionality and usability.

electronic gates

Electronic gates, or logic gates, are fundamental components of digital circuits. They execute basic operations that control the flow of electricity through a circuit. Each gate represents a different function, such as AND, OR, and NOT, which corresponds to basic logical processes.

Here’s why they are vital:

• They form the building blocks of digital systems, such as CPUs and memory units.
• They enable decision-making processes within a circuit, allowing for sophisticated computations and operations.
• Simple combination of these gates can create complex digital circuits that perform diverse functions.

Understanding how electronic gates work and their functions in circuits is essential for grasping the complexities of digital technology and VLSI development.

digital circuit complexity

Digital circuit complexity refers to the intricacy involved in designing circuits that can perform multiple functions. As we design more sophisticated digital systems, the complexity increases exponentially. This complexity is often measured by the number of gates and components within a circuit.

Several factors contribute to digital circuit complexity:

• The number of logic gates required to perform various tasks in digital systems.
• The interactions and dependencies between these gates, which must function flawlessly.
• The need for efficiency in processing speed and power usage without sacrificing performance.

Understanding and managing digital circuit complexity is crucial for engineers and designers to ensure reliable, efficient, and powerful electronic systems that can meet modern demands.

transistor integration

Transistor integration is a core feature of VLSI technology. It involves embedding large numbers of transistors into a compact, single chip. Transistors act as switches within the circuit, regulating the flow of electrical signals.

The significance of transistor integration includes:

• Enabling complex and high-performance circuits, as seen in processors and semiconductors.
• Facilitating the creation of progressively smaller and faster devices.
• Reducing manufacturing costs by allowing for more effective mass production processes.

Transistor integration is a driving force behind advancements in electronics, ensuring that devices can perform increasingly sophisticated tasks with greater efficiency and fewer resources.