1.2. Course Overview

So, the need of analog designer of course, it will be there. So, if you see the fate of the fate of this analog electronics it is if it is in particularly in digital era.

In today's world, the demand for analog designers remains strong, even as we enter an era dominated by digital technologies. This is because although digital systems are gaining prominence, they often rely on analog components. The relationship between analog and digital electronics is complementary; each serves critical roles in electronic systems.

Think of a smartphone. While it runs primarily on digital technology, such as operating systems and applications, it still requires analog components like microphones and speakers. These components convert sound waves into digital signals and vice versa, highlighting the importance of analog design in a digital world.

But then as I said that along with the digital core the requirement of this analog shell it will be remaining there; and hence the requirement of analog circuit it will be remaining.

The digital core of technology refers to the main processing capabilities that manage data using binary code. However, this core functions within an 'analog shell', which includes components that handle real-world signals, such as sound and light. The need for analog circuits persists as they interface with the analog environment that surrounds digital systems.

Imagine a car's digital dashboard that displays speed, fuel level, and engine temperature. The digital dashboard processes information and presents it to the driver, but it relies on sensors (analog components) that measure and convert physical properties into signals that the digital systems can understand.

So, here we will start with building blocks, different building blocks individually and then we will move to whatever the challenges we will face while we will be interfacing different blocks together to make a bigger system.

The course will begin by focusing on the fundamental building blocks of analog electronics, examining their functions and principles. Students will learn to design these components before understanding the complexities of integrating them together to form more extensive systems. This approach ensures a solid foundation before tackling the complexities of larger circuits.

Consider building a house. You start with individual bricks (the building blocks), learning how to construct walls from them. Once you're comfortable with creating walls, you can move on to understanding how to connect walls, install windows, and set up the roof, creating a complete structure.

So, we may make bigger analog system or I should say analog module to be more precise by stitching individual analog building blocks. And then we will see that how this interface effects are making it more and more challenging.

As students progress, they will confront the challenges posed by interfacing different analog circuits together. These challenges may include issues like impedance matching, noise interference, and signal degradation. Understanding how to navigate these difficulties is crucial for creating effective larger analog systems.

Think of an orchestra as a larger analog system. Each instrument (building block) has its own unique sound and way of playing. When musicians (analog circuits) come together, they must harmonize (interface) effectively to produce beautiful music. If one musician plays too loudly or softly, it can distort the overall sound, just as poor interfacing can lead to issues in circuit performance.

So, when we will be covering these practical analog modules, we will be definitely, will be discussing about their own on working principle.

The course will also delve into practical analog modules, emphasizing their unique working principles. Students will learn how to assess the input-output relationships within these modules, which is foundational for successful design and analysis. By understanding these relationships, students can better design systems that meet specific functional criteria.

Imagine a car's braking system as a practical analog module. The driver inputs a command by pressing the brake pedal (input), and the system needs to respond by applying brakes (output). Understanding how the components within the braking system interact—like hydraulics and mechanical links—is essential for safe and effective braking.

we will start from system level and then we will go to the implementation of the smaller level.

Students will learn to approach circuit design from a system-level perspective before focusing on the implementation of smaller components. This top-down method ensures a comprehensive understanding of how various parts of a circuit work together to achieve the desired overall functionality.

Consider designing a smartphone app. The design process starts with the overall user interface and functionalities (system level). Once the broad concept is defined, developers then focus on individual features, like the camera functionality, to ensure it aligns with the overall vision.

--