Lecture

Tri-State Inverter: Master-Slave Flip-Flop Applications

Graph Chat

Chat with Graph Search

Ask any question about EPFL courses, lectures, exercises, research, news, etc. or try the example questions below.

DISCLAIMER: The Graph Chatbot is not programmed to provide explicit or categorical answers to your questions. Rather, it transforms your questions into API requests that are distributed across the various IT services officially administered by EPFL. Its purpose is solely to collect and recommend relevant references to content that you can explore to help you answer your questions.

In course

MICRO-312: Physics of semiconductors devices

Les étudiants savent expliquer la physique des composants semiconducteurs, tels que diodes, transistors et composants MOS. Ils les utilisent dans des circuits électroniques fondamentaux tels qu'inverseurs et ampli. ...

Description

This lecture discusses the tri-state inverter and its applications in digital circuits, particularly focusing on the master-slave flip-flop configuration. The instructor begins by explaining the truth table and the schematic of the tri-state inverter, highlighting its behavior when the control signal, or clock, is either 0 or 1. When the clock is 0, the inverter is in a blocking state, resulting in a floating output. Conversely, when the clock is 1, the inverter allows signal transmission, effectively functioning as an inverter. The lecture further elaborates on how a master-slave flip-flop utilizes the tri-state inverter, detailing the flow of data and the role of the clock in maintaining the output state. The instructor illustrates the operation of the flip-flop, emphasizing the importance of the clock edges in determining when data is captured and held. The lecture concludes with a summary of the behavior of the flip-flop under different clock conditions, reinforcing the concepts of data preservation and signal control in digital electronics.

Instructor

Pierre-André Besse

Teaching & PhD Past EPFL PhD Students Klaus Ehrmann Courses La science quantique : une vision singulière MICRO-444 Students understand the characteristics of quantum science. They master the formalism and use it in basic quantum systems: quantum wells, wires, dots or qubits. Physics of semiconductors devices MICRO-312 The students are able to explain the physics of semiconductor devices like diodes, transistors, and MOS devices. They use such devices in fundamental electroni

Official source

Ontological neighbourhood

Electrical engineering

Electronic engineering: Digital electronics

Related concepts (32)

Signal

In signal processing, a signal is a function that conveys information about a phenomenon. Any quantity that can vary over space or time can be used as a signal to share messages between observers. The IEEE Transactions on Signal Processing includes audio, video, speech, , sonar, and radar as examples of signals. A signal may also be defined as observable change in a quantity over space or time (a time series), even if it does not carry information.

Digital signal

A digital signal is a signal that represents data as a sequence of discrete values; at any given time it can only take on, at most, one of a finite number of values. This contrasts with an analog signal, which represents continuous values; at any given time it represents a real number within a continuous range of values. Simple digital signals represent information in discrete bands of analog levels. All levels within a band of values represent the same information state.

Digital electronics

Digital electronics is a field of electronics involving the study of digital signals and the engineering of devices that use or produce them. This is in contrast to analog electronics and analog signals. Digital electronic circuits are usually made from large assemblies of logic gates, often packaged in integrated circuits. Complex devices may have simple electronic representations of Boolean logic functions. The binary number system was refined by Gottfried Wilhelm Leibniz (published in 1705) and he also established that by using the binary system, the principles of arithmetic and logic could be joined.

Signalling control

On a rail transport system, signalling control is the process by which control is exercised over train movements by way of railway signals and block systems to ensure that trains operate safely, over the correct route and to the proper timetable. Signalling control was originally exercised via a decentralised network of control points that were known by a variety of names including signal box (International and British), interlocking tower (North America) and signal cabin (some railways e.g., GCR).

Logic gate

A logic gate is an idealized or physical device that performs a Boolean function, a logical operation performed on one or more binary inputs that produces a single binary output. Depending on the context, the term may refer to an ideal logic gate, one that has, for instance, zero rise time and unlimited fan-out, or it may refer to a non-ideal physical device (see ideal and real op-amps for comparison). In the real world, the primary way of building logic gates uses diodes or transistors acting as electronic switches.

Related lectures (64)

Logic Gates and IC Technology

Explores the implementation of logic gates in semiconductor material, focusing on TTL and CMOS technologies, ICs, hazards, clocks, D flip-flops, and switch debouncing.

Multiplexers: Design and Functionality

Covers the design and operation of 2-to-1 and 1-to-2 multiplexers, including transistor count and truth table analysis.

Timing Analysis: Synchronous Circuit Design

Covers timing analysis of synchronous circuits, focusing on flip-flops, timing constraints, and metastability issues.

Digital Logic Circuits: Memory Elements and Sequential Logic

Introduces sequential logic circuits and memory elements, focusing on their role in digital systems and practical applications.

Logic Systems: Basics and Operators