Introduction to number systems and codes. Analysis and synthesis of digital logic circuits: Basic logic functions‚ Boolean algebra‚ combinational logic design‚ minimization of combinational logic. Implementation of basic static logic gates in TTL‚ ECL‚ IIL and CMOS and BiCMOS: DC characteristics‚ noise margin and power dissipation. Power optimization of basic gates and combinational logic circuits. Modular combinational circuit design: pass transistor‚ pass gates‚ multiplexer‚ demultiplexer and their
Premium Integrated circuit
Generation did not advance as much as most people hoped‚ but eventually‚ the "Third Generation" was brought about by the invention of integrated circuits in 1958. Integrated circuits replaced transistors‚ and many computer languages came out in this time. Many more computer companies were born during this time‚ and eventually this led to personal computers for everyday use. Microprocessors introduced the beginning of the "Fourth Generation" and a time where computers were in almost every house.
Free Computer Integrated circuit Personal computer
HOMEWORK WEEK 6 9.) Compare and contrast circuit-switched services‚ dedicated-circuit services‚ and packet-switched services. Circuit switched services are the oldest approach to MAN and WAN circuits. They began operating over the PSTN or the Public Switched Telephone Network that carriers like AT&T‚ and Bell South ran on. A simple telephone call is based off of this premise. Circuit switched services rely on cloud architecture. This means that the users must lease connection points into the
Premium
receiver‚ amplifier circuit‚ trigger circuit ‚ driver circuit and buzzer. The anode of the transmitter and receiver are connected to the 5 V power supply and cathodes are connected to the ground. When the bias voltage applied to the security alarm circuit‚ the transmitter emits the Infra-red ray. Then this connected to amplifier to amplify the low sound coming from transmitter. [pic] The amplifier tansmits the signal to the switching circuit which passes it
Premium Electronics Physical security Infrared
Signal amplification circuit The ultrasonic signal which was received with the reception sensor is amplified by 1000 times(60dB) of voltage with the operational amplifier with two stages. It is 100 times at the first stage (40dB) and 10 times (20dB) at the next stage. As for the dB (decibel)‚ refer to "Logarithm Table". Generally‚ the positive and the negative power supply are used for the operational amplifier. The circuit this time works with the single power supply of +9 V. Therefore‚ for the
Premium Direct current Rectifier Capacitor
ANALOG CIRCUIT DESIGN VOLTAGE REGULATOR USING OP-AMP PROJECT REPORT By T.SAI KUMAR (12BEC0116) S.GIRISH(12BEC0253) K.VISHWANATH(12BEC0459) V.KARTHIK(12BEC0440) VOLTAGE REGULATOR USING OP-AMP ABSTRACT In real life situations‚ we come across many scenario where we require a constant output voltage even though the input voltage is varying randomly .Voltage regulator is the device which produces constant output voltage for varying input. Generally in many of the household appliances
Premium Direct current Integrated circuit
Investigation of Wireless Measure and Control Methodology for High Voltage Circuit Breaker I. INTRODUCTION The high voltage circuit breaker is the most important device for protection and control in power systems and its safety operation has always been an important requirement to be guaranteed. The working state of high voltage circuit breaker can be evaluating by the condition monitoring and fault diagnosis technology. If the data provided by the condition monitoring proved to be normal‚ the
Premium Circuit breaker Electrical engineering
m / F answer: a The SI unit of time is the second. Express 0.00001 seconds in a suitable sub multiple: a. 10 milliseconds‚ 10 ms b. 100 milliseconds‚ 100 ms c. 100 microseconds‚ 100 us d. 10 microseconds‚ 10 us answer: d In a magnetic circuit the magnetic field strength H is expressed in ampere turns/metre. H is calculated using the formula: a. H = I/nl b. H = nI/l c. H = Il/n d. H = nl/I answer: b The formula used to calculate the resistance (R) of a conductor‚ given its length
Premium Electricity Electric current Electric charge
pins that can be inserted in the slots so as to set up different combinations. Each unit contains electronic circuits designed to generate (in the case of both the key and the lock) and to detect (in the case of the lock only) a signal in which at least one parameter varies as a function of the established combination‚ the lock incorporating an electrical power supply for the electronic circuits of both units. ACKNOWLEDGEMENT My sincere thanks to Mr. M.Suresh
Premium Physical security 555 timer IC Access control
The old telephone system (PSTN) uses circuit switching to transmit voice data whereas VoIP uses packet-switching to do so. The difference in the way these two types of switching work is the thing that made VoIP so different and successful. To understand switching‚ you need to realize that the network in place between two communicating persons is a complex field of devices and machines‚ especially if the network is the Internet. Consider a person in Mauritius having a phone conversation with another
Premium Internet IP address Internet Protocol