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Electronics: Buffer Circuits and Amplifiers

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What is the common collector amplifier (BJT) often called?

An emitter follower

What is another name for a voltage buffer?

Unity gain amplifier

What is the advantage of using a voltage follower in a circuit?

It provides high input impedance

What is the function of an inverting buffer?

<p>To invert the input signal</p> Signup and view all the answers

What can be used as an inverting buffer?

<p>A transistor switch with a collector resistor</p> Signup and view all the answers

What is the purpose of the resistor RC in a transistor circuit?

<p>To ensure the transistor saturates</p> Signup and view all the answers

What symbol is commonly used to indicate a signal is inverted?

<p>O</p> Signup and view all the answers

What is the purpose of an inverting buffer in digital circuits?

<p>To invert the signal</p> Signup and view all the answers

What standard is compatible with IEC standard 617?

<p>ANSI/IEEE Std 91-1984</p> Signup and view all the answers

What is the name of the circuit where the outputs 'latch' to either 1 or 0 based on a pulsed input?

<p>S-R latch</p> Signup and view all the answers

What is the term for the state when the flipflops may switch to reverse the output states or they may remain in an existing condition?

<p>Invalid state</p> Signup and view all the answers

Why is the latch not made to operate in the invalid state?

<p>It produces undesirable operation</p> Signup and view all the answers

What are the two output terminals of a flip-flop device referred to as?

<p>Normal and Complement</p> Signup and view all the answers

What is the term used to describe the flip-flop when the normal state is logic 1 and the complement is logic 0?

<p>Set</p> Signup and view all the answers

What is the purpose of the latching characteristic of a flip-flop?

<p>To store a bit of information</p> Signup and view all the answers

What type of gates can be used to construct a basic flip-flop circuit?

<p>NOR gates</p> Signup and view all the answers

What is the name of the device that has two stable states and can be switched between them by applying a suitable pulse?

<p>Flip-Flop</p> Signup and view all the answers

What is the primary reason for momentarily activating the Set or Reset input in a latch or flip-flop?

<p>To ensure the proper operation of the circuit</p> Signup and view all the answers

What is the main issue with using a mechanical switch in a digital circuit?

<p>The switch bounces, causing multiple output voltage transitions</p> Signup and view all the answers

What is the typical duration of the multiple transitions on the output signal due to switch bounce?

<p>A few milliseconds</p> Signup and view all the answers

What type of circuit can be used to prevent switch bounce from affecting the output?

<p>NAND latch</p> Signup and view all the answers

Why is it important to ensure a specific starting state in a latch or flip-flop?

<p>To ensure proper circuit operation</p> Signup and view all the answers

What is the purpose of applying a pulse to the Set or Reset input in a latch or flip-flop?

<p>To place the latch or flip-flop in a specific state</p> Signup and view all the answers

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