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51 Cards in this Set
- Front
- Back
What type of IC's are used for analog applications?
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Linear
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What is the benefit of using IC's?
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Less space, less cost, more reliability
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Which component is normally NOT found in IC's?
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Inductors
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What type of info does a data book provide?
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Electrical characteristics, diagrams, descriptions
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What info is given for Linear IC's and not Digital IC's?
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Typical Characteristics
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Digital Electronics is the electronics of…
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counting.
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The 3rd and most recent generation of digital computer is made mainly of…
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integrated circuitry.
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ENIAC was made mainly of?
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Vacuum tubes.
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The 1st digital counting device is the…
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abacus.
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Most modern consumer products use what to control their operation?
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Microprocessors
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In digital circuits, there are how many input and output condition(s)?
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Two inputs and two outputs.
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A digital waveform has two states;
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high and low.
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TRUE OR FALSE: The term LOGIC is used in digital circuits to describe functions, operations, or voltage levels.
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TRUE
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TRUE OR FALSE: Digital circuits are made up of analog components.
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TRUE
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The purpose of the clock circuit on the clock generator is to produce a…
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square wave output.
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The purpose of a logic probe is to determine the presence of…
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high, low, or pulsed signals in digital circuits.
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What voltage does the logic probe need to operate?
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+5VDC
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The #1 pin indicator on a CAN IC appears as a…
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TAB.
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To identify an IC's function, a tech must know what?
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The part number.
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Level of integration is a measure of how many what an IC contains?
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Gates
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How many levels of integration are there?
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5 LEVELS
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Legs, or pins, on an IC do what?
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Provide a path for input and output signals.
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A requirement for workbench and tools which are used on ESD's is tools, work surfaces, and floors must be…
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grounded.
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What 2 materials generate the greatest potential static charge when rubbed together?
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Glass and Polyethylene
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TRUE OR FALSE: Some ESD protective measures include conductive containers with conductive covers during transport.
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TRUE
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TRUE OR FALSE: Techs must wear grounded wrist straps while handling exposed ESD devices.
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TRUE
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TRUE OR FALSE: Individual devices and card modules should be packaged in a quasi-conductive material.
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TRUE
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Materials susceptible to static charge generation produce what?
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TRIBOELECTRICITY.
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How are ESD's identified?
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They have id decals on assemblies and packaging, further, maintenance manuals identify ESD's in an illustrated parts list.
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What will affect the magnitude of a generated static charge?
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Humidity
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ESD's are extremely sensitive to static electricity because?
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They normally operate at very low current and voltage levels.
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TRUE OR FALSE: ESD's can be damaged by an electrostatic discharge near the device.
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TRUE
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TRUE OR FALSE: Overalls/dust coats MUST be worn when handling ESD's.
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FALSE
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Static electricity is?
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Electricity at rest, a phenomenon created by the rubbing of two materials.
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Propagation of an IC is the amount of…
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delay in switching.
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What is the most widely used logic family?
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TTL
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The advantage of the TTL over the ECL is…
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lower power.
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Which IC family in/output voltage range is 0-15 V?
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CMOS
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Which IC family has the lowest power rating?
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CMOS
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Flip-flop B changes state when…
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Flip-Flop A changes from 1 to 0.
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Counters are constructed by connecting JK Flip-flops in what mode?
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Toggle mode.
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Where is the input applied to a counter circuit?
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“C” or Clock
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The purpose of an adder circuit is to add…
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two binary numbers.
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The adder that uses a carry in from a previous adder is called a…
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full adder.
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TRUE OR FALSE: An adder circuit can be used for division by inverting and counting the number of additions.
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TRUE
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TRUE OR FALSE: An adder circuit can be used for multiplication by doing a series of additions.
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TRUE
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Memory that can be written to and read from is called what?
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RAM.
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When power is removed from volatile memory, the data is…
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LOST.
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The purpose of a memory circuit is to…
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store binary data for future processing.
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What is the definition of READ?
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The transfer of data from memory.
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What is WORD?
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A complete piece of digital data.
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