
555 Timer
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Other
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Professional Development
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Practice Problem
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Hard
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10 questions
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1.
FLASHCARD QUESTION
Front
In 555 timer, Pin 1 is
Back
Ground
2.
FLASHCARD QUESTION
Front
In 555 Timer, Reset Pin is at
Back
4
3.
FLASHCARD QUESTION
Front
The internal circuitry of the 555 timer consists of ________, an R-S flip-flop, a transistor switch, an output buffer amplifier, and a voltage divider.
Back
two comparators
4.
FLASHCARD QUESTION
Front
What is the function of the comparators in the 555 timer circuit?
Back
to compare the input voltages to the internal voltage divider
5.
FLASHCARD QUESTION
Front
The function of Pin 3 is: Control Voltage, Discharge, Output, Reset
Back
Output
6.
FLASHCARD QUESTION
Front
What is the function of the Reset pin?
Back
To reset the chip
7.
FLASHCARD QUESTION
Front
The 555 timer IC is made up of a combination of linear comparators and digital flip-flops.
Back
True
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