Q. 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?

A
A comparator
B
A voltage amplifier
C
Two comparators
D
A peak detector
Solution:

The internal circuitry of the 555 timer consists of Two comparators, an R-S flip-flop, a transistor switch, an output buffer amplifier, and a voltage divider.

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