Curioustab

Home » Digital Electronics » Multivibrators and 555 Timer

Triggering a retriggerable one shot during pulse generation will:

time out the original pulse
extend the pulse to this trigger width
have no effect
double the original pulse width

Correct Answer: extend the pulse to this trigger width

← Previous Question Next Question→

More Questions from Multivibrators and 555 Timer

The monostable multivibrator circuit is not an oscillator because ________.
Does the 74123 one shot have an internal timing resistor?
What does the discharge transistor do in the 555 timer circuit?
What controls the output pulse width of a one shot?
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.
What is the duty cycle of the waveform at the output of the circuit given below?
Design a circuit using a 74121 to convert a 33-kHz, 30% duty cycle waveform to a 33-kHz, 60% duty cycle waveform.
What is the pulse width of the output of a 74123 if an external 4.7-kΩ resistor and a 0.022-µF capacitor are used?
A monostable 555 timer has the following number of stable states:
Pulse stretching, time-delay, and pulse generation are all easily accomplished with which type of multivibrator circuit?

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion