The 555 timer can be used in either the bistable mode or the monostable mode.

More Questions from Flip-Flops and Timers

• A one-shot is a special type of multivibrator, which must be triggered to produce each output pulse.
• A D-type flip-flop is constructed by connecting an inverter between the Set and Clock terminals.
• When the S and the R inputs are both HIGH the output of an S-R NOR latch will be unpredictable.
• J-K flip-flops are often used as switch debouncers.
• The J-K flip-flop eliminates the RACE state when both the J and K inputs are HIGH.
• Edge-triggered flip-flops must have _________.
• The S-R, D-type, and J-K flip-flops are all examples of _________________.
• A retriggerable one-shot has a pulse width of 10 ms; 3 ms after being triggered, another trigger pulse is applied. The resulting output pulse will be _________ ms.
• An S-R NAND latch with both of its inputs LOW has an output that is _____________.
• If an input is activated by a signal transition, it is _____________.

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