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4 cards from this section. Quick, good the night before a test.
What does the IC 555 timer primarily do?
Think about its applications in electronics.
What is Monostable Mode?
Consider what happens when you trigger the timer.
What does the IC 555 timer generate in Monostable Mode?
Think about what happens when you trigger it.
In Astable Mode, does the 555 timer need an external trigger to operate?
Consider the operation characteristics of this mode.
Design a circuit using the IC 555 timer in astable mode to create a blinking LED with a set frequency of 1Hz. Specify component values.
Start by determining the required time period for 1Hz.
For an application requiring a 2-second pulse in Monostable Mode, which resistor and capacitor values would you choose if R is 150k ohm?
Rearrange the formula to solve for C, then choose a standard capacitor value.
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