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LED Pendulum circuit

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CMOS between 3 and 15 Volts dc are safe values..
 
RODALCO said:
CMOS between 3 and 15 Volts dc are safe values..
Click to expand...
What about 74HCxx that is also Cmos?
It has a supply from 2.0V to 6.0V. 7.0V is its absolute max but is not recommended.
 
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