RadioShack LM555 Precision Timer (8-Pin DIP)

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Sale price$17.99 Regular price$27.23



Precision monolithic timing circuits capable of producing accurate time delays or oscillation. and the time-delay or monostable mode of operation, the timed interval is controlled by a single external resistor and capacitor network. and the astable mode of operation, the frequency and duty cycle may be independently controlled with two external resistors and a single external capacitor.åÊ The threshold and trigger levels are normally two-thirds and one-third, respectively, of VCC. These levels can be altered by use of the control voltage terminal.

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