Published:2012/10/18 3:18:00 Author:muriel | Keyword: CMOS, SCHMITT , TRIGGER IC | From:SeekIC
By changing the supply voltage fed to a classic 4584 Schmitt trigger type oscillator, the oscillator frequency can be changed over a range of 50:1. A 74HCU04 inverter is used at the output of the 4584 to maintain a constant TTL logic level signal.
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