Voltage variable operational amplifier relaxation oscillator
A voltage variable digital clock utilizing an operational amplifier biased as a relaxation oscillator with a plurality of switch selectable capacitors for determining the operating frequency range of the oscillator and a field-effect transistor controlled resistance responsive to an error voltage fo...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A voltage variable digital clock utilizing an operational amplifier biased as a relaxation oscillator with a plurality of switch selectable capacitors for determining the operating frequency range of the oscillator and a field-effect transistor controlled resistance responsive to an error voltage for controlling the output frequency within the selected frequency range. |
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