The integrated circuit used is uncommon today. The circuit was obtained in the Philips integrated circuits manual of 1990. The reference voltage-range is from 0.5 to 9.0 V.
We found this circuit in a Motorola manual. The circuit employs operationals that are uncommon today...
In the figure we have the way to use a voltage comparator powered by a voltage to control a...
CTS IoT Quartz Crystals Available through Mouser Electronics, CTS quartz crystals are especially suited...