This circuit was found in a1980s Motorola documentation. The integrated circuit is from that time. The frequency depends on the crystal.
This circuit was found in a 1967s Motorola documentation. The circuit regulates the voltage of an...
This 9-bit DAC circuit was found in the RCA CMOS integrated circuits manual of the 1970s. The...
The purpose of this circuit is to cut off the high voltage when the bias voltage fails. The...