5V Powwr Supply Crowbar protection MC3425 (CB14530E)

This circuit is suggested by Motorola in its 1990 Linear Databook. The integrated circuit is no longer common in the market.

Visual Voltage Alert (CB18804E)
This circuit visually indicates that a high voltage is present in an outlet or other point. The...
Timed Sequential Controller (CB4453E)
This circuit found in a 1988 documentation consists of a timer or sequential timer controller. The...
Ladder Generator (CB21245E)
Using a 4017 as a base, this circuit from a 1990s Popular Electronics generates low-frequency...