Bistable 7400 (CB22408E)

The figure shows how to connect a 7400 to obtain a bistable configuration. The circuit must be powered with 5 V.

Soft Start Power Supply (CB15147E)
This circuit was found in the SGS manual for linear integrated circuits of 1982. The capacitor...
Pulse Generator with Variable Cycle LM139 (CB14233E)
This circuit was suggested by National Semiconductor in its Linear Applications Handbook. The...
Traffic Light (CB21348E)
This control for a traffic light with incandescent lamps was obtained from an English...