TTL 6-in-1 IC, such as the 74LS06 or 74LS00, contains a collection of six gates, each with distinct input/output specifications. The IC package is designed to operate on a 5V power supply, which is standard for TTL logic circuits.TTL 6-in-1 IC, we can create circuits that use combinations of gates for various tasks. Here are a few examples of practical applications.