This section of the TI Precision Labs - Isolation series gives an introductory overview of the differences between digital isolators, and the isolated digital input function, by answering the following questions:

• What is an isolated digital input?
• How do isolated inputs work?
• Are digital isolators and isolated inputs different?
• What is the difference between an isolated input and a optocoupler?
• What are the typical use cases of an isolated input?