Types of circuit
On [#harris-harris-digital-design], page 56
There are two types of digital circuit:
- combinatorial circuit: depends only on the current value of the input (so it's memoriless/stateless)
- sequential circuit: depends on current and previous input values (so it's stateful)
[#harris-harris-digital-design]: Harris, David Money, and Sarah L. Harris. Digital Design and Computer Architecture. Second edition. Amsterdam: Elsevier, 2013.