Interface components are used to connect various signals or data transmission. Included in this category are analog switches, multiplexers, demultiplexers, CODECs, controllers for communication protocols, direct digital synthesis (DDS), drivers, receivers, transceivers, encoders, decoders, filters, I/O expanders, modems, modules, sensor and detectors, capacitive touch, serializers, deserializers, signal buffers, repeaters, splitters, signal terminators, telecom, universal asynchronous receiver/transmitter (UARTs), voice record and playback, and various boards and specialized products.