SLIC Subscriber Line Interface Circuit

The HC5519 SLIC is designed to meet the technical require- ments of the China Telecommunications network. It provides many of the BORSCHT functions associated with a Central Ofce line circuit. The HC5519 consists of an A-Law Codec Filter a 2-wire Interface circuit, an impedance control circuit, a ringing con- trol circuit, a Power Management circuit, and a serial control Interface circuit which is used to program and monitor the operation of the device. By Harris Corporation