HC-5509B - SLIC Subscriber Line Interface Circuit
The HC-5509B3999-003 telephone Subscriber Line Interface Circuit integrates most of the BORSCHT functions on a monolithic IC.
The device is manufactured in a Dielectric Isolation (DI) process and is designed for use as a high voltage interface between the traditional telephone subscriber pair (Tip a
HC-5509B Features
* DI Monolithic High Voltage Process
* Compatible with Worldwide PBX and CO Performance Requirements
* Controlled Supply of Battery Feed Current with Programmable Current Limit
* Operates with 5V Positive Supply (VB+)
* Internal Ring Relay Driver and a Utility
