HC4P5524-9 - EIA/ITU 24V PABX SLIC with 25mA Loop Feed
SOIC 1 2 3 4 PLCC 2 3 4 8 SYMBOL AG (Note 4) VB+ C1 F1 DESCRIPTION Analog Ground - To be
HC-5524 Data Sheet February 1999 File Number 2798.6 EIA/ITU 24V PABX SLIC with 25mA Loop Feed The HC-5524 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 24V interface between the traditional telephone subscriber pair (Tip and Ring) and the low voltage filtering and coding/decoding functions of the line card.
Together with a secondary protection
HC4P5524-9 Features
* DI Monolithic High Voltage Process
* Compatible with Worldwide PBX and DLC Performance Requirements
* Controlled Supply of Battery Feed Current with Programmable Current Limit
* Operates with 5V Positive Supply (VB+)
* Internal Ring Relay Driver and a Utilit
