HC-5504 Overview
HC-5504B Data Sheet July 1998 File Number 2886.5 EIA/ITU PABX SLIC with 40mA Loop Feed The Intersil SLIC incorporates many of the BORSHT functions on a single IC chip. This includes DC battery feed, a ring relay driver, supervisory and hybrid functions. This device is designed to maintain transmission performance in the presence of externally induced longitudinal currents.
HC-5504 Key Features
- Pin for Pin Replacement for the HC-5504
- Capable of 5V or 12V (VB+) Operation
- Monolithic Integrated Device
- DI High Voltage Process
- patible With Worldwide PBX Performance Requirements
- Controlled Supply of Battery Feed Current for Short Loops (41mA)
- Internal Ring Relay Driver
- Allows Interfacing With Negative Superimposed Ringing Systems
- Low Power Consumption During Standby
- Switch Hook Ground Key and Ring Trip Detection Functions
HC-5504 Applications
- Solid State Line Interface Circuit for Analog and Digital PBX Systems