The Intersil HC5503T is a low cost Subscriber Line Interface Circuit (SLIC) that replaces the components of a discrete Transformer Analog circuit design. The monolithic integrated design provides improved performance and system reliability.

Features

• Monolithic Integrated Device

• Controlled Supply of Battery Feed Current for Short Loops (30mA)

• Single +5V Supply

• Allows Interfacing With All Ringing Systems

• Switch Hook Detection

• Compatible With Worldwide PBX Performance Requirements

• Low Power Consumption During Standby

• Pb-free Available

Applications

• PBX Switches (Analog, Digital or ISDN)

• Key Telephone Systems (KTS)

• ISDN PC Plug in Modems

• ISDN Small Office/Home Office (SOHO) Terminal Adapters (TA)

• CTI (Computer Telephony Integration) Products