HC5523 Overview
HC5523 Data Sheet October 1998 File Number 4144.5 LSSGR/TR57 CO/Loop Carrier SLIC with Low Power Standby The HC5523 is a subscriber line interface circuit which is interchangeable with Ericsson’s PBL3764A/4 for distributed central office applications. Enhancements include immunity to circuit latch-up during hot plug and absence of false signaling in the presence of longitudinal currents. The HC5523 is fabricated in a...
HC5523 Key Features
- DI Monolithic High Voltage Process
- Programmable Current Feed (20mA to 60mA)
- Programmable Loop Current Detector Threshold and Battery Feed Characteristics
- Ground Key and Ring Trip Detection
- patible with Ericsson’s PBL3764A/4
- Thermal Shutdown
- On-Hook Transmission
- Wide Battery Voltage Range (-24V to -58V)
- Low Standby Power
- Meets TR-NWT-000057 Transmission Requirements