The HC5513 is a subscriber line interface circuit which is interchangeable with Ericsson’s PBL3764 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.

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

? Compatible with Ericsson’s PBL3764

? Thermal Shutdown

? On-Hook Transmission

? Wide Battery Voltage Range (-24V to -58V)

? Low Standby Power

? Meets TR-NWT-000057 Transmission Requirements

? -40°C to 85°C Ambient Temperature Range

Applications

? Digital Loop Carrier Systems . . . . . . . . . . . . . . ? Pair Gain

? Fiber-In-The-Loop ONUs . . . . . . . . . . . . . . . . . . . ? POTS

? Wireless Local Loop . . . . . . . . . . . . . . . . . . . . . . . .? PABX

? Hybrid Fiber Coax

? Related Literature

??? - AN9537, Operation of the HC5513/26 Evaluation Board