ITU Low Cost, 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. Using the

ITU Low Cost, PABX SLIC With 40mA Loop Feed

Features • Low Cost Version of the HC-5504B • Capable of 5V or 12V (VB+) Operation • Monolithic Integrated Device • DI High Voltage Process • Compatible With Worldwide PBX Performance Requirements • Controlled Supply of Battery Feed Current for Short Loops (41mA) • Internal Ring Relay Dri