HC55140

HC55120, HC55121, HC55130, HC55131, HC55140, ® HC55141, HC55142, HC55143, HC55150, HC55151 Data Sheet July 2004 FN4659.11 Low Power UniSLIC14 Family Features The UniSLIC14 is a family of Ultra Low Power SLICs. The feature set and common pinouts of the UniSLIC14 family positions it as a universal solution for: Plain Old Telephone Service (POTS), PBX, Central Office, Loop Carrier, Fiber in the Loop, ISDN-TA and NT1+, Pairgain and Wireless Local Loop. The UniSLIC14 family achieves its ultra low power operation through: Its automatic single and dual battery selection (based on line length) and battery tracking anti clipping to ensure the maximum loop coverage on the lowest battery voltage. This architecture is ideal for power critical applications such as ISDN NT1+, Pairgain and Wireless local loop products. Ultra Low Active Power (OHT) < 60mW Single/Dual Battery Operation Automatic Silent Battery Selection Power Management/Shutdown Battery Tracking Anti Clipping Single 5V Supply with 3V Compatible Logic Zero Crossing Ring Control - Zero Voltage On/Zero Current Off Tip/Ring Disconnect Pulse Metering Capability 4 Wire Loopback The UniSLIC14 family has many user programmable features. This family of SLICs delivers a low noise, low component count solution for Central Office and Loop Carrier universal voice grade designs. The product family integrates advanced pulse metering, test and signaling capabilities, and zero crossing ring control. The UniSLIC14 f...