HC55171 Datasheet - Intersil Corporation

HC55171 5 REN Ringing SLIC

HC55171 Data Sheet July 1998 File Number 4323.4 5 REN Ringing SLIC for ISDN Modem/TA and WLL The HC55171 is backward compatible to the HC5517 with the added capability of driving 5 REN loads. The HC55171 is ideal for any modem or remote networking access application that requires plain old telephone service POTS, capability. The linear ampliﬁer design allows a choice of Sinusoidal, Square wave or Trapezoidal ringing. The voltage feed architecture eliminates the need for a high current gain node.

HC55171 Features

* 5 REN Thru SLIC Ringing Capability to 75VPEAK

* Trapezoid, Square and Sinusoid Ringing Capability

* Bellcore Compliant Ringing Voltage Levels

* Lowest Component Count Trapezoidal Solution

* Single Additional +5V Supply

* Pin For Pin Compatible With H

HC55171_IntersilCorporation.pdf