Intersil HC55171
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.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 HC5517
● DI Provides Latch-Up Immunity
APPLICATIONS
● ISDN Internal/External Modems● ISDN Terminal Adapters/Routers
● Wireless Local Loop Subscriber Terminals
● Cable Telephony Set-Top Boxes
● Digital Added Main Line Ordering Information PART NUMBER HC55171IM HC55171CM HC55171IB HC55171CB TEMP. RANGE (oC) -40 to 85 0 to 75 -40 to 85 0 to 75 PACKAGE 28 Ld PLCC 28 Ld PLCC 28 Ld SOIC 28 Ld SOIC PKG. NO. N28.45 N28.45 M28.3 M28.3
● Integrated LAN/PBX
● Related Literature - AN9606, Operation of the HC5517/171 Evaluation Board - AN9607, Impedance Matching Design Equations - AN9628, AC Voltage Gain - AN9608, Implementing Pulse Metering - AN9636, Implementing an Analog Port for ISDN Using the HC5517 - AN549, The HC-5502X/4X Telephone Sub...