Ag1171 is a low cost single channel SLIC with a fully integrated DC-DC converter to generate all necessary battery and ringing voltages. The module only requires a single supply from +3.3V to +5V. Ag1171 is suitable for low line count, short loop applications, such as Wireless Local Loop Terminals (WLL), Fixed Cellular Terminals (FCT), Fixed Wireless Terminals (FWT) and Internet Telephony (VoIP).