General Description
   The LXT331 is a Dual Line Interface Unit (DLIU) optimized for North America 1.544 Mbps (T1) and international 2.048 Mpbs (E1/CEPT) applications. It features a constant low output impedance transmitter for high return loss. Transmit pulse shape is selectable for various line lengths and cable types. The data recovery circuit also offers electable slicer ration for T1 or E1 applications.