4351, 744351 8-to-1 line analog multiplexer/demultiplexer with address latch and dual power supply. VEE supply may not be more positive than GND. +----------+ 1X0 |1 +--+ 18| VCC 1X1 |2 17| X2 2X1 |3 16| X1 2Y |4 15| X0 2X0 |5 4351 14| X3 /EN |6 13| S0 EN |7 12| S1 VEE |8 11| S2 GND |9 10| LE +----------+ [This information is part of the GIICM]