4016, 4066, 744016, 744066
Quad analog switches.

     +----------+
  1X |1  +--+ 14| VCC
  1Y |2       13| 1EN
  2Y |3       12| 4EN
  2X |4  4016 11| 4X
 2EN |5  4066 10| 4Y
 3EN |6        9| 3Y
 GND |7        8| 3X
     +----------+

[This information is part of the GIICM]