This part is a kind of semiconductor called LC4066B.

Function of this product has INTEGRATED CIRCUIT BLOCK DIAGRAM.

Manufacturers : ETC

Image and pinout :

Some of the text within the PDF file :

INTEGRATED CIRCUIT BLOCK DIAGRAM FUNCTION ANALOG SWITCH IC LC 7815 H L E V E LS H I F T I N G CIRCUIT INPUT C O N T R O L L I NC GI R C U I T I J vDo Al 81 Cl Dl TM|N ArN BtN CtN Orr.r ngsEf tttUtgrr.r Cn TAPEINPUT ANALOG SWITCH IC LC 4066 B sw.D V sw.c CONT CONT D o A B IN/OUT OUT/IN OUT/ININ/OUT IN/OUT OUT/IN OUT/ININ/OUT CONT CONT t l B C SW. A SW, B Vs -11- SCHEMATIC DIAGRAN t|, F ffi llffiffi |, : D!l!!O!22 ra sLE S i-lE - J* n ru U n [ ... ]

LC4066B PDF Datasheet Download