quad Operational Amplifier (JFET) quad 1-CHANNEL, SGL POLE SGL THROW SWITCH, PDIP14 From old datasheet system quad ANALOG SWLTCH/MULTIPLEXER/DEMULTIPLEXER quad Analog Switch/ Multiplexer/Demultiplexer quad Analog Switch/Multiplexer/Demultiplexer High-Performance Silicon-Gate CMOS