The STG5223 is a high-speed CMOS dual analog SPDT switch or dual 2:1 multiplexer/demultiplexer bus switch fabricated in silicon gate C2MOS technology. It is designed to operate from 1.65 to 4.3 V, making this device ideal for portable applications. It offers very low ON resistance (<0.5 Ω) at VCC = 3.0 V.