The Intersil ISL54205B dual SPDT (Single Pole/Double Throw) switches combine low distortion audio and accurateUSB 2.0 high speed data (480Mbps) signal switching in thesame low voltage device. When operated with a 2.7V to 3.6Vsingle supply these analog switches allow audio signal swingsbelow-ground, allowing the use of a common USB and audioheadphone connector in Personal Media Players and otherportable battery powered devices.The ISL54205B incorporates circuitry for detection of the USBVBUS voltage, which is used to switch between the audio andUSB signal sources in the portable device. The part has acontrol pin to open all the switches and put the part in a lowpower down state.The ISL54205B is available in a small 10 Ld 2.1mmx1.6mmultra-thin μTQFN package and a 10Ld 3mmx3mm TDFNpackage. It operates over a temperature range of -40 to +85°C.