资 源 简 介
MP3/USB 2.0 High Speed Switch with NegaTIve Signal Handling and MuteFuncTIonThe Intersil ISL54213 dual SPDT (Single Pole/Double Throw)switch combines low distorTIon audio and accurate USB 2.0high speed data (480Mbps) signal switching in the same lowvoltage device. When operated with a 2.5V to 5.0V singlesupply, this analog switch allows audio signal swings belowground, allowing the use of a common USB and audioheadphone connector in Personal Media Players and otherportable battery-powered devices.The ISL54213 logic control pins are 1.8V compaTIble, whichallows for control via a standard μcontroller.The part has an audio enable control pin to open all switchesand put the part in a mute state. It’s high off-isolation(95dB @ 100kHz) provides superior muting of audio signals.The ISL54213 is available in a small 10 Ld 2.1mmx1.6mmultra-thin μTQFN package and a 10 Ld 3mmx3mm TDFNpackage. It operates over a temperature range of -40°C to+85°C.
