DESCRIPTION

· The ISL54409 and ISL54410 are Dual SPST switches designed for audio and USB 2.0 signal multiplexing.
· They support a wired-OR configuration for stereo headphones and USB2.0 HS signals.
· These switches offer high signal isolation to prevent crosstalk between audio codec and USB data signals.
· Capable of negative swing with a single supply voltage, maintaining excellent THD performance.
· Available in 8 Ld TDFN or 10 Ld µTQFN packages, operating from -40 to +85°C.

FEATURES

· Single supply operation from +2.7V to +5.0V.
· Low OFF capacitance of 4pF for HS USB.
· THD+N less than 0.02% at 1mW into 32Ω load.
· Audio muting greater than 110dB.
· Low power consumption of 21µW with 3V supply.
· Includes Low Power Shutdown mode (ISL54409) and Active Click and Pop Elimination circuitry (ISL54410).

APPLICATIONS

· Consumer entertainment systems.
· MP3 and other personal media players.
· Cellular/mobile phones and PDAs.