Pericom Semiconductor Corp. has launched two single-chip solutions that support USB 1.1, USB 2.0 full-speed, USB 2.0 high-speed and high fidelity audio signals. Housed in a tiny 3.5 mm x 1.5 mm TDFN packaging, the devices are suitable for handheld applications including mobile phones and MP3 players.

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The PI3USB411 is used for switching two audio signals (right and left) or USB data through a single socket, while the PI3USB412 is used for switching two audio signals (R&L) from two sources, or USB data through a single socket. The devices feature USB 1.1, USB 2.0 full-speed and USB 2.0 high-speed support, high bandwidth (>600 MHz for USB channels), sub-1-Ohm Ron (0.5-Ohm typical) for audio channels, as well as significant off-isolation and crosstalk for all channels.

In production, these devices are lead-free and green, said Pericom. The pricing starts at $0.50 in 10,000 unit quantities.