Product category: Analogue and Mixed Signal ICs
News Release from: Pericom Semiconductor Corp | Subject: PI3USB411
Edited by the Electronicstalk Editorial Team on 13 September 2006
Tiny interface chip brings
USB and audio together
Single-chip devices support USB 1.1, USB 2.0 Full Speed, USB 2.0 High Speed and high fidelity audio signals, all in tiny 3.5 x 1.5mm TDFN packaging
Pericom Semiconductor 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, captured on tiny 3.5 x 1.5mm TDFN packaging. The devices are ideal for handheld applications including mobile phones and MP3 players. 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 and L) from two different sources, or USB data through a single socket.
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The devices feature USB 1.1, USB 2.0 Full Speed and USB 2.0 High Speed support, high bandwidth (above 600MHz for USB channels), sub1ohm on-resistance (0.5ohm typical) for audio channels, as well as significant off-isolation and crosstalk for all channels.
'The use of USB ports in audio applications is widely adapted in today's popular handheld designs', said Shaf Rahman, Director of Switch and Interface Marketing.
'Pericom has developed a unique, combined audio/USB 2.0 High Speed, single-chip solution that helps keep the size down on these mobile products, while minimising the need for extra external ports'.
Further reading
Pericom builds growth momentum
Pericom Semiconductor Corp has announced results for its second quarter of fiscal 2007, ended 30th December 2006
'This is another first-to-market design from the Pericom engineering team and is well suited for the rapidly expanding mobile terminal markets'.
These devices are lead-free and green, in full production today, with pricing of $0.50 in 10,000 unit quantities.
Samples, datasheets, application note, IBIS models, and additional information can be found by visiting the company's website.
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