Almost every mobile handset these days includes a target USB interface that users can employ to link a PC and the handset. For applications such as sporadically updating a handset's contacts, a relatively simple USB implementation serves well. But Cypress argues that, because more and more handsets feature multimedia capabilities and cameras, those features require the USB connection to achieve 480-Mbps data rates and to achieve that performance in a variety of multitasking scenarios. That theory led Cypress to develop the Antioch IC, which is both a USB and a mass-storage controller and the first member of Cypress' West Bridge family of USB-centric chips.
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