Interface overkill? Is eSATA necessary for your next system design?

EDN, May, 2007

by Brian Dipert, Senior Technical Editor The external-SATA interface is blazingly fast, at least on paper, but its performance comes at a bill-of-materials and development price. Should you shoulder the incremental expense in your next design, or will a more general-purpose interface suffice? High-performance external storage is a godsend for consumers averse to cracking open their gear's enclosure to upgrade its storage capacity or for manufacturers and service providers averse to having their customers tackle such surgery.

Looking back over the past few years' worth of interface history, the following chronologically ordered achievements stand out as particularly notable: In April 2000, the USB Version 2.0 specification, which added support...

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