OnSpecís xSil 257 Controller for Industry standard flash memories with serial interface and open standards like SD and SD HC etc is a USB to Media Multi-Slot controller. This device is ideal for Multi-Slot applications for media with serial interfaces. It also takes advantage of the new media types with faster transfer rates and higher memory capacities. It is a complete System-On-Chip (SOC) solution for interfacing various flash media to Full Speed USB (USB 1.1) or Hi-Speed USB (USB 2.0) Bus.

OnSpec offers reference designs, firmware, drivers, and manufacturing test software to make product development easy. OnSpecís patented technology provides optimum throughput and superior flash media compatibility.