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The EZ-USB AT2 is a high-speed USB 2.0 peripheral device that connects ATA or ATAPI storage devices to a USB host using the USB Mass Storage Class protocol.
CY7C68300 Maximum Ratings
Storage Temperature .....................................................................................................65°C to +150°C Ambient Temperature with power supplied........................................................................0°C to +55.4°C Supply Voltage to Ground Potential ....................................................................................0.5V to +4.0V DC Input Voltage to Any Input Pin .................................................................................................... 5.25V DC Voltage Applied to Outputs in High-Z State ........................................................> 0.5V to VCC + 0.5V Power Dissipation .......................................................................................................................> 936 mW Static Discharge Voltage....................................................................................................................2000V Max Output Current per IO port ........................................................................................................10 mA
CY7C68300 Features
• Complies with USB-IF specifications for USB 2.0, the USB Mass Storage Class, and the USB Mass Storage Class Bulk-Only Transport Specification • Operates at high (480-Mbps) or full (12-Mbps) speed • Complies with T13's ATA/ATAPI-6 Draft Specification • Supports 48-bit addressing for large hard drives • Supports PIO modes 0, 3, 4, and UDMA modes 2, 4 • Uses one external serial EEPROM containing the USB device serial number, vendor and product identification data,and device configuration data • ATA interface IRQ signal support • Support for ATA/ATAPI devices configured either as master or slave • "ATA-Enable" input signal, which three-states all signals on the ATA interface in order to allow sharing of the bus with another controller (e.g., an IEEE-1394 to ATA bridge chip) • Support for board-level manufacturing test via USB interface • 3.3V operation for self-powered devices • 56-pin SSOP and 56-pin QFN packages.