CY7C68300C, CY7C68301C CY7C68320C, CY7C68321C EZ-USB AT2LP USB 2.0 to ATA/ATAPI Bridge EZ-USB AT2LP USB 2.0 to ATA/ATAPI Bridge Supports CompactFlash and one ATA/ATAPI Device Features Supports Board-level Manufacturing Test using the USB I/F Fixed Function Mass Storage Device - Requires no Firmware Places the ATA Interface in High Impedance (High Z) to enable Two Power Modes: Self Powered and USB Bus Powered to Sharing of the ATA Bus with another Controller such as an enable Bus Powered CF (CompactFlash) Readers and Truly IEEE-1394 to ATA Bridge Chip or MP3 Decoder) Portable USB Hard Drives Low Power 3.3 V Operation Certified Compliant for USB 2.0 (TID 40490119), the USB Mass Storage Class, and the USB Mass Storage Class Fully Compatible with Native USB Mass Storage Class Drivers Bulk-Only Transport (BOT) Specification Cypress Mass Storage Class Drivers available for Windows Operates at High-Speed (480 Mbps) or Full-Speed (12 Mbps) (98SE, ME, 2000, XP) and Mac OS X operating systems USB Features (CY7C68320C/CY7C68321C only) Complies with ATA/ATAPI-6 Specification Supports HID Interface or Custom GPIOs to enable features Supports 48-bit Addressing for Large Hard Drives such as Single Button Backup, Power Off, and LED-based Supports ATA Security Features Notification Supports any ATA Command with the ATACB Function 56-pin QFN and 100-pin TQFP Pb-free Packages CY7C68321C is Ideal for Battery Powered Designs Supports Mode for BIOS Boot Support CY7C68320C is Ideal for Self and Bus Powered Designs Supports ATAPI Serial Number VPD Page Retrieval for Digital Rights Management (DRM) Compatibility Automotive AEC Grade Option (40 C to 85 C) Supports PIO Modes 0, 3, and 4, Multiword DMA Mode 2, and Features (CY7C68300C/CY7C68301C only) UDMA Modes 2, 3, and 4 Pin Compatible with CY7C68300A (using Backward Uses One Small External Serial EEPROM for Storage of USB Compatibility Mode) Descriptors and Device Configuration Data 56-pin SSOP and 56-pin QFN Pb-free Packages ATA Interface IRQ Signal Support CY7C68301C is Ideal for Battery Powered Designs Supports one or two ATA/ATAPI Devices CY7C68300C is Ideal for Self and Bus Powered Designs Cypress Semiconductor Corporation 198 Champion Court San Jose, CA 95134-1709 408-943-2600 Document Number: 001-05809 Rev. *K Revised May 24, 2012CY7C68300C, CY7C68301C CY7C68320C, CY7C68321C Logic Block Diagram SCL 2 I C Bus Master SDA 24 Misc control signals and GPIO MHz PLL XTAL ATA 3-state Control Internal Control Logic ATA Interface Control Control Signals ATA Interface Logic VBUS USB 2.0 CY Smart USB USB D+ 4 kByte FIFO Data 16 Bit ATA Data Tranceiver FS/HS Engine D- The CY7C68300C/301C and CY7C68320C/321A support one Applications or two devices in the following configurations: The CY7C68300C/301C and CY7C68320C/321C implement a ATA/ATAPI master only USB 2.0 bridge for all ATA/ATAPI-6 compliant mass storage devices, such as the following: ATA/ATAPI slave only Hard Drives ATA/ATAPI master and ATA/ATAPI slave CD-ROM, CD-R/W CompactFlash only DVD-ROM, DVD-RAM, DVDR/W ATA/ATAPI slave and CompactFlash or other removable IDE master MP3 Players Personal Media Players Additional Resources CompactFlash CY4615B EZ-USB AT2LP Reference Design Kit Microdrives USB Specification Version 2.0 Tape Drives ATA Specification T13/1410D Revision 3B Personal Video Recorders USB Mass Storage Class Bulk-Only Transport Specification