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 Board-level Manufacturing Test using the USB I/F Features Places the ATA Interface in High Impedance (High Z) to enable Fixed Function Mass Storage Device - Requires no Firmware Sharing of the ATA Bus with another Controller such as an Two Power Modes: Self Powered and USB Bus Powered to IEEE-1394 to ATA Bridge Chip or MP3 Decoder) enable Bus Powered CF (CompactFlash) Readers and Truly Low Power 3.3 V Operation Portable USB Hard Drives Fully Compatible with Native USB Mass Storage Class Drivers Certified Compliant for USB 2.0 (TID 40490119), the USB Mass Storage Class, and the USB Mass Storage Class Cypress Mass Storage Class Drivers available for Windows Bulk-Only Transport (BOT) Specification (98SE, ME, 2000, XP) and Mac OS X operating systems Operates at High-Speed (480 Mbps) or Full-Speed (12 Mbps) Features (CY7C68320C/CY7C68321C only) USB Supports HID Interface or Custom GPIOs to enable features Complies with ATA/ATAPI-6 Specification such as Single Button Backup, Power Off, and LED-based Supports 48-bit Addressing for Large Hard Drives Notification Supports ATA Security Features 56-pin QFN and 100-pin TQFP Pb-free Packages CY7C68321C is Ideal for Battery Powered Designs Supports any ATA Command with the ATACB Function CY7C68320C is Ideal for Self and Bus Powered Designs Supports Mode for BIOS Boot Support Automotive AEC Grade Option (40 C to 85 C) Supports ATAPI Serial Number VPD Page Retrieval for Digital Rights Management (DRM) Compatibility Features (CY7C68300C/CY7C68301C only) Supports PIO Modes 0, 3, and 4, Multiword DMA Mode 2, and Pin Compatible with CY7C68300A (using Backward UDMA Modes 2, 3, and 4 Compatibility Mode) Uses One Small External Serial EEPROM for Storage of USB 56-pin SSOP and 56-pin QFN Pb-free Packages Descriptors and Device Configuration Data CY7C68301C is Ideal for Battery Powered Designs ATA Interface IRQ Signal Support CY7C68300C is Ideal for Self and Bus Powered Designs Supports one or two ATA/ATAPI Devices Supports CompactFlash and one ATA/ATAPI Device Errata: For information on silicon errata, see Errata on page 44. Details include trigger conditions, devices affected, and proposed workaround. Cypress Semiconductor Corporation 198 Champion Court San Jose, CA 95134-1709 408-943-2600 Document Number: 001-05809 Rev. *P Revised February 23, 2018CY7C68300C/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- ATA/ATAPI master only Applications ATA/ATAPI slave only The CY7C68300C/301C and CY7C68320C/321C implement a USB 2.0 bridge for all ATA/ATAPI-6 compliant mass storage ATA/ATAPI master and ATA/ATAPI slave devices, such as the following: CompactFlash only Hard Drives ATA/ATAPI slave and CompactFlash or other removable IDE CD-ROM, CD-R/W master DVD-ROM, DVD-RAM, DVDR/W Additional Resources MP3 Players CY4615B EZ-USB AT2LP Reference Design Kit Personal Media Players USB Specification Version 2.0 CompactFlash ATA Specification T13/1410D Revision 3B Microdrives USB Mass Storage Class Bulk-Only Transport Specification Tape Drives