CY7C68300C_09 Datasheet, PDF (1/41 Pages) Cypress Semiconductor – EZ-USB AT2LP™ USB 2.0 to ATA/ATAPI Bridge

CY7C68300C, CY7C68301C
CY7C68320C, CY7C68321C
EZ-USB AT2LP™ USB 2.0 to
ATA/ATAPI Bridge
Features
■ Fixed Function Mass Storage Device—Requires no Firmware
■ Two Power Modes: Self Powered and USB Bus Powered to
enable Bus Powered CF Readers and Truly Portable USB Hard
Drives
■ Certified Compliant for USB 2.0 (TID# 40490119), the USB
Mass Storage Class, and the USB Mass Storage Class
Bulk-Only Transport (BOT) Specification
■ Operates at High Speed (480 Mbps) or Full Speed (12 Mbps)
USB
■ Complies with ATA/ATAPI-6 Specification
■ Supports 48-bit Addressing for Large Hard Drives
■ Supports ATA Security Features
■ Supports any ATA Command with the ATACB Function
■ Supports Mode Page 5 for BIOS Boot Support
■ Supports ATAPI Serial Number VPD Page Retrieval for Digital
Rights Management (DRM) Compatibility
■ Supports PIO Modes 0, 3, and 4, Multiword DMA Mode 2, and
UDMA Modes 2, 3, and 4
■ Uses one small External Serial EEPROM for Storage of USB
Descriptors and Device Configuration Data
■ ATA Interface IRQ Signal Support
■ Supports one or two ATA/ATAPI Devices
■ Supports Compact Flash and one ATA/ATAPI Device
■ Supports Board-level Manufacturing Test using the USB I/F
■ Can Place the ATA Interface in High Impedance (Hi-Z) to enable
Sharing of the ATA Bus with another Controller such as an
IEEE-1394 to ATA Bridge Chip or MP3 Decoder)
■ Low Power 3.3V Operation
■ Fully Compatible with Native USB Mass Storage Class Drivers
■ Cypress Mass Storage Class Drivers available for Windows
(98SE, ME, 2000, XP) and Mac OS X operating systems
Features (CY7C68320C/CY7C68321C only)
■ Supports HID Interface or Custom GPIOs to enable features
such as Single Button Backup, Power Off, LED-based Notifi-
cation, and so on
■ 56-Pin QFN and 100-Pin TQFP Pb-free Packages
■ CY7C68321C is Ideal for Battery Powered Designs
■ CY7C68320C is Ideal for Self and Bus Powered Designs
Features (CY7C68300C/CY7C68301C only)
■ Pin Compatible with CY7C68300A (using Backward
Compatibility Mode)
■ 56-Pin SSOP and 56-Pin QFN Pb-free Packages
■ CY7C68301C is Ideal for Battery Powered Designs
■ CY7C68300C is Ideal for Self and Bus Powered Designs
Cypress Semiconductor Corporation • 198 Champion Court
Document 001-05809 Rev. *C
• San Jose, CA 95134-1709 • 408-943-2600
Revised July 08, 2009
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