SMSC USB2005 DATASHEET Revision 0.2 (06-07-05)
Datasheet
PRODUCT FEATURES
USB2005
USB2.0 ATA/ATAPI
Controller with PD-DRM
■ Provides support for digital rights management for
portable devices (PD-DRM) via Mass Storage Class
SCSI Inquiry command as specified by Microsoft for
Windows Media Systems (WM-DRM). Reports all
media as Removable (HDDs only).
■ 2.5 Volt, Low Power Core Operation
■ 3.3 Volt I/O with 5V input tolerance
■ Supports a low-cost single 3.3V regulator design, by
using a 1N4001 diode to provide the 2.5V core
voltage (from the 3.3V supply)
■ Complete USB Specification 2.0 Compatibility
— Includes USB2.0 Transceiver
— A Bi-directional Control and a Bi-directional Bulk
Endpoint are provided.
■ Complete System Solution for interfacing ATA or
ATAPI devices to USB2.0 bus
— Supports USB Mass Storage Compliant Bootable BIOS
— Supports ATA6 Drive capacities up to 2048GB
— True UDMA Mode 4 transfer rates
— Support for ATAPI Devices:
– CD-ROM
– CD-R
– CD-RW
–DVD
–DVD/R/W
■ Support for sharing ATA/ATAPI drive with external
microprocessor for file playback in portable media
player applications
— Pin indication of USB bus SUSPEND state
— Control pin to force drive interface high impedance
state for drive sharing
■ 8051 8 bit microprocessor
— Provides low speed control functions
— 30 Mhz execution speed at 4 cycles per instruction
average
— 768 Bytes of internal SRAM for general purpose
scratchpad or program execution while re-flashing
external ROM
■ Double Buffered Bulk Endpoint
— Bi-directional 512 Byte Buffer for Bulk Endpoint
— 64 Byte RX Control Endpoint Buffer
— 64 Byte TX Control Endpoint Buffer
■ Internal or External Program Memory Interface
— 48K Byte Internal ROM or optional 64K Byte External
Code Space using Flash, SRAM, or EPROM Memory
■ On Board 12Mhz Crystal Driver Circuit
■ Internal PLL for 480Mhz USB2.0 Sampling, 30Mhz
MCU clock, and 60Mhz ATA clock
■ Supports firmware upgrade via USB bus if "boot
block" Flash program memory is used for optional
external program memory
■ Optional Serial EEPROM interface for VID/PID/Serial
Number Customization
■ 100STQFP Package (12x12x1.4mm body, 14x14mm
footprint); green, lead-free package also available
