Hi-Speed USB Host or Device PHY with ULPI Low Pin Interface
ULPI
USB2.0 Peripheral, host controllers, On-the-
Go devices with 12 pin interface
(HS, FS, LS, preamble packet)
UTMI+ Level 3
USB2.0 Peripheral, host controllers, On-the-
Go devices
(HS, FS, LS, preamble packet)
UTMI+ Level 2
USB2.0 Peripheral, host controllers, On-
the-Go devices
(HS, FS, and LS but no preamble packet)
UTMI+ Level 1
USB2.0 Peripheral, host controllers, and
On-the-Go devices
(HS and FS Only)
UTMI+ Level 0
USB2.0 Peripherals Only
USB3300
USB3500
USB3450
USB3280
USB3250
Figure 2 ULPI Interface Features as Related to UTMI+
Applications
The USB3300 is targeted for any application where a Hi-Speed USB connection is desired and when
board space and interface pins must be minimized.
The USB3300 is well suited for:
■ Cell Phones
■ MP3 Players
■ Scanners
■ External Hard Drives
■ Still and Video Cameras
■ Portable Media Players
■ Entertainment Devices
Revision 1.02 (02-16-05)
4
PRODUCT PREVIEW
SMSC USB3300