USB3300 datasheet(5/53 Pages) MICROCHIP

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 2014-2015 Microchip Technology Inc.

DS00001783B-page 5

USB3300

1.2

Reference Documents

• Universal Serial Bus Specification, Revision 2.0, April 27, 2000

• On-The-Go Supplement to the USB 2.0 Specification, Revision 1.0a, June 24, 2003

• USB 2.0 Transceiver Macrocell Interface (UTMI) Specification, Version 1.02, May 27, 2000

• UTMI+ Specification, Revision 1.0, February 2, 2004

• UTMI+ Low Pin Interface (ULPI) Specification, Revision 1.1

FIGURE 1-2:

ULPI INTERFACE FEATURES AS RELATED TO UTMI+

UTMI+ Level 0

Hi-Speed Peripherals Only

USB3300

ULPI

Hi-Speed Peripheral, host controllers, On-the-

Go devices with 12 pin interface

(HS, FS, LS, preamble packet)

UTMI+ Level 3

Hi-Speed Peripheral, host controllers, On-

the-Go devices

(HS, FS, LS, preamble packet)

UTMI+ Level 2

Hi-Speed Peripheral, host controllers, On-

the-Go devices

(HS, FS, and LS but no preamble packet)

UTMI+ Level 1

Hi-Speed Peripheral, host controllers,

and On-the-Go devices

(HS and FS Only)

USB3500

USB3450

USB3280

USB3250

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