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USB2504-JD

Integrated USB 2.0 Compatible 4-Port Hub

SMSC -> Microchip 

USB2504/USB2504A

Integrated USB2.0

Compatible 4-Port Hub

PRODUCT FEATURES

■ Integrated USB2.0 Compatible 4-Port Hub

— 4 Transaction Translators for highest performance

— High-Speed (480Mbits/s), Full-Speed (12Mbits/s) and

Low-Speed (1.5Mbits/s) compatible

— Full power management with per port or ganged,

selectable power control

— Detects Bus-Power/Self-Power source and changes

mode automatically

■ Complete USB Specification 2.0 Compatibility

— Includes USB2.0 Transceivers

■ VID/PID/DID, and Port Configuration for Hub via:

— Single Serial I2C EEPROM

— SMBus Slave Port

■ Default VID/PID/DID, allows functionality when

configuration EEPROM is absent

■ Hardware Strapping options allow for configuration

without an external EEPROM or SMBus Host

Data Brief

■ On-Board 24MHz Crystal Driver Circuit or 24 MHz

external clock driver

■ Internal PLL for 480MHz USB2.0 Sampling

■ Internal 1.8V Linear Voltage Regulator

■ Integrated USB termination and Pull-up/Pull-down

resistors

■ Internal Short Circuit protection of USB differential

signal pins

■ 1.8 Volt Low Power Core Operation

■ 3.3 Volt I/O with 5V Input Tolerance

■ 64-Pin TQFP or 56 Pin QFN Package; green, lead-

free package also available

SMSC USB2504/USB2504A

PRODUCT PREVIEW

Revision 1.8 (11-11-05)

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