beautypg.com

SMSC USB2504 User Manual

Integrated usb 2.0 compatible 4-port hub, Product preview, Product features

background image

SMSC USB2504/USB2504A

PRODUCT PREVIEW

Revision 2.3 (08-27-07)

Data Brief

PRODUCT FEATURES

USB2504/USB2504A

Integrated USB 2.0
Compatible 4-Port Hub

„

Integrated USB 2.0 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 USB 2.0 Transceivers

„

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

Single Serial I

2

C 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

„

On-Board 24MHz Crystal Driver Circuit or 24 MHz

external clock driver

„

Internal PLL for 480MHz USB 2.0 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 lead-free RoHS compliant package

This manual is related to the following products: