AU6254 Datasheet, PDF (4/30 Pages) List of Unclassifed Manufacturers – USB2.0 Hub Controller

Table of Contents
1 Introduction…………………………………………………………….. 6
1.1 Description…………………………………………………………………………….. 6
1.2 Features…………………………………………………………………………………. 6
2 Application Block Diagram…………………………………………. 7
3 Pin Assignment………………………………………………………… 8
4 System Architecture and Reference Design………………….. 15
4.1 AU6254 Block Diagram…………………………………………………………. 15
4.2 USB 2.0 Hub Descriptor………………………………………………………… 16
5 Electrical Characteristics…………………………………………… 21
5.1 Absolute Maximum Ratings…………………………………………………… 21
5.2 Recommended Operating Conditions……………………………………. 21
5.3 Leakage Current and Capacitance………………………………………… 21
5.4 DC Electrical Characteristics for 3.3 volts operation……………. 22
5.5 Crystal Oscillator Circuit Setup for Characterization…………… 23
5.6 Bus Timing/Electrical Characteristics……………………………………. 23
6 Mechanical Information……………………………………………… 27
7 Abbreviations…………………………………………………………… 29
AU6254 USB2.0 Hub Controller V1.00W
Official Release_ Public
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