Datasheet

TUSB9260
SLLS962D–DECEMBER 2009–REVISED MAY 2011 www.ti.com
Contents
1 MAIN FEATURES ................................................................................................................ 5
1.1 TUSB9260 Features ........................................................................................................ 5
1.2 Target Applications ......................................................................................................... 5
2 INTRODUCTION .................................................................................................................. 6
2.1 System Overview ........................................................................................................... 6
2.2 Device Block Diagram ...................................................................................................... 6
3 OPERATION ....................................................................................................................... 8
3.1 General Functionality ....................................................................................................... 8
3.2 Firmware Support ........................................................................................................... 9
3.3 GPIO/PWM LED Designations ............................................................................................ 9
3.4 Power Up and Reset Sequence ......................................................................................... 10
4 SIGNAL DESCRIPTIONS ..................................................................................................... 11
5 CLOCK CONNECTIONS ...................................................................................................... 15
5.1 Clock Source Requirements ............................................................................................. 15
5.2 Clock Source Selection Guide ........................................................................................... 15
5.3 Oscillator .................................................................................................................... 16
5.4 Crystal ....................................................................................................................... 16
6 ELECTRICAL SPECIFICATIONS .......................................................................................... 17
6.1 Absolute Maximum Ratings .............................................................................................. 17
6.2 Recommended Operating Conditions .................................................................................. 17
6.3 DC Electrical Characteristics for 3.3-V Digital I/O ..................................................................... 17
7 POWER CONSUMPTION ..................................................................................................... 18
2 Contents Copyright © 2009–2011, Texas Instruments Incorporated