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TUSB2046I Datasheet(PDF) 2 Page - Texas Instruments

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Part # TUSB2046I
Description  4-Port Hub for the Universal Serial Bus With Optional Serial EEPROM Interface
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TUSB2046I Datasheet(HTML) 2 Page - Texas Instruments

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TUSB2046B, TUSB2046I
SLLS413L – FEBRUARY 2000 – REVISED JUNE 2017
www.ti.com
Product Folder Links: TUSB2046B TUSB2046I
Submit Documentation Feedback
Copyright © 2000–2017, Texas Instruments Incorporated
Table of Contents
1
Features .................................................................. 1
2
Applications ........................................................... 1
3
Description ............................................................. 1
4
Revision History..................................................... 2
5
Description (Continued) ........................................ 3
6
Pin Configuration and Functions ......................... 4
7
Specifications......................................................... 6
7.1
Absolute Maximum Ratings ..................................... 6
7.2
ESD Ratings.............................................................. 6
7.3
Recommended Operating Conditions ....................... 6
7.4
Thermal Information .................................................. 7
7.5
Electrical Characteristics........................................... 7
7.6
Differential Driver Switching Characteristics (Full
Speed Mode) ............................................................. 7
7.7
Differential Driver Switching Characteristics (Low
Speed Mode) ............................................................. 8
7.8
Typical Characteristics .............................................. 9
8
Detailed Description .............................................. 9
8.1
Overview ................................................................... 9
8.2
Functional Block Diagram ....................................... 10
8.3
Feature Description................................................. 10
8.4
Device Functional Modes........................................ 12
8.5
Programming........................................................... 13
9
Application and Implementation ........................ 15
9.1
Application Information............................................ 15
9.2
Typical Application .................................................. 15
10
Power Supply Recommendations ..................... 17
10.1
TUSB2046x Power Supply ................................... 17
10.2
Downstream Port Power ....................................... 17
11
Layout................................................................... 18
11.1
Layout Guidelines ................................................. 18
11.2
Layout Example .................................................... 19
12
Device and Documentation Support ................. 20
12.1
Related Links ........................................................ 20
12.2
Community Resources.......................................... 20
12.3
Trademarks ........................................................... 20
12.4
Electrostatic Discharge Caution ............................ 20
12.5
Glossary ................................................................ 20
13
Mechanical, Packaging, and Orderable
Information ........................................................... 20
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision K (January 2016) to Revision L
Page
Added device TUSB2046IB to the data sheet........................................................................................................................ 1
Changes from Revision J (July 2015) to Revision K
Page
Changed the VQFN package Body Size From: 5.00 mm x 2.00 mm To: 5.00 mm x 5.00 mm ............................................ 1
Changes from Revision I (September 2013) to Revision J
Page
Added Pin Configuration and Functions section, ESD Ratings table, Feature Description section, Device Functional
Modes, Application and Implementation section, Power Supply Recommendations section, Layout section, Device
and Documentation Support section, and Mechanical, Packaging, and Orderable Information section .............................. 1


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