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TUSB544RNQT Datasheet(PDF) 2 Page - Texas Instruments |
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TUSB544RNQT Datasheet(HTML) 2 Page - Texas Instruments |
2 / 60 page 2 TUSB544 SLLSEZ0B – APRIL 2017 – REVISED MAY 2017 www.ti.com Product Folder Links: TUSB544 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated Table of Contents 1 Features .................................................................. 1 2 Applications ........................................................... 1 3 Description ............................................................. 1 4 Revision History..................................................... 2 5 Pin Configuration and Functions ......................... 3 6 Specifications......................................................... 5 6.1 Absolute Maximum Ratings ...................................... 5 6.2 ESD Ratings.............................................................. 5 6.3 Recommended Operating Conditions ....................... 5 6.4 Thermal Information .................................................. 6 6.5 Power Supply Characteristics ................................... 6 6.6 DC Electrical Characteristics .................................... 6 6.7 AC Electrical Characteristics..................................... 7 6.8 Timing Requirements ................................................ 9 6.9 Switching Characteristics .......................................... 9 6.10 Typical Characteristics .......................................... 12 7 Detailed Description ............................................ 15 7.1 Overview ................................................................. 15 7.2 Functional Block Diagram ....................................... 16 7.3 Feature Description................................................. 17 7.4 Device Functional Modes........................................ 18 7.5 Programming .......................................................... 29 7.6 Register Maps ........................................................ 30 8 Application and Implementation ........................ 39 8.1 Application Information............................................ 39 8.2 Typical Application ................................................. 39 8.3 System Examples .................................................. 43 9 Power Supply Recommendations ...................... 50 10 Layout................................................................... 51 10.1 Layout Guidelines ................................................. 51 10.2 Layout Example .................................................... 51 11 Device and Documentation Support ................. 52 11.1 Documentation Support ....................................... 52 11.2 Receiving Notification of Documentation Updates 52 11.3 Community Resources.......................................... 52 11.4 Trademarks ........................................................... 52 11.5 Electrostatic Discharge Caution ............................ 52 11.6 Glossary ................................................................ 52 12 Mechanical, Packaging, and Orderable Information ........................................................... 52 4 Revision History NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Changes from Revision A (April 2017) to Revision B Page • Added a MIN value of 0.5 pF to CI_I2C in the DC Electrical Characteristics table .................................................................. 7 • Changed VRX-DC-CM, deleted the MIN and MAX values and added TYP = 0 V in the AC Electrical Characteristics table...... 7 • Changed EQSS Description From: "Receiver equalization" To: "Receiver equalization at maximum setting" in the AC Electrical Characteristics table ............................................................................................................................................... 7 • Changed EQSS From: MAX = 9.8 dB To: MAX = 9 dB in the AC Electrical Characteristics table ......................................... 7 • Changed VTX-DC-CM, deleted the MIN and MAX values and added TYP = 1.75 V in the AC Electrical Characteristics table. 7 • Changed RLTX-DIFF From: TYP = -14 dB To: TYP = -13 dB in the AC Electrical Characteristics table................................... 8 • Changed RLTX-CM From: TYP = -13 dB To: TYP = -11 dB in the AC Electrical Characteristics table .................................... 8 • Changed GLF From: MAX = 2.5 dB To: MAX = 1 dB in the AC Electrical Characteristics table ............................................ 8 • Changed VIC, deleted the MIN and MAX values and added TYP = 0 V in the AC Electrical Characteristics table............... 8 • Changed the EQDP entry in the AC Electrical Characteristics table ....................................................................................... 8 • Changed VTX(DC-CM), deleted the MIN and MAX values and added TYP = 1.75 V in the AC Electrical Characteristics table 8 • Changed the tIDLEExit_DISC value From: TYP = 10 µs To TYP = 15 ms in the Timing Requirements table.............................. 9 • Changed the tCTL1_DEBOUNCE value From: MIN = 2 ms To: MIN = 3 ms in the Switching Characteristics table ..................... 9 Changes from Original (April 2017) to Revision A Page • Changed SUB1, SUB2, AUXn, and AUXp pin labels on the Sink side of Figure 45............................................................ 47 • Changed SUB1, SUB2, AUXn, and AUXp pin labels on the Sink side of Figure 46............................................................ 47 |
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