SLLSET2 August 2017 TUSB8042

PRODUCTION DATA. 

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Description (Continued)
  6. Pin Configuration and Functions
  7. Specifications
    1. 7.1Absolute Maximum Ratings
    2. 7.2ESD Ratings
    3. 7.3Recommended Operating Conditions
    4. 7.4Thermal Information
    5. 7.5Electrical Characteristics, 3.3-V I/O
    6. 7.6Timing Requirements, Power-Up
    7. 7.7Hub Input Supply Current
  8. Detailed Description
    1. 8.1Overview
    2. 8.2Functional Block Diagram
    3. 8.3Feature Description
      1. 8.3.1Battery Charging Features
      2. 8.3.2 USB Power Management
      3. 8.3.3One Time Programmable (OTP) Configuration
      4. 8.3.4Clock Generation
      5. 8.3.5Crystal Requirements
      6. 8.3.6Input Clock Requirements
      7. 8.3.7Power-Up and Reset
    4. 8.4Device Functional Modes
      1. 8.4.1External Configuration Interface
      2. 8.4.2I2C EEPROM Operation
      3. 8.4.3Port Configuration
      4. 8.4.4SMBus Slave Operation
    5. 8.5Register Maps
      1. 8.5.1 Configuration Registers
      2. 8.5.2 ROM Signature Register
      3. 8.5.3 Vendor ID LSB Register
      4. 8.5.4 Vendor ID MSB Register
      5. 8.5.5 Product ID LSB Register
      6. 8.5.6 Product ID MSB Register
      7. 8.5.7 Device Configuration Register
      8. 8.5.8 Battery Charging Support Register
      9. 8.5.9 Device Removable Configuration Register
      10. 8.5.10Port Used Configuration Register
      11. 8.5.11Device Configuration Register 2
      12. 8.5.12USB 2.0 Port Polarity Control Register
      13. 8.5.13UUID Registers
      14. 8.5.14Language ID LSB Register
      15. 8.5.15Language ID MSB Register
      16. 8.5.16Serial Number String Length Register
      17. 8.5.17Manufacturer String Length Register
      18. 8.5.18Product String Length Register
      19. 8.5.19Device Configuration Register 3
      20. 8.5.20USB 2.0 Only Port Register
      21. 8.5.21Serial Number String Registers
      22. 8.5.22Manufacturer String Registers
      23. 8.5.23Product String Registers
      24. 8.5.24Additional Feature Configuration Register
      25. 8.5.25SMBus Device Status and Command Register
  9. Applications and Implementation
    1. 9.1Application Information
    2. 9.2Typical Application
      1. 9.2.1Discrete USB Hub Product
        1. 9.2.1.1Design Requirements
        2. 9.2.1.2Detailed Design Procedure
          1. 9.2.1.2.1Upstream Port Implementation
          2. 9.2.1.2.2Downstream Port 1 Implementation
          3. 9.2.1.2.3Downstream Port 2 Implementation
          4. 9.2.1.2.4Downstream Port 3 Implementation
          5. 9.2.1.2.5Downstream Port 4 Implementation
          6. 9.2.1.2.6VBUS Power Switch Implementation
          7. 9.2.1.2.7Clock, Reset, and Misc
          8. 9.2.1.2.8TUSB8042 Power Implementation
        3. 9.2.1.3Application Curves
  10. 10Power Supply Recommendations
    1. 10.1TUSB8042 Power Supply
    2. 10.2Downstream Port Power
    3. 10.3Ground
  11. 11Layout
    1. 11.1Layout Guidelines
      1. 11.1.1Placement
      2. 11.1.2Package Specific
      3. 11.1.3Differential Pairs
    2. 11.2Layout Examples
      1. 11.2.1Upstream Port
      2. 11.2.2Downstream Port
  12. 12Device and Documentation Support
    1. 12.1Receiving Notification of Documentation Updates
    2. 12.2Community Resources
    3. 12.3Trademarks
    4. 12.4Electrostatic Discharge Caution
    5. 12.5Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Mechanical, Packaging, and Orderable Information

The following pages include mechanical packaging and orderable information. This information is the most current data available for the designated devices. This data is subject to change without notice and revision of this document. For browser-based versions of this data sheet, refer to the left-hand navigation.

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