SLLSEO6C June   2015  – August 2018 TUSB321

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      Simplified Schematic
      2.      Sample Applications
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Switching Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
      1. 7.1.1 Cables, Adapters, and Direct Connect Devices
        1. 7.1.1.1 USB Type-C Receptacles and Plugs
        2. 7.1.1.2 USB Type-C Cables
        3. 7.1.1.3 Legacy Cables and Adapters
        4. 7.1.1.4 Direct Connect Devices
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Port Role Configuration
        1. 7.3.1.1 Downstream Facing Port (DFP) - Source
        2. 7.3.1.2 Upstream Facing Port (UFP) - Sink
        3. 7.3.1.3 Dual Role Port (DRP)
      2. 7.3.2 Type-C Current Mode
      3. 7.3.3 VBUS Detection
      4. 7.3.4 Cable Orientation and External MUX Control
      5. 7.3.5 VCONN Support for Active Cables
    4. 7.4 Device Functional Modes
      1. 7.4.1 Unattached Mode
      2. 7.4.2 Active Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 DFP Mode
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curve
    3. 8.3 Initialization Set Up
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Receiving Notification of Documentation Updates
    2. 11.2 Community Resources
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.6 Switching Characteristics

over operating free-air temperature range (unless otherwise noted)
PARAMETER MIN TYP MAX UNIT
tCCCB_DEFAULT Power on default of CC1 and CC2 voltage debounce time 133 ms
tVBUS_DB Debounce of VBUS_DET pin after valid VBUS_THR (See Figure 1.) 2 ms
tDRP_DUTY_CYCLE Power-on default of percentage of time DRP advertises DFP during a TDRP 30%
tDRP The period TUSB321 in DFP mode completes a DFP to UFP and back advertisement. 50 75 100 ms
tFAULT VCONN_FAULT asserted low time after VCONN over-current condition is detected. (See Figure 2.) 7 10 13 µs
TUSB321 tvbus_db_sllseo6.gifFigure 1. VBUS Detect and Debounce
TUSB321 vconn_fault_sllseo6.gifFigure 2. VCONN_FAULT Assertion Pulse Timing