SLLS822B July   2007  – July 2021 TRSF3221E

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  ESD Ratings, IEC Specifications
    4. 6.4  Recommended Operating Conditions
    5. 6.5  Thermal Resistance Characteristics
    6. 6.6  Electrical Characteristics
    7. 6.7  Electrical Characteristics, Driver
    8. 6.8  Switching Characteristics, Driver
    9. 6.9  Electrical Characteristics, Receiver
    10. 6.10 Switching Characteristics, Receiver
    11. 6.11 Electrical Characteristics, Auto-Powerdown
    12. 6.12 Switching Characteristics, Auto-Powerdown
    13. 6.13 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Typical Application
        1. 9.1.1.1 Design Requirements
        2. 9.1.1.2 Detailed Design Procedure
      2. 9.1.2 Application Performance Plot
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Receiving Notification of Documentation Updates
    2. 12.2 Support Resources
    3. 12.3 Trademarks
    4. 12.4 Electrostatic Discharge Caution
    5. 12.5 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

1 Features

  • ESD protection for RS-232 pins
    • ±15-kV Human-body model (HBM)
    • ±8-kV IEC 61000-4-2 Contact discharge
    • ±15-kV IEC 61000-4-2 Air-gap discharge
  • Operates with 3-V to 5.5-V VCC supply
  • Operates up to 1 Mbit/s
    • Low-speed pin-compatible device (250 kbit/s) – TRS3221E
  • Available in near chip-scale package, 16-pin VQFN (RGT, 82% smaller than TSSOP package)
  • Low standby current: 1 μA typical
  • External capacitors : 4 × 0.1 μF
  • Accepts 5-V logic input with 3.3-V supply
  • Auto-powerdown feature automatically disables drivers for power savings