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  • TCA9617B Level-Translating FM+ I2C Bus Repeater

    • SCPS259E December   2014  – October 2024 TCA9617B

      PRODUCTION DATA  

  • CONTENTS
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  • TCA9617B Level-Translating FM+ I2C Bus Repeater
  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Timing Requirements
    7. 5.7 Typical Characteristics
  7.   Parameter Measurement Information
  8. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Bidirectional Level Translation
      2. 6.3.2 Low to High Transition Characteristics
      3. 6.3.3 High-to-Low Transition Characteristics
    4. 6.4 Device Functional Modes
  9. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Standard Application
        1. 7.2.1.1 Design Requirements
        2. 7.2.1.2 Detailed Design Procedure
          1. 7.2.1.2.1 Pullup Resistor Sizing
        3. 7.2.1.3 Application Curves
      2. 7.2.2 Star Application
        1. 7.2.2.1 Design Requirements
        2. 7.2.2.2 Detailed Design Procedure
        3. 7.2.2.3 Application Curves
      3. 7.2.3 Series Application
        1. 7.2.3.1 Design Requirements
        2. 7.2.3.2 Detailed Design Procedure
        3. 7.2.3.3 Application Curves
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
  10. 8 Device and Documentation Support
    1. 8.1 Receiving Notification of Documentation Updates
    2. 8.2 Support Resources
    3. 8.3 Trademarks
    4. 8.4 Electrostatic Discharge Caution
    5. 8.5 Glossary
  11. 9 Revision History
  12. 10Mechanical, Packaging, and Orderable Information
    1. 10.1 Tape and Reel Information
  13. IMPORTANT NOTICE

Package Options

Mechanical Data (Package|Pins)
  • DGK|8
    • MPDS028E
Thermal pad, mechanical data (Package|Pins)
Orderable Information
  • scps259e_oa
  • scps259e_pm
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    • Full reading width
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Data Sheet

TCA9617B Level-Translating FM+ I2C Bus Repeater

1 Features

  • Two-channel bidirectional I2C buffer
  • Support for standard mode, fast mode (400kHz), and fast mode+ (1MHz) I2C operation
  • Operating supply voltage range of 0.8V to 5.5V on A-side
  • Operating supply voltage range of 2.2V to 5.5V on B-side
  • Voltage-level translation from 0.8V to 5.5V and 2.2V to 5.5V
  • Footprint and function replacement for TCA9517
  • Active-high repeater-enable input
  • Open-drain I2C I/O
  • 5.5V Tolerant I2C and enable input support
  • Lockup-free operation
  • Powered-off high-impedance I2C bus pins
  • Support for clock stretching and multiple controller arbitration across the device
  • Latch-up performance exceeds 100mA per JESD 78, class II
  • ESD protection exceeds JESD 22
    • 4000V Human-body model
    • 1500V Charged-device model

2 Applications

  • Servers
  • Routers (Telecom Switching Equipment)
  • Industrial Equipment
  • Products with many I2C targets and/or long PCB traces

 
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