SLLSEY7F June   2017  – April 2020

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.          Application Diagram
      2.      ISO121x Devices Reduce Board Temperatures vs Traditional Solutions
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
    2.     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  Power Ratings
    6. 6.6  Insulation Specifications
    7. 6.7  Safety-Related Certifications
    8. 6.8  Safety Limiting Values
    9. 6.9  Electrical Characteristics—DC Specification
    10. 6.10 Switching Characteristics—AC Specification
    11. 6.11 Insulation Characteristics Curves
    12. 6.12 Typical Characteristics
  7. 7 Parameter Measurement Information
    1. 7.1 Test Circuits
  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
    2. 9.2 Typical Application
      1. 9.2.1 Sinking Inputs
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Setting Current Limit and Voltage Thresholds
          2. 9.2.1.2.2 Thermal Considerations
          3. 9.2.1.2.3 Designing for 48-V Systems
          4. 9.2.1.2.4 Designing for Input Voltages Greater Than 60 V
          5. 9.2.1.2.5 Surge, ESD, and EFT Tests
          6. 9.2.1.2.6 Multiplexing the Interface to the Host Controller
          7. 9.2.1.2.7 Status LEDs
        3. 9.2.1.3 Application Curve
      2. 9.2.2 Sourcing Inputs
      3. 9.2.3 Sourcing and Sinking Inputs (Bidirectional Inputs)
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Development Support
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 Related Links
    4. 12.4 Receiving Notification of Documentation Updates
    5. 12.5 Community Resource
    6. 12.6 Trademarks
    7. 12.7 Electrostatic Discharge Caution
    8. 12.8 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

1 Features

  • Compliant to IEC 61131-2; Type 1, 2, 3 characteristics for 24-V isolated digital inputs
  • Supports 9-V to 300-V DC and AC digital input designs using external resistors
  • Accurate Current Limit for Low-Power Dissipation:
    • 2.2 mA to 2.47 mA for Type 3
    • Adjustable up to 6.5 mA
  • Eliminates the need for field-side power supply
  • High input-voltage range with reverse polarity protection: ±60 V
  • Wire-break detection (refer to TIDA-01509)
  • Configurable as sourcing or sinking input
  • High data rates: up to 4 Mbps
  • Enable pin to multiplex output signals
  • High transient immunity: ±70-kV/µs CMTI
  • Wide supply range (VCC1): 2.25 V to 5.5 V
  • Ambient temperature range: –40°C to +125°C
  • Compact package options:
    • Single-channel ISO1211, SOIC-8
    • Dual-channel ISO1212, SSOP-16
  • Safety-Related Certifications:
    • Basic insulation per DIN VDE V 0884-11
    • UL 1577 recognition, 2500-VRMS insulation
    • IEC 60950-1, IEC 62368-1, IEC 61010-1 and GB 4943.1-2011 certifications
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