SLLSED3C June   2013  – July 2015 ISO7420FCC

UNLESS OTHERWISE NOTED, this document contains 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  Recommended Operating Conditions
    4. 6.4  Thermal Information
    5. 6.5  Electrical Characteristics: VCC1 and VCC2 = 5 V ± 10%
    6. 6.6  Electrical Characteristics: VCC1 and VCC2 = 3.3 V ± 10%
    7. 6.7  Electrical Characteristics: VCC1 and VCC2 = 2.7 V
    8. 6.8  Power Dissipation Characteristics
    9. 6.9  Switching Characteristics: VCC1 and VCC2 = 5 V ± 10%
    10. 6.10 Switching Characteristics: VCC1 and VCC2 = 3.3 V ± 10%
    11. 6.11 Switching Characteristics: VCC1 and VCC2 = 2.7 V
    12. 6.12 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
      1. 8.3.1 Insulation and Safety-Related Specifications for SOIC-8 Package
      2. 8.3.2 Insulation Characteristics
      3. 8.3.3 Regulatory Information
      4. 8.3.4 Safety Limiting Values
    4. 8.4 Device Functional Modes
      1. 8.4.1 Device I/O Schematics
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Supply Current Equations
          1. 9.2.2.1.1 Maximum Supply Current Equations
          2. 9.2.2.1.2 Typical Supply Current Equations
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 PCB Material
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Community 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

7 Parameter Measurement Information

ISO7420FCC s0412-01_lls984.gif
1. The input pulse is supplied by a generator having the following characteristics: PRR ≤ 50 kHz, 50% duty cycle, tr ≤ 3 ns, tf ≤ 3 ns, ZO = 50 Ω. At the input, a 50-Ω resistor is required to terminate the Input Generator signal. It is not needed in actual application.
2. CL = 15 pF and includes instrumentation and fixture capacitance within ±20%.
Figure 12. Switching Characteristic Test Circuit and Voltage Waveforms
ISO7420FCC failsafe_llse89.gif
A. CL = 15 pF and includes instrumentation and fixture capacitance within ±20%.
Figure 13. Fail-Safe Output Delay-Time Test Circuit and Voltage Waveforms
ISO7420FCC com_tran_imm_test_circ_SLLSED3.gif
1. CL = 15 pF and includes instrumentation and fixture capacitance within ±20%.
Figure 14. Common-Mode Transient Immunity Test Circuit