SLLSE89G September   2011  – January 2015 ISO7640FM , ISO7641FM

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 at 5 V ±10%
    6. 6.6  Electrical Characteristics: VCC1 at 5 V ±10% and VCC2 at 3.3 V ±10%
    7. 6.7  Electrical Characteristics: VCC1 at 3.3 V ±10% and VCC2 at 5 V ±10%
    8. 6.8  Electrical Characteristics: VCC1 and VCC2 at 3.3 V ±10%
    9. 6.9  Electrical Characteristics: VCC1 and VCC2 at 2.7 V
    10. 6.10 Supply Current: VCC1 and VCC2 at 5 V ±10%
    11. 6.11 Supply Current: VCC1 at 5 V ±10% and VCC2 at 3.3 V ±10%
    12. 6.12 Supply Current: VCC1 at 3.3 V ±10% and VCC2 at 5 V ±10%
    13. 6.13 Supply Current: VCC1 and VCC2 at 3.3 V ±10%
    14. 6.14 Supply Current: VCC1 and VCC2 at 2.7 V
    15. 6.15 Switching Characteristics: VCC1 and VCC2 at 5 V ±10%
    16. 6.16 Switching Characteristics: VCC1 at 5 V ±10% and VCC2 at 3.3 V ±10%
    17. 6.17 Switching Characteristics: VCC1 at 3.3 V ±10% and VCC2 at 5 V ±10%
    18. 6.18 Switching Characteristics: VCC1 and VCC2 at 3.3 V ±10%
    19. 6.19 Switching Characteristics: VCC1 and VCC2 at 2.7 V
    20. 6.20 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 IEC Insulation and Safety-Related Specifications for DW-16 Package
      2. 8.3.2 DIN V VDE V 0884-10 (VDE V 0884-10) Insulation Characteristics
      3. 8.3.3 Safety Limiting Values
    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 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Typical Supply Current Equations
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Related Links
    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

ISO7640FM ISO7641FM tst_cir_llse25.gif
A. The input pulse is supplied by a generator having the following characteristics: PRR ≤ 50 kHz, 50% duty cycle, tr ≤ 3 ns, tf ≤ 3ns, ZO = 50 Ω. At the input, 50-Ω resistor is required to terminate Input Generator signal. It is not needed in actual application.
B. CL = 15 pF and includes instrumentation and fixture capacitance within ±20%.
Figure 9. Switching Characteristics Test Circuit and Voltage Waveforms
ISO7640FM ISO7641FM delay_tim_llse25.gif
A. The input pulse is supplied by a generator having the following characteristics: PRR ≤ 10 kHz, 50% duty cycle,
tr ≤ 3 ns, tf ≤ 3 ns, ZO = 50 Ω.
B. CL = 15 pF and includes instrumentation and fixture capacitance within ±20%.
Figure 10. Enable/Disable Propagation Delay Time Test Circuit and Waveform

ISO7640FM ISO7641FM failsafe_llse89.gif
A. CL = 15 pF and includes instrumentation and fixture capacitance within ±20%.
Figure 11. Fail-Safe Delay Time Test Circuit and Voltage Waveforms
ISO7640FM ISO7641FM Immunity_llse25.gif
A. CL = 15 pF and includes instrumentation and fixture capacitance within ±20%.
Figure 12. Common-Mode Transient Immunity Test Circuit