SLLSEJ0H October   2014  – March 2024 ISO7842

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
    1.     Pin 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  Power Ratings
    6. 5.6  Insulation Specifications
    7. 5.7  Safety-Related Certifications
    8. 5.8  Safety Limiting Values
    9. 5.9  Electrical Characteristics–5V Supply
    10. 5.10 Supply Current Characteristics–5V Supply
    11. 5.11 Electrical Characteristics—3.3V Supply
    12. 5.12 Supply Current Characteristics—3.3V Supply
    13. 5.13 Electrical Characteristics—2.5V Supply
    14. 5.14 Supply Current Characteristics—2.5V Supply
    15. 5.15 Switching Characteristics—5V Supply
    16. 5.16 Switching Characteristics—3.3V Supply
    17. 5.17 Switching Characteristics—2.5V Supply
    18. 5.18 Insulation Characteristics Curves
    19. 5.19 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 Electromagnetic Compatibility (EMC) Considerations
    4. 6.4 Device Functional Modes
      1. 6.4.1 Device I/O Schematics
  9. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
      3. 7.2.3 Application Curve
  10. 8 Power Supply Recommendations
  11. 9 Layout
    1. 9.1 Layout Guidelines
      1. 9.1.1 PCB Material
    2. 9.2 Layout Example
  12. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 Related Links
    3. 10.3 Receiving Notification of Documentation Updates
    4. 10.4 Community Resources
    5. 10.5 Trademarks
  13. 11Revision History
  14. 12Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • DWW|16
  • DW|16
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.12 Supply Current Characteristics—3.3V Supply

VCC1 = VCC2 = 3.3 V ±10% (over recommended operating conditions unless otherwise noted)
PARAMETERTEST CONDITIONSSUPPLY CURRENTMINTYPMAXUNIT
ISO7842DW AND ISO7842FDW
Supply currentDisableEN1 = EN2 = 0 V, VI = 0 V (ISO7842F), VI = VCCI(1) (ISO7842)ICC1, ICC211.5mA
EN1 = EN2 = 0 V, VI = VCCI(1) (ISO7842F), VI = 0 V (ISO7842)ICC1, ICC23.44.8mA
DC signalVI = 0 V (ISO7842F), VI = VCCI(1) (ISO7842)ICC1, ICC222.7mA
VI = VCCI(1) (ISO7842F), VI = 0 V (ISO7842)ICC1, ICC24.46.1mA
All channels switching with square wave clock input;
CL = 15 pF		1 MbpsICC1, ICC23.34.5mA
10 MbpsICC1, ICC245.2mA
100 MbpsICC1, ICC210.812.9mA
ISO7842DWW and ISO7842FDWW
Supply currentDisableEN1 = EN2 = 0 V, VI = 0 V (ISO7842F), VI = VCCI(1) (ISO7842)ICC1, ICC211.5mA
EN1 = EN2 = 0 V, VI = VCCI(1) (ISO7842F), VI = 0 V (ISO7842)ICC1, ICC23.44.8mA
DC signalVI = 0 V (ISO7842F), VI = VCCI(1) (ISO7842)ICC1, ICC222.8mA
VI = VCCI(1) (ISO7842F), VI = 0 V (ISO7842)ICC1, ICC24.46.3mA
All channels switching with square wave clock input;
CL = 15 pF		1 MbpsICC1, ICC23.44.7mA
10 MbpsICC1, ICC24.15.5mA
100 MbpsICC1, ICC21113.6mA
(1) VCCI = Input-side VCC; VCCO = Output-side VCC.