SLLSE40B September   2010  – November 2024 ISO7240CF-Q1 , ISO7241C-Q1 , ISO7242C-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configurations 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 Characteristics
    5. 5.5  Power Ratings
    6. 5.6  Safety-Related Certifications
    7. 5.7  Safety Limiting Values
    8. 5.8  Insulation Specifications
    9. 5.9  Electrical Characteristics: VCC1 and VCC2 at 5-V Operation
    10. 5.10 Electrical Characteristics: VCC1 and VCC2 at 3.3 V Operation
    11. 5.11 Electrical Characteristics: VCC1 at 3.3-V, VCC2 at 5-V Operation
    12. 5.12 Electrical Characteristics: VCC1 at 5-V, VCC2 at 3.3-V Operation
    13. 5.13 Switching Characteristics: VCC1 and VCC2 at 3.3-V Operation
    14. 5.14 Switching Characterstics: VCC1 and VCC2 at 5-V Operation
    15. 5.15 Switching Characteristics: VCC1 at 3.3-V and VCC2 at 5-V Operation
    16. 5.16 Switching Characteristics: VCC1 at 5-V, VCC2 at 3.3-V Operation
    17. 5.17 Insulation Characteristics Curves
    18. 5.18 Typical Characteristic
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
    4. 7.4 Device Functional Modes
      1. 7.4.1 Device I/O Schematics
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Isolated Data Acquisition System for Process Control
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
      2. 8.2.2 Isolated SPI for an Analog Input Module with 16 Inputs
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
      3. 8.2.3 Isolated RS-232 Interface
        1. 8.2.3.1 Design Requirements
        2. 8.2.3.2 Detailed Design Procedure
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
        1. 8.4.1.1 PCB Material
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 Related Links
    3. 9.3 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

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5.11 Electrical Characteristics: VCC1 at 3.3-V, VCC2 at 5-V Operation

over recommended operating conditions (unless otherwise noted)(1)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SUPPLY CURRENT
ICC1 ISO7240CF Quiescent VI = VCC or 0 V, All channels, no load, EN2 at 3 V 0.5 1.2 mA
25 Mbps 3 5
ISO7241C Quiescent VI = VCC or 0 V, All channels, no load, EN1 at 3 V,
EN2 at 3 V		 4 7 mA
25 Mbps 6.5 11
ISO7242C Quiescent VI = VCC or 0 V, All channels, no load, EN1 at 3 V,
EN2 at 3 V		 6 10 mA
25 Mbps 9 14
ICC2 ISO7240CF Quiescent VI = VCC or 0 V, All channels, no load, EN2 at 3 V 15 22 mA
25 Mbps 17 25
ISO7241C Quiescent VI = VCC or 0 V, All channels, no load, EN1 at 3 V,
EN2 at 3 V		 13 20 mA
25 Mbps 18 28
ISO7242C Quiescent VI = VCC or 0 V, All channels, no load, EN1 at 3 V,
EN2 at 3 V		 10 16 mA
25 Mbps 15 24
ELECTRICAL CHARACTERISTICS
IOFF Sleep mode output current EN at 0 V, Single channel 0 μA
VOH High-level output voltage IOH = –4 mA ISO7240 VCC – 0.4 V
ISO724x (5-V side) VCC – 0.8
IOH = –20 μA VCC – 0.1
VOL Low-level output voltage IOL = 4 mA 0.4 V
IOL = 20 μA 0.1
VI(HYS) Input voltage hysteresis 150 mV
IIH High-level input current IN from 0 V to VCC 10 μA
IIL Low-level input current –10
CI Input capacitance to ground IN at VCC, VI = 0.4 sin (2πft), f=2MHz 2 pF
CMTI Common-mode transient immunity VI = VCC or 0 V; Figure 6-5 25 50 kV/μs
(1) For the 5-V operation, VCC1 or VCC2 is specified from 4.5 V to 5.5 V.
For the 3-V operation, VCC1 or VCC2 is specified from 3.15 V to 3.6 V.
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