SLLS918F July   2008  – September 2025 ISO721-Q1 , ISO722-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison Table
  6. 5 Pin Configuration and Functions
  7. 6 Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  Recommended Operating Conditions
    3. 6.3  Thermal Information
    4. 6.4  Power Ratings
    5. 6.5  Insulation Specifications
    6. 6.6  Safety-Related Certifications
    7. 6.7  Safety Limiting Values
    8. 6.8  Electrical Characteristics: VCC1 and VCC2 5-V Operation
    9. 6.9  Electrical Characteristics: VCC1 and VCC2 at 3.3-V Operation
    10. 6.10 Electrical Characteristics: VCC1 at 3.3-V, VCC2 at 5-V Operation
    11. 6.11 Electrical Characteristics: VCC1 at 5-V, VCC2 at 3.3-V Operation
    12. 6.12 Switching Characteristics: VCC1 and VCC2 5-V Operation
    13. 6.13 Switching Characteristics: VCC1 and VCC2 at 3.3-V Operation
    14. 6.14 Switching Characteristics: VCC1 at 3.3-V, VCC2 at 5-V Operation
    15. 6.15 Switching Characteristics: VCC1 at 5-V, VCC2 at 3.3-V Operation
    16. 6.16 Typical Characteristics
    17. 6.17 Insulation Characteristics Curves
  8. 7 Parameter Measurement Information
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Device Functional Modes
      1. 8.3.1 Device I/O Schematic
  10. 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
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
        1. 9.4.1.1 PCB Material
      2. 9.4.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Device Support
      1. 10.1.1 Development Support
    2. 10.2 Documentation Support
      1. 10.2.1 Related Documentation
    3. 10.3 Receiving Notification of Documentation Updates
    4. 10.4 Support Resources
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 Glossary
  12. 11Revision History
  13. 12Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5 Pin Configuration and Functions

ISO721-Q1 ISO722-Q1 ISO721-Q1 D Package 8-Pin SOICTop ViewFigure 5-1 ISO721-Q1
D Package 8-Pin SOIC
Top View
ISO721-Q1 ISO722-Q1 ISO722-Q1 D Package 8-Pin SOICTop ViewFigure 5-2 ISO722-Q1
D Package 8-Pin SOIC
Top View
Table 5-1 Pin Functions
PINType(1)DESCRIPTION
NAMENO.
ISO721x-Q1ISO722x-Q1
VCC111—Power supply, VCC1
33
VCC288—Power supply, VCC2
IN22IInput
OUT66OOutput
EN—7IOutput enable. OUT is enabled when EN is low or disconnected and disabled when EN is high.
GND144—Ground connection for VCC1
GND255—Ground connection for VCC2
7
(1) I = Input; O = Output