SCPS279 February   2022 TCA9537

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
    6. 6.6 Timing Requirements
    7. 6.7 I2C Bus Timing Requirements
    8. 6.8 Switching Characteristics
    9. 6.9 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 I/O Port
      2. 8.3.2 Interrupt (INT) Output
      3. 8.3.3 RESET Input
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power-On Reset
      2. 8.4.2 Powered-Up
    5. 8.5 Programming
      1. 8.5.1 I2C Interface
        1. 8.5.1.1 Writes
        2. 8.5.1.2 Reads
      2. 8.5.2 Software Reset Call
    6. 8.6 Register Maps
      1. 8.6.1 Device Address
      2. 8.6.2 Control Register and Command Byte
      3. 8.6.3 Register Descriptions
  9. 9 Application Information Disclaimer
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
        1. 9.2.1.1 Minimizing ICC When I/Os Control LEDs
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
    1. 10.1 Power-On Reset
  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 Receiving Notification of Documentation Updates
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

6.9 Typical Characteristics

TA = 25°C (unless otherwise noted)

Figure 6-1 Supply Current (Standby) vs Supply Voltage for Different Temperature (TA)
Figure 6-3 Standby Supply Current vs Temperature for Different Supply Voltage (VCC)
Figure 6-5 VCC – VOH Voltage vs Temperature for Different VCC
Figure 6-7 VCC – VOH Voltage at 25°C for Different VCC
Figure 6-9 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 3.3 V
Figure 6-11 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 1.8 V
Figure 6-2 Supply Current vs Supply Voltage for Different Temperature (TA)
Figure 6-4 Supply Current vs Temperature for Different Supply Voltage (VCC)
Figure 6-6 VOL vs Temperature for Different VCC
Figure 6-8 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 2.3 V
Figure 6-10 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 5.5 V
Figure 6-12 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 1.65 V