SCPS292 July   2025 TCA9539A-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration 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 Information
    5. 5.5 Electrical Characteristics
    6. 5.6 I2C Interface Timing Requirements
    7. 5.7 RESET Timing Requirements
    8. 5.8 Switching Characteristics
    9. 5.9 Typical Characteristics
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 I/O Port
      2. 7.3.2 RESET Input
      3. 7.3.3 Interrupt ( INT) Output
    4. 7.4 Device Functional Modes
      1. 7.4.1 Power-On Reset
    5. 7.5 Programming
      1. 7.5.1 I2C Interface
    6. 7.6 Register Map
      1. 7.6.1 Device Address
      2. 7.6.2 Control Register And Command Byte
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Calculating Junction Temperature and Power Dissipation
        2. 8.2.2.2 Minimizing ICC When I/Os Control LEDs
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      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 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

5.9 Typical Characteristics

TA = 25°C (unless otherwise noted)

TCA9539A-Q1 Supply Current vs Temperature for Different Supply Voltage (VCC)
Figure 5-1 Supply Current vs Temperature for Different Supply Voltage (VCC)
TCA9539A-Q1 Supply Current vs Supply Voltage for Different Temperature (TA)
Figure 5-3 Supply Current vs Supply Voltage for Different Temperature (TA)
TCA9539A-Q1 I/O Sink Current vs Output Low Voltage for Different Temperature (TA)
VCC = 1.8V
Figure 5-5 I/O Sink Current vs Output Low Voltage for Different Temperature (TA)
TCA9539A-Q1 I/O Sink Current vs Output Low Voltage for Different Temperature (TA)
VCC = 3.3V
Figure 5-7 I/O Sink Current vs Output Low Voltage for Different Temperature (TA)
TCA9539A-Q1 I/O Source Current vs Output High Voltage for Different Temperature (TA)
VCC = 1.65V
Figure 5-9 I/O Source Current vs Output High Voltage for Different Temperature (TA)
TCA9539A-Q1 I/O Source Current vs Output High Voltage for Different Temperature (TA)
VCC = 2.5V
Figure 5-11 I/O Source Current vs Output High Voltage for Different Temperature (TA)
TCA9539A-Q1 VCC – VOH Voltage vs Temperature for Different VCC

Figure 5-13 VCC – VOH Voltage vs Temperature for Different VCC
TCA9539A-Q1 Supply Current vs Temperature for Different Supply Voltage (VCC)
Figure 5-15 Supply Current vs Temperature for Different Supply Voltage (VCC)
TCA9539A-Q1 Supply Current vs Supply Voltage for Different Temperature (TA)
Figure 5-17 Supply Current vs Supply Voltage for Different Temperature (TA)
TCA9539A-Q1 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 1.8V
Figure 5-19 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 1.8V
TCA9539A-Q1 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 3.3V
Figure 5-21 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 3.3V
TCA9539A-Q1 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 5.5V
Figure 5-23 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 5.5V
TCA9539A-Q1 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 1.65V
Figure 5-25 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 1.65V
TCA9539A-Q1 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 2.5V
Figure 5-27 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 2.5V
TCA9539A-Q1 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 5V
Figure 5-29 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 5V
TCA9539A-Q1 VCC – VOH Voltage vs Temperature for Different VCC
Figure 5-31 VCC – VOH Voltage vs Temperature for Different VCC
TCA9539A-Q1 Standby Supply Current vs Temperature for Different Supply Voltage (VCC)
Figure 5-2 Standby Supply Current vs Temperature for Different Supply Voltage (VCC)
TCA9539A-Q1 I/O Sink Current vs Output Low Voltage for Different Temperature (TA)
VCC = 1.65V
Figure 5-4 I/O Sink Current vs Output Low Voltage for Different Temperature (TA)
TCA9539A-Q1 I/O Sink Current vs Output Low Voltage for Different Temperature (TA)
VCC = 2.5V
Figure 5-6 I/O Sink Current vs Output Low Voltage for Different Temperature (TA)
TCA9539A-Q1 I/O Low Voltage vs Temperature for Different VCC and IOL
Figure 5-8 I/O Low Voltage vs Temperature for Different VCC and IOL
TCA9539A-Q1 I/O Source Current vs Output High Voltage for Different Temperature (TA)
VCC = 1.8V
Figure 5-10 I/O Source Current vs Output High Voltage for Different Temperature (TA)
TCA9539A-Q1 I/O Source Current vs Output High Voltage for Different Temperature (TA)
VCC = 3.3V
Figure 5-12 I/O Source Current vs Output High Voltage for Different Temperature (TA)
TCA9539A-Q1 Δ ICC vs Temperature for Different VCC
(VI = VCC – 0.6V)
Figure 5-14 Δ ICC vs Temperature for Different VCC
TCA9539A-Q1 Standby Supply Current vs Temperature for Different Supply Voltage (VCC)
Figure 5-16 Standby Supply Current vs Temperature for Different Supply Voltage (VCC)
TCA9539A-Q1 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 1.65V
Figure 5-18 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 1.65V
TCA9539A-Q1 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 2.5V
Figure 5-20 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 2.5V
TCA9539A-Q1 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 5V
Figure 5-22 I/O Sink Current vs Output Low Voltage for Different Temperature (TA) for VCC = 5V
TCA9539A-Q1 II/O Low Voltage vs Temperature for Different VCC and IOL
Figure 5-24 II/O Low Voltage vs Temperature for Different VCC and IOL
TCA9539A-Q1 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 1.8V
Figure 5-26 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 1.8V
TCA9539A-Q1 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 3.3V
Figure 5-28 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 3.3V
TCA9539A-Q1 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 5.5V
Figure 5-30 I/O Source Current vs Output High Voltage for Different Temperature (TA) for VCC = 5.5V
TCA9539A-Q1 Δ ICC vs Temperature for Different VCC (VI = VCC – 0.6V)
A.
Figure 5-32 Δ ICC vs Temperature for Different VCC (VI = VCC – 0.6V)