SCPS234A September   2016  – February 2023 TCA6408A-Q1

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 I2C Interface Timing Requirements
    7. 6.7 Reset 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 Diagrams
    3. 8.3 Feature Description
      1. 8.3.1 Voltage Translation
      2. 8.3.2 I/O Port
      3. 8.3.3 Interrupt Output ( INT)
      4. 8.3.4 Reset Input ( RESET)
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power-On Reset (POR)
      2. 8.4.2 Powered-Up
    5. 8.5 Programming
      1. 8.5.1 I2C Interface
      2. 8.5.2 Bus Transactions
        1. 8.5.2.1 Writes
        2. 8.5.2.2 Reads
    6. 8.6 Register Map
      1. 8.6.1 Device Address
      2. 8.6.2 Control Register and Command Byte
      3. 8.6.3 Register Descriptions
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
        1. 9.2.1.1 Calculating Junction Temperature and Power Dissipation
        2. 9.2.1.2 Minimizing ICC When I/O is Used to Control LEDs
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
    3. 9.3 Power Supply Recommendations
      1. 9.3.1 Power-On Reset Requirements
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
  10. 10Device and Documentation Support
    1. 10.1 Receiving Notification of Documentation Updates
    2. 10.2 Trademarks
    3. 10.3 Electrostatic Discharge Caution
    4. 10.4 Glossary
  11. 11Support Resources
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

6.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)
MINMAXUNIT
VCCI(1)Supply voltage for I2C pinsSCL, SDA, INT1.653.6V
VCCPSupply voltage for P-portsP-ports, ADDR, RESET1.653.6V
VIHHigh-level input voltageSCL, SDA0.7 × VCCIVCCIV
RESET0.7 × VCCI3.6
ADDR, P7–P00.7 × VCCP3.6
VILLow-level input voltageSCL, SDA, RESET–0.50.3 × VCCIV
ADDR, P7–P0–0.50.3 × VCCP
IOHHigh-level output currentP00-P0710mA
IOL(2)Low-level output currentP00-P07Tj = 65°C25mA
Tj = 85°C18
Tj = 105°C9
Tj = 125°C4.5
Tj = 135°C3.5
INT, SDATj = 85°C6
Tj = 105°C3
Tj = 125°C1.8
Tj = 135°C1.5
TAOperating free-air temperature–40125°C
(1) For voltages applied above VCCI, and increase in ICC will result.
(2) The values shown apply to specific junction temperature. See the Section 9.2.1.1 section on how to calculate the junction temperature.