SLVSLJ4A April   2026  – July 2026 TCA9847

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 (Global)
    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
    4. 7.4 Device Functional Modes
      1. 7.4.1 RESET Input
      2. 7.4.2 Power-On Reset
    5. 7.5 Programming
      1. 7.5.1 I2C Interface
      2. 7.5.2 Device Address
      3. 7.5.3 Bus Transactions
        1. 7.5.3.1 Writes
        2. 7.5.3.2 Reads
      4. 7.5.4 Control Register
      5. 7.5.5 RESET Input
      6. 7.5.6 Power-On Reset
      7. 7.5.7 Software Reset
      8. 7.5.8 Device ID
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
        1. 8.2.1.1 Voltage Translation Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
      1. 8.3.1 Power-On Reset Requirements
    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

5.3 Recommended Operating Conditions

Tamb = –40°C to 125°C; unless otherwise specified
MIN TYP MAX UNIT
VDD1 Supply voltage 1 0.65 3.6 V
VDD2 Supply voltage 2 1.65 3.6 V
IDD (VDD2) Supply Current on VDD2 VDD1 = 3.6; VDD2 = 3.6; SC0-7 and SD0-7 is not connected; RESET = VDD1; A0=A1=SCL; continuous register read/write
SCL = 0kHz 4 16 μA
SCL = 100kHz 11 24 μA
SCL = 1000kHz 56 150 μA
IDD (VDD1) Supply Current on VDD1 VDD1 = 3.6; VDD2 = 3.6; SC0-7 and SD0-7 is not connected; RESET = VDD1; A0=A1=SCL; continuous register read/write
SCL = 0kHz –5 0.11 +5 μA
SCL = 100kHz 8 15 μA
SCL = 1000kHz 58 100 μA
VPOR Power-On Reset Voltage 1.2 1.5 V
TA Operating free-air temperature –40 125 °C