SLLSFX4A February   2025  – February 2025 TCAN857-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  ESD Ratings, IEC Specification
    4. 5.4  Recommended Operating Conditions
    5. 5.5  Thermal Characteristics
    6. 5.6  Power Supply Characteristics
    7. 5.7  Dissipation Ratings
    8. 5.8  Electrical Characteristics
    9. 5.9  Switching Characteristics
    10. 5.10 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 Pin Description
        1. 7.3.1.1 TXD
        2. 7.3.1.2 GND
        3. 7.3.1.3 VCC
        4. 7.3.1.4 RXD
        5. 7.3.1.5 VIO
        6. 7.3.1.6 CANH and CANL
        7. 7.3.1.7 S (Silent)
      2. 7.3.2 CAN Bus States
      3. 7.3.3 TXD Dominant Timeout (DTO)
      4. 7.3.4 CAN Bus Short-circuit Current Limiting
      5. 7.3.5 Thermal Shutdown (TSD)
      6. 7.3.6 Undervoltage Lockout
      7. 7.3.7 Unpowered Device
      8. 7.3.8 Floating pins
    4. 7.4 Device Functional Modes
      1. 7.4.1 Operating Modes
      2. 7.4.2 Normal Mode
      3. 7.4.3 Silent Mode
      4. 7.4.4 Driver and Receiver Function
  9. 8 Application Information Disclaimer
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
        1. 8.2.1.1 CAN Termination
      2. 8.2.2 Detailed Design Procedures
        1. 8.2.2.1 Bus Loading, Length and Number of Nodes
      3. 8.2.3 System Examples
      4. 8.2.4 Application Curve
    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
    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

5.6 Power Supply Characteristics

Over recommended operating conditions with TJ = -40℃ to 150℃ (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
ICC Supply current normal mode Dominant TXD = 0V, RL = 60Ω, CL = open 70 mA
ICC Supply current normal mode Dominant TXD = 0V, RL = 50Ω, CL = open 80 mA
ICC Supply current normal mode Dominant with bus fault TXD = 0V, CANH = CANL = ±25V, RL = open, CL = open 130 mA
ICC Supply current normal mode Recessive TXD = VCC, RL = 50Ω, CL = open, RCM = open 10 mA
ICC Supply current silent mode TXD = VCC, RL = 50Ω, CL = open 3 mA
IIO I/O supply current normal mode (Devices with VIO) Dominant RXD floating, TXD = 0V 400 µA
IIO I/O supply current normal mode (Devices with VIO) Recessive RXD floating, TXD = VCC 150 µA
IIO I/O supply current silent mode (Devices with VIO) RXD floating, TXD = VCC 35 µA
UVVCC Rising under voltage detection on VCC for protected mode 4.2 4.6 V
UVVCC Falling under voltage detection on VCC for protected mode 3.5 4 4.5 V
UVVIO Rising under voltage detection on VIO 2.5 2.9 V
UVVIO Falling under voltage detection on VIO 2.1 2.4 V