SLLSFY0 September   2025 TCAN843-Q1

ADVANCE INFORMATION  

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 Specifications
   4. 5.4 Recommended Operating Conditions
   5. 5.5 Thermal Information
   6. 5.6 Power Supply Characteristics
   7. 5.7 Electrical Characteristics
   8. 5.8 Timing Requirements
   9. 5.9 Switching 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 Supply Pins
         1. 7.3.1.1 VSUP Pin
         2. 7.3.1.2 VCC Pin
         3. 7.3.1.3 VIO Pin
      2. 7.3.2 Digital Inputs and Outputs
         1. 7.3.2.1 TXD Pin
         2. 7.3.2.2 RXD Pin
         3. 7.3.2.3 nFAULT Pin
         4. 7.3.2.4 EN Pin
         5. 7.3.2.5 nSTB Pin
      3. 7.3.3 GND
      4. 7.3.4 INH Pin
      5. 7.3.5 WAKE Pin
      6. 7.3.6 CAN Bus Pins
      7. 7.3.7 Faults
         1. 7.3.7.1 Internal and External Fault Indicators
            1. 7.3.7.1.1 Power-Up (PWRON Flag)
            2. 7.3.7.1.2 Wake-Up Request (WAKERQ Flag)
            3. 7.3.7.1.3 Undervoltage Faults
               1. 7.3.7.1.3.1 Undervoltage on VSUP
               2. 7.3.7.1.3.2 Undervoltage on VCC
               3. 7.3.7.1.3.3 Undervoltage on VIO
            4. 7.3.7.1.4 TXD Dominant State Timeout (TXDDTO Flag)
            5. 7.3.7.1.5 TXD Shorted to RXD Fault (TXDRXD Flag)
            6. 7.3.7.1.6 CAN Bus Dominant Fault (CANDOM Flag)
      8. 7.3.8 Local Faults
         1. 7.3.8.1 Thermal Shutdown (TSD)
         2. 7.3.8.2 Undervoltage Lockout (UVLO)
         3. 7.3.8.3 Unpowered Devices
         4. 7.3.8.4 Floating Terminals
         5. 7.3.8.5 CAN Bus Short-Circuit Current Limiting
   4. 7.4 Device Functional Modes
      1. 7.4.1 Operating Mode Description
         1. 7.4.1.1 Normal Mode
         2. 7.4.1.2 Silent Mode
         3. 7.4.1.3 Standby Mode
         4. 7.4.1.4 Go-To-Sleep Mode
         5. 7.4.1.5 Sleep Mode
            1. 7.4.1.5.1 Remote Wake Request via Wake-Up Pattern (WUP)
            2. 7.4.1.5.2 Local Wake-Up (LWU) by WAKE Input Terminal
      2. 7.4.2 CAN Transceiver
         1. 7.4.2.1 CAN Transceiver Operation
            1. 7.4.2.1.1 Driver and Receiver Function Tables
            2. 7.4.2.1.2 CAN Bus States
9. 8 Application Information Disclaimer
   1. 8.1 Application Information
      1. 8.1.1 Typical Application
      2. 8.1.2 Design Requirements
         1. 8.1.2.1 Bus Loading, Length and Number of Nodes
      3. 8.1.3 Detailed Design Procedure
         1. 8.1.3.1 CAN Termination
      4. 8.1.4 Application Curves
   2. 8.2 Power Supply Recommendations
   3. 8.3 Layout
      1. 8.3.1 Layout Guidelines
      2. 8.3.2 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
    1. 11.1 Package Option Addendum
       1. 11.1.1 Tape and Reel Information

TCAN843-Q1 Automotive CAN FD Transceiver With Sleep Mode