SLLSFL9A July   2021  – December 2021 TCAN1046A-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  ESD Ratings — IEC Specifications
    4. 6.4  Recommended Operating Conditions
    5. 6.5  Thermal Characteristics
    6. 6.6  Supply Characteristics
    7. 6.7  Dissipation Ratings
    8. 6.8  Electrical Characteristics
    9. 6.9  Switching Characteristics
    10. 6.10 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Pin Description
        1. 8.3.1.1 TXD1 and TXD2
        2. 8.3.1.2 GND1 and GND2
        3. 8.3.1.3 VCC1 and VCC2
        4. 8.3.1.4 RXD1 and RXD2
        5. 8.3.1.5 CANH1, CANL1, CANH2, and CANL1
        6. 8.3.1.6 STB1 and STB2 (Standby)
      2. 8.3.2 CAN Bus States
      3. 8.3.3 TXD Dominant Timeout (DTO)
      4. 8.3.4 CAN Bus Short-Circuit Current Limiting
      5. 8.3.5 Thermal Shutdown (TSD)
      6. 8.3.6 Undervoltage Lockout
      7. 8.3.7 Unpowered Device
      8. 8.3.8 Floating pins
    4. 8.4 Device Functional Modes
      1. 8.4.1 Operating Modes
      2. 8.4.2 Normal Mode
      3. 8.4.3 Standby Mode
        1. 8.4.3.1 Remote Wake Request via Wake-Up Pattern (WUP) in Standby Mode
      4. 8.4.4 Driver and Receiver Function
  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 CAN Termination
      2. 9.2.2 Detailed Design Procedures
        1. 9.2.2.1 Bus Loading, Length and Number of Nodes
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Receiving Notification of Documentation Updates
    2. 12.2 Support Resources
    3. 12.3 Trademarks
    4. 12.4 Electrostatic Discharge Caution
    5. 12.5 Glossary

Package Options

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

8.1 Overview

The TCAN1046A-Q1 meets or exceeds the specifications of the ISO 11898-2:2016 high speed CAN (Controller Area Network) physical layer standard. The device has been certified to the requirements of ISO 11898-2:2016 physical layer requirements according to the GIFT/ICT high speed CAN test specification. The transceiver provides a number of different protection features making it ideal for the stringent automotive system requirements while also supporting CAN FD data rates up to 8 Mbps.

The TCAN1046A-Q1 supports the following CAN standards:

  • CAN transceiver physical layer standards:
    • ISO 11898-2:2016 High speed medium access unit
    • ISO 11898-5:2007 High speed medium access unit with low-power mode
    • SAE J2284-1: High Speed CAN (HSC) for Vehicle Applications at 125 kbps
    • SAE J2284-2: High Speed CAN (HSC) for Vehicle Applications at 250 kbps
    • SAE J2284-3: High Speed CAN (HSC) for Vehicle Applications at 500 kbps
    • SAE J2284-4: High-Speed CAN (HSC) for Vehicle Applications at 500 kbps with CAN FD Data at 2 Mbps
    • SAE J2284-5: High-Speed CAN (HSC) for Vehicle Applications at 500 kbps with CAN FD Data at 5 Mbps
  • EMC requirements:
    • IEC 62228-3 EMC evaluation of transceivers - CAN transceivers
    • VeLIO (Vehicle LAN Interoperability and Optimization) CAN and CAN-FD Transceiver Requirements
    • SAE J2962-2 Communication Transceivers Qualification Requirements – CAN
  • Conformance test requirements:
    • ISO 16845-2 Road vehicles – Controller area network (CAN) conformance test plan Part 2: High-speed medium access unit conformance test plan