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High-speed CAN transceiver with power-down feature for automotive applications

TCAN1043DQ1 General Description

The TCAN1043DQ1 is a versatile Can transceiver designed for automotive applications. With a maximum data rate of 5Mbps, this Aec-Q100 compliant IC is suitable for high-speed communication needs. The SOIC14 interface case style allows for easy integration into existing designs, with a supply voltage range of 4.5V to 5.5V ensuring compatibility with most power systems

Key Features

Features for the TCAN1043-Q1

  • AEC Q100: Qualified for automotive applications
    • Temperature Grade 1: –55°C to 125°C, TA
    • Device HBM classification level: ±16 kV
    • Device CDM classification level: ±1500 V
  • Functional Safety-Capable
    • Documentation available to aidfunctional safety system design
  • Meets the requirements of the ISO 11898-2 (2016)
  • All devices support classic CAN and 2 Mbps CAN FD (flexible data rate) and "G" options support 5 Mbps
    • Short and symmetrical propagation delays and fast loop times for enhanced timing margin
    • Higher data rates in loaded CAN networks
  • VIO Level shifting supports 2.8 V to 5.5 V
  • Operating modes
    • Normal mode
    • Standby Mode with INH output and local and remote wake up request
    • Low power sleep mode with INH output and local and remote wake up request
  • Ideal passive behavior when unpowered
    • Bus and logic terminals are high impedance (no load to operating bus or application)
    • Hot plug capable: power up/down glitch free operation on bus and RXD output
  • Meets or exceeds EMC standard requirements
    • IEC 62228-3 – 2007 compliant
    • SAE J2962-2 compliant
  • Protection features
    • IEC ESD protection of bus terminals: ±8 kV
    • Bus fault protection: ±58 V (non-H variants) and ±70 V (H variants)
    • Undervoltage protection on supply terminals
    • Driver dominant time Out (TXD DTO): data rates down to 9.2 kbps
    • Thermal shutdown protection (TSD)
  • Receiver common mode input voltage: ±30 V
  • Typical loop delay: 110 ns
  • Junction temperatures from –55°C to 150°C
  • Available in SOIC (14) package and leadless VSON (14) package (4.5 mm x 3.0 mm) with improved automated optical inspection (AOI) capability


Type Transceiver Protocol CANbus
Number of Drivers/Receivers 1/1 Duplex -
Receiver Hysteresis 50 mV Data Rate 2Mbps
Voltage - Supply 4.5V ~ 5.5V Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount

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