Overview
The TJA1040T/H/V,518 is a high-speed CAN (Controller Area Network) transceiver produced by NXP USA Inc. This component serves as the interface between the CAN protocol controller and the physical bus, making it essential for high-speed applications in automotive systems, particularly in passenger cars. It supports data rates up to 1 MBaud and is designed to provide excellent electromagnetic compatibility (EMC) and immunity (EMI).
Key Specifications
| Parameter | Specification |
|---|---|
| VCC Supply Voltage (No Time Limit) | -0.3 to +6 V |
| VCC Operating Range | -4.75 to 5.25 V |
| VTXD (DC Voltage on Pin TXD) | -0.3 to VCC + 0.3 V |
| VRXD (DC Voltage on Pin RXD) | -0.3 to VCC + 0.3 V |
| VSTB (DC Voltage on Pin STB) | -0.3 to VCC + 0.3 V |
| VCANH (DC Voltage on Pin CANH) | -27 to +40 V |
| VCANL (DC Voltage on Pin CANL) | -27 to +40 V |
| VSPLIT (DC Voltage on Pin SPLIT) | -27 to +40 V |
| Vtrt (Transient Voltages on Pins CANH, CANL, and SPLIT) | -200 to +200 V |
| Vesd (Electrostatic Discharge Voltage Human Body Model) | -6 to +6 kV |
| Tvj (Virtual Junction Temperature) | -40 to +150°C |
| Tstg (Storage Temperature) | -55 to +150°C |
| Package | 8-SOIC (0.154", 3.90mm Width) |
Key Features
- Fully compatible with the ISO 11898 standard
- High speed up to 1 MBaud
- Very low-current standby mode with remote wake-up capability via the bus
- Very low ElectroMagnetic Emission (EME)
- Differential receiver with high common-mode range for ElectroMagnetic Immunity (EMI)
- Transceiver in unpowered state disengages from the bus (zero load)
- Input levels compatible with 3.3 V and 5 V devices
- Voltage source for stabilizing the recessive bus level if split termination is used (further improvement of EME)
- At least 110 nodes can be connected
- Transmit Data (TXD) dominant time-out function
- Bus pins protected against transients in automotive environments
- Bus pins and pin SPLIT short-circuit proof to battery and ground
- Thermally protected
Applications
The TJA1040T/H/V,518 is primarily used in high-speed automotive applications, including passenger cars. It is suitable for any system requiring a reliable and high-speed CAN interface, such as in-vehicle networks, driver assistance systems, and other automotive control systems.
Q & A
- What is the primary function of the TJA1040T/H/V,518?
The TJA1040T/H/V,518 serves as the interface between the CAN protocol controller and the physical bus in high-speed automotive applications.
- What is the maximum data rate supported by the TJA1040T/H/V,518?
The TJA1040T/H/V,518 supports data rates up to 1 MBaud.
- Is the TJA1040T/H/V,518 compatible with the ISO 11898 standard?
Yes, the TJA1040T/H/V,518 is fully compatible with the ISO 11898 standard.
- What is the package type of the TJA1040T/H/V,518?
The TJA1040T/H/V,518 comes in an 8-SOIC package.
- What are the operating voltage ranges for the VCC supply?
The VCC operating range is from -4.75 to 5.25 V.
- Does the TJA1040T/H/V,518 have a standby mode?
Yes, it has a very low-current standby mode with remote wake-up capability via the bus.
- How many nodes can be connected using the TJA1040T/H/V,518?
At least 110 nodes can be connected.
- Is the TJA1040T/H/V,518 protected against transients and short circuits?
Yes, the bus pins are protected against transients in automotive environments and are short-circuit proof to battery and ground.
- Is the TJA1040T/H/V,518 thermally protected?
Yes, it is thermally protected.
- What are the input voltage levels compatible with the TJA1040T/H/V,518?
The input levels are compatible with 3.3 V and 5 V devices.
