Overview
The TJA1048T,118 is a dual high-speed CAN (Controller Area Network) transceiver produced by NXP USA Inc. This component is designed to provide an interface between a CAN protocol controller and the physical two-wire CAN bus, specifically tailored for high-speed CAN applications in the automotive industry. It is particularly suited for Body Control and Gateway units due to its advanced features and robust performance.
Key Specifications
| Parameter | Specification |
|---|---|
| Package | SO14, HVSON14 |
| Supply Voltage | 3 V to 5 V |
| Data Rate | Up to 5 Mbit/s in CAN FD fast phase |
| Compliance | ISO 11898-2:2016, SAE J2284-1 to SAE J2284-5 |
| Operating Modes | Normal and Standby modes |
| ESD Performance | Improved ElectroStatic Discharge (ESD) handling |
| EMC Performance | Improved Electro Magnetic Compatibility (EMC) |
| Wake-Up Capability | Bus wake-up capability via the CAN bus in Standby mode |
Key Features
- Combines the functionality of two TJA1042/3 transceivers in a single package
- Improved slope control and high DC handling capability on the bus pins
- Low ElectroMagnetic Emission (EME) and high ElectroMagnetic Immunity (EMI)
- Very low-current Standby mode with bus wake-up capability on both channels
- Ideal passive behavior to the CAN bus when the supply voltage is off
- Direct interfacing with microcontrollers having supply voltages from 3 V to 5 V
Applications
The TJA1048T,118 is primarily used in high-speed CAN applications within the automotive industry. It is particularly suitable for Body Control and Gateway units, as well as any HS-CAN networks that require multiple HS-CAN interfaces with low-power mode and wake-up capability via the CAN bus.
Q & A
- What is the TJA1048T,118 used for? The TJA1048T,118 is a dual high-speed CAN transceiver used to interface between a CAN protocol controller and the physical two-wire CAN bus in automotive applications.
- What are the key operating modes of the TJA1048T,118? The TJA1048T,118 supports Normal and Standby operating modes, which can be selected independently for each transceiver via the STBN1 and STBN2 pins.
- What is the maximum data rate supported by the TJA1048T,118? The TJA1048T,118 supports data rates up to 5 Mbit/s in the CAN FD fast phase.
- Is the TJA1048T,118 compliant with any specific standards? Yes, it is compliant with ISO 11898-2:2016 and SAE J2284-1 to SAE J2284-5 standards.
- What are the package options for the TJA1048T,118? The TJA1048T,118 is available in SO14 and HVSON14 packages.
- Does the TJA1048T,118 have any wake-up capabilities? Yes, it has bus wake-up capability via the CAN bus in Standby mode.
- How does the TJA1048T,118 handle ESD and EMC? The TJA1048T,118 offers improved ElectroStatic Discharge (ESD) handling and Electro Magnetic Compatibility (EMC) performance.
- Can the TJA1048T,118 be used with different supply voltages? Yes, it can be interfaced directly with microcontrollers having supply voltages from 3 V to 5 V.
- What is the current status of the TJA1048T,118 in terms of new designs? The TJA1048T,118 is not recommended for new designs; instead, newer generations like the TJA1448BT/0Z are recommended.
- What are some of the key benefits of using the TJA1048T,118? It offers improved slope control, high DC handling capability, low EME, and high EMI, making it an excellent choice for HS-CAN networks.
