Overview
The TJA1057T/1, produced by NXP USA Inc., is a high-speed CAN (Controller Area Network) transceiver designed specifically for high-speed CAN applications in the automotive industry. It is part of the Mantis family of high-speed CAN transceivers and provides an interface between a CAN protocol controller and the physical two-wire CAN bus. This transceiver is optimized for 12 V automotive systems and offers significant improvements over earlier generations of CAN transceivers, including enhanced ElectroMagnetic Compatibility (EMC) performance and compliance with ISO 11898-2:2016 and SAE J2284 standards.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | SO8, HVSON8 | - |
| Data Rate | Up to 1 Mbit/s (TJA1057T), up to 5 Mbit/s (CAN FD fast phase) | Mbit/s |
| Supply Voltage | 4.5 V to 5.5 V | V |
| Operating Temperature | -40°C to +150°C | °C |
| ESD Protection | 8 kV IEC and HBM | kV |
| Compliance | ISO 11898-2:2016, SAE J2284-1 to SAE J2284-5, SAE J1939-14 | - |
| EMC Standards | IEC 62228-3, SAE J2962-2 | - |
| AEC-Q100 Qualification | Yes | - |
| RoHS and Halogen Free | Yes | - |
Key Features
- Fully compliant with ISO 11898-2:2016, SAE J2284-1 to SAE J2284-5, and SAE J1939-14 standards.
- Optimized for use in 12 V automotive systems with low Electromagnetic Emission (EME) and high Electromagnetic Immunity (EMI).
- Supports data rates up to 1 Mbit/s (TJA1057T) and up to 5 Mbit/s in the CAN FD fast phase.
- Variants with a VIO pin allow direct interfacing with microcontrollers having supply voltages from 3.3 V to 5 V.
- Shorter propagation delay on TJA1057B and TJA1057C variants supports larger network topologies.
- Predictable and fail-safe behavior, including transmit data dominant time-out function and internal biasing of TXD and S input pins.
- High ESD handling capability on bus pins and protection against transients in automotive environments.
- Thermally protected and undervoltage detection on pins VCC and VIO.
- Available in SO8 and leadless HVSON8 packages.
Applications
The TJA1057T/1 is primarily designed for high-speed CAN applications in the automotive industry. It is suitable for various automotive systems that require reliable and high-speed communication, such as:
- In-vehicle networks.
- Automotive control units.
- Driver assistance systems.
- Automotive diagnostics and communication systems.
Q & A
- What is the primary application of the TJA1057T/1?
The TJA1057T/1 is primarily designed for high-speed CAN applications in the automotive industry.
- What are the supported data rates for the TJA1057T/1?
The TJA1057T supports data rates up to 1 Mbit/s, and up to 5 Mbit/s in the CAN FD fast phase.
- What are the operating temperature ranges for the TJA1057T/1?
The operating temperature range is -40°C to +150°C.
- Is the TJA1057T/1 compliant with automotive EMC standards?
Yes, it is compliant with IEC 62228-3 and SAE J2962-2 EMC standards.
- What types of packages are available for the TJA1057T/1?
The TJA1057T/1 is available in SO8 and leadless HVSON8 packages.
- Does the TJA1057T/1 support microcontrollers with different supply voltages?
Yes, variants with a VIO pin can interface directly with microcontrollers having supply voltages from 3.3 V to 5 V.
- What is the ESD protection level of the TJA1057T/1?
The TJA1057T/1 has an ESD protection level of 8 kV IEC and HBM.
- Is the TJA1057T/1 AEC-Q100 qualified?
Yes, the TJA1057T/1 is AEC-Q100 qualified.
- Is the TJA1057T/1 RoHS and halogen free?
Yes, the TJA1057T/1 is RoHS and halogen free.
- What are the operating modes of the TJA1057T/1?
The TJA1057T/1 supports Normal and Silent operating modes, selected via the S pin.
