Overview
The TJA1081BTS,118 is a FlexRay node transceiver produced by NXP USA Inc. This component is fully compliant with the FlexRay electrical physical layer specification V3.0.1 and meets the JASPAR-specific requirements, particularly the ‘Bus driver increased voltage amplitude transmitter’ functional class. It is designed for communication systems with data transfer rates ranging from 2.5 Mbit/s to 10 Mbit/s, making it suitable for advanced automotive and industrial applications.
The TJA1081BTS,118 is optimized for time-triggered communication systems and features enhanced low-power modes, which are beneficial for Electronic Control Units (ECUs) that are permanently connected to the battery. It provides differential transmit and receive capabilities, excellent Electromagnetic Compatibility (EMC) performance, and effective Electrostatic Discharge (ESD) protection.
Key Specifications
| Parameter | Description |
|---|---|
| Compliance | FlexRay electrical physical layer specification V3.0.1 |
| Data Transfer Rates | 2.5 Mbit/s to 10 Mbit/s |
| Bit Time | 60 ns minimum at 400 mV differential input voltage |
| Electromagnetic Emissions (EME) | Very low EME to support unshielded cable |
| Electromagnetic Immunity (EMI) | Differential receiver with wide common-mode range |
| Power Supply | VBAT operating range: 4.75 V to 60 V |
| Package Type | SSOP16 (plastic shrink small outline package; 16 leads; body width 5.3 mm) |
| Mounting Type | Surface Mount |
| Qualification | AEC-Q100 qualified for automotive use |
Key Features
- Enhanced low-power modes, including inhibit switch, for reduced power consumption in Sleep and Standby modes.
- Differential transmit and receive capabilities for robust communication.
- Excellent EMC performance and effective ESD protection.
- Internal voltage and temperature monitoring, along with error and status information readable by any microcontroller.
- Auto I/O level adaptation to host controller supply voltage VIO.
- Support for 14 V, 24 V, and 48 V powered systems.
- Instant transmitter shut-down interface via BGE pin.
- Independent power supply ramp-up for VBAT, VCC, and VIO.
- Local and remote wake-up capabilities, including wake-up via dedicated data frames.
- Enhanced supply monitoring of VBAT, VCC, and VIO, along with overtemperature and short-circuit detection on bus lines.
Applications
The TJA1081BTS,118 is primarily used in automotive applications, including advanced driver assistance systems (ADAS), infotainment systems, and vehicle control networks. Its robust and high-speed communication capabilities also make it suitable for industrial applications requiring reliable data communication.
Q & A
- What is the primary function of the TJA1081BTS,118?
The TJA1081BTS,118 is a FlexRay node transceiver that provides an advanced interface between the protocol controller and the physical bus in a FlexRay network.
- What are the data transfer rates supported by the TJA1081BTS,118?
The component supports data transfer rates from 2.5 Mbit/s to 10 Mbit/s.
- Is the TJA1081BTS,118 compliant with any specific standards?
Yes, it is fully compliant with the FlexRay electrical physical layer specification V3.0.1 and meets JASPAR-specific requirements.
- What kind of power management does the TJA1081BTS,118 offer?
The component features enhanced low-power modes, including inhibit switch, and supports VBAT operating range from 4.75 V to 60 V.
- Does the TJA1081BTS,118 have any diagnostic capabilities?
Yes, it actively monitors system performance with dedicated error and status information, internal voltage and temperature monitoring, and detection of overtemperature and short-circuits on bus lines.
- How does the TJA1081BTS,118 handle wake-up scenarios?
The component supports local and remote wake-up capabilities, including wake-up via dedicated data frames.
- Is the TJA1081BTS,118 suitable for automotive applications?
Yes, it is AEC-Q100 qualified for automotive use and is designed for applications such as ADAS, infotainment systems, and vehicle control networks.
- What is the package type of the TJA1081BTS,118?
The component is packaged in a SSOP16 (plastic shrink small outline package; 16 leads; body width 5.3 mm).
- Does the TJA1081BTS,118 have ESD protection?
Yes, it offers effective ESD protection.
- Can the TJA1081BTS,118 be used in industrial applications?
Yes, its robust and high-speed communication capabilities make it suitable for industrial applications requiring reliable data communication.
