Overview
The NXP UJA1078ATW/5V0/WDJ is a high-performance Safety System Basis Chip (SBC) from NXP's Power Management portfolio. This advanced IC combines a high-speed Controller Area Network (CAN) and dual Local Interconnect Network (LIN) core in a single device, making it an ideal solution for automotive and industrial applications that require robust networking and safety features. The UJA1078ATW/5V0/WDJ is designed to provide a solid foundation for building complex vehicle networks, including autonomous and connected systems.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer Part Number | UJA1078ATW/5V0/WDJ |
| Manufacturer | NXP Semiconductors / Freescale |
| Package / Case | 32-HTSSOP (0.240", 6.10mm Width) Exposed Pad |
| Mounting Type | Surface Mount |
| Interface | CAN, LIN |
| Voltage - Supply | 4.5 V ~ 28 V |
| Operating Temperature | -40°C to 150°C |
| Packaging | Tape & Reel (TR) |
Key Features
- High-speed CAN interface with speeds up to 1 Mbps, compliant with ISO 11898-2 and ISO 11898-5 standards
- Dual LIN interfaces with data transfer rates of up to 20 kbps, compliant with LIN 2.1, LIN 2.0, and SAE J2602
- Safety features, such as fault detection, isolation, and correction (FDIC)
- Comprehensive security measures, including encryption and secure boot
- Robust network management capabilities
- Power management for efficient power distribution, including a 250 mA voltage regulator
- Advanced independent watchdog with window, timeout, and off modes
- 16-bit Serial Peripheral Interface (SPI) for configuration, control, and diagnosis
- Global enable output for controlling safety-critical hardware and limp home output for system malfunctions
- Overtemperature shutdown and undervoltage warning
Applications
- Automotive electronics: autonomous vehicles, advanced driver-assistance systems (ADAS), vehicle-to-everything (V2X) communication
- Industrial automation: process control, manufacturing execution systems (MES)
- IoT systems: smart homes, buildings, cities, and industrial environments
Q & A
- What is the UJA1078ATW/5V0/WDJ used for?
The UJA1078ATW/5V0/WDJ is used in automotive and industrial applications for robust networking and safety features, particularly in building complex vehicle networks and industrial automation systems.
- What interfaces does the UJA1078ATW/5V0/WDJ support?
The UJA1078ATW/5V0/WDJ supports high-speed CAN and dual LIN interfaces.
- What are the key safety features of the UJA1078ATW/5V0/WDJ?
The key safety features include fault detection, isolation, and correction (FDIC), overtemperature shutdown, and undervoltage warning.
- What is the operating voltage range of the UJA1078ATW/5V0/WDJ?
The operating voltage range is 4.5 V to 28 V.
- What is the packaging type of the UJA1078ATW/5V0/WDJ?
The packaging type is 32-HTSSOP (0.240", 6.10mm Width) Exposed Pad, with Tape & Reel (TR) format.
- Does the UJA1078ATW/5V0/WDJ have power management capabilities?
Yes, it includes a 250 mA voltage regulator and can be extended with an external PNP transistor for increased current capability.
- What security measures are included in the UJA1078ATW/5V0/WDJ?
The device includes comprehensive security measures such as encryption and secure boot.
- Can the UJA1078ATW/5V0/WDJ operate in low-power modes?
Yes, it has standby and sleep modes with very low current consumption and full wake-up capability.
- What diagnostic features does the UJA1078ATW/5V0/WDJ offer?
The device offers a 16-bit Serial Peripheral Interface (SPI) for configuration, control, and diagnosis, along with interrupt output and limp home output.
- Is the UJA1078ATW/5V0/WDJ compatible with various operating systems and programming languages?
Yes, it is compatible with various operating systems and programming languages, making it versatile for different applications.
