The NXP UJA1075A50W is a robust System Basis Chip (SBC) designed to support the power supply and the communication interface of microcontrollers in automotive applications. Integrating multiple functionalities into a single package, the UJA1075A50W simplifies the design of complex automotive systems, ensuring efficient power management, CAN communication, and system safety features.

Key Features

• Power Management: The UJA1075A50W provides a regulated 5V supply to the microcontroller and other peripherals, with a current capability suitable for a wide range of applications. It includes features such as undervoltage detection, overvoltage protection, and a watchdog timer to ensure reliable operation.
• CAN Interface: With a high-speed CAN transceiver, the chip supports the ISO 11898-2 and ISO 11898-5 standards for data communication up to 1 Mbps. It ensures robust data transmission with features like differential receiver with wide common-mode range, thermal protection, and an integrated fail-safe mode.
• System Safety: The UJA1075A50W is designed with a focus on safety, incorporating a window watchdog timer, fail-safe outputs, and a reset function. These features contribute to system stability and help to maintain control in the event of a system fault.
• Low Power Modes: To conserve energy, the SBC offers several low-power modes, including a Sleep mode and a Standby mode, which significantly reduce the power consumption when the system is inactive.
• Temperature Range: The device is operational over a wide temperature range, making it suitable for harsh automotive environments.

Applications

The UJA1075A50W is ideal for use in various automotive applications, such as body control modules, gateway modules, powertrain systems, and advanced driver-assistance systems (ADAS). Its integration of power supply and communication features makes it a versatile choice for designers looking to streamline their automotive system architecture.

With its high level of integration and safety features, the NXP UJA1075A50W System Basis Chip is a reliable and efficient solution for modern automotive electronics, ensuring consistent performance and communication in a compact, power-efficient package.