Overview
The NXP UJA1078ATW/3V3WD,1 is a Safety System Basis Chip (SBC) designed for automotive applications, offering high-speed CAN and dual LIN capabilities. This device integrates a full set of CAN and LIN Electronic Control Unit (ECU) functions, making it ideal for reliable communication networks in vehicles. The UJA1078ATW/3V3WD,1 is packaged in a compact 32-pin HTSSOP package, which is suitable for space-constrained designs. It provides advantages such as reduced system complexity, increased reliability, and improved safety.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | UJA1078ATW/3V3WD,1 |
| Brand | NXP Semiconductors |
| Package/Case | HTSSOP-32 |
| Supply Voltage - Min | 4.5 V |
| Supply Voltage - Max | 28 V |
| Operating Supply Current | 99 uA |
| Interface | CAN, LIN |
| Mounting Type | Surface Mount |
| Packaging | Reel |
Key Features
- High-speed CAN interface with speeds up to 1 Mbps
- Dual LIN interfaces for robust communication
- Compact HTSSOP-32 package for space-saving designs
- Robust error detection and correction mechanisms
- Low power consumption for extended battery life
- Advanced independent watchdog (in WD versions)
- 250 mA voltage regulator for supplying a microcontroller
- Standby and sleep modes with very low current consumption
- Programmable watchdog with independent clock source
- 16-bit Serial Peripheral Interface (SPI) for configuration, control, and diagnosis
Applications
- Automotive infotainment systems
- Advanced driver-assistance systems (ADAS)
- Body control modules (BCM)
- Chassis control modules (CCM)
- Driver information systems
Q & A
- What is the primary function of the UJA1078ATW/3V3WD,1?
The primary function is to provide high-speed CAN and dual LIN capabilities for automotive applications. - What is the package type of the UJA1078ATW/3V3WD,1?
The package type is HTSSOP-32. - What are the supply voltage ranges for the UJA1078ATW/3V3WD,1?
The supply voltage ranges from 4.5 V to 28 V. - What are the key interfaces supported by the UJA1078ATW/3V3WD,1?
The device supports high-speed CAN and dual LIN interfaces. - What are some of the power management features of the UJA1078ATW/3V3WD,1?
It includes low power consumption, standby and sleep modes, and a 250 mA voltage regulator. - What is the purpose of the watchdog in the UJA1078ATW/3V3WD,1?
The watchdog provides an independent clock source and supports window, timeout, and off modes to ensure system reliability. - How does the UJA1078ATW/3V3WD,1 contribute to system safety?
It offers robust error detection and correction mechanisms, overtemperature shutdown, and undervoltage warning. - What is the mounting type of the UJA1078ATW/3V3WD,1?
The mounting type is surface mount. - What are some typical applications of the UJA1078ATW/3V3WD,1?
Typical applications include automotive infotainment systems, ADAS, BCM, CCM, and driver information systems. - How does the UJA1078ATW/3V3WD,1 enhance system reliability?
It reduces system complexity, provides advanced watchdog features, and ensures safe and predictable behavior under all conditions. - What is the significance of the SPI interface in the UJA1078ATW/3V3WD,1?
The SPI interface is used for configuration, control, and diagnosis of the device.
