Overview
The UJA1078ATW/3V3/112 is a System Basis Chip (SBC) produced by NXP USA Inc. This integrated circuit is designed to support high-speed Controller Area Network (CAN) and dual Local Interconnect Network (LIN) interfaces, making it a comprehensive solution for automotive Electronic Control Units (ECUs). The chip integrates various functions, including CAN and LIN transceivers, a voltage regulator, and an advanced watchdog, simplifying the design and reducing the component count in automotive systems.
Key Specifications
| Parameter | Description |
|---|---|
| Part Number | UJA1078ATW/3V3/112 |
| Manufacturer | NXP USA Inc. |
| Category | Integrated Circuits (ICs) |
| Description | IC SBC CAN/LIN 3.3V HS 32HTSSOP |
| 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 |
| Voltage Regulator | 3.3 V regulator (V1) |
| Watchdog | Advanced independent watchdog |
Key Features
- High-speed CAN transceiver compliant with ISO 11898-2 and ISO 11898-5 standards
- Dual LIN transceivers compliant with LIN 2.1, LIN 2.0, and SAE J2602 standards
- Integrated 3.3 V voltage regulator (V1) with the option to extend current capability using an external PNP transistor
- Advanced independent watchdog with undervoltage warning
- Operation at VBAT voltages down to 5.5 V, compliant with ISO 7637, pulse 4
- Stable output under all conditions, including overtemperature protection
Applications
The UJA1078ATW/3V3/112 is primarily used in automotive applications, particularly in Electronic Control Units (ECUs) that require high-speed CAN and LIN networking. It is suitable for various automotive systems, including power and sensor peripherals, due to its integrated CAN and LIN transceivers and voltage regulation capabilities.
Q & A
- What is the primary function of the UJA1078ATW/3V3/112?
The primary function is to serve as a System Basis Chip (SBC) with integrated high-speed CAN and dual LIN transceivers for automotive Electronic Control Units (ECUs).
- What are the supported voltage ranges for the UJA1078ATW/3V3/112?
The chip operates with a supply voltage range of 4.5 V to 28 V.
- What type of package does the UJA1078ATW/3V3/112 come in?
The chip is packaged in a 32-HTSSOP (0.240", 6.10mm Width) Exposed Pad package.
- Is the UJA1078ATW/3V3/112 surface mountable?
Yes, it is designed for surface mount applications.
- What standards does the CAN transceiver comply with?
The CAN transceiver complies with ISO 11898-2 and ISO 11898-5 standards.
- What is the voltage of the integrated regulator in the UJA1078ATW/3V3/112?
The integrated voltage regulator provides a 3.3 V output.
- Does the UJA1078ATW/3V3/112 have a watchdog feature?
Yes, it includes an advanced independent watchdog with undervoltage warning.
- What is the minimum VBAT voltage the chip can operate at?
The chip can operate at VBAT voltages down to 5.5 V.
- Is the UJA1078ATW/3V3/112 protected against overtemperature conditions?
Yes, it includes overtemperature protection.
- In which industry is the UJA1078ATW/3V3/112 primarily used?
The UJA1078ATW/3V3/112 is primarily used in the automotive industry.
