Overview
The UJA1075ATW/5V0/WD is a high-speed CAN/LIN core system basis chip (SBC) designed and manufactured by NXP USA Inc. This component is specifically optimized for automotive applications, integrating multiple functionalities into a single chip to enhance system reliability and efficiency.
It combines the capabilities of a high-speed CAN transceiver, a LIN transceiver, two voltage regulators, and an advanced independent watchdog. This integration replaces the need for discrete components commonly found in Electronic Control Units (ECUs), making it a robust solution for automotive networking applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Voltage Supply | 4.5V ~ 28V |
| Package / Case | 32-TSSOP (0.240", 6.10mm Width) Exposed Pad |
| Interface | CAN, LIN |
| Voltage Regulator | 250 mA voltage regulator (extendable with external PNP transistor) |
| Watchdog | Advanced independent watchdog (in WD versions) |
| Mounting Type | Surface Mount |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Supports high-speed CAN and LIN interfaces, compliant with ISO 11898-2, ISO 11898-5, LIN 2.1, LIN 2.0, and SAE J2602 standards.
- Operates over a wide supply voltage range from 4.5V to 28V, including functionality during cranking down to 5.5V in accordance with ISO 7637.
- Includes two voltage regulators: a 5V regulator (in UJA1075ATW/5V0 versions) and a 3.3V regulator (in UJA1075ATW/3V3 versions), with the option to extend current capability using an external PNP transistor.
- Advanced independent watchdog for system reliability and safety.
- Wake-up by bus activity, cyclic wake-up, and external switches, with periodic control signals for pulsed testing of wake-up switches.
- Encased in a 32-TSSOP package with an exposed pad for enhanced thermal dissipation.
Applications
The UJA1075ATW/5V0/WD is primarily designed for automotive applications, particularly in Electronic Control Units (ECUs). It is used to control power and sensor peripherals through high-speed CAN and LIN networking.
- Automotive networking systems.
- Electronic Control Units (ECUs).
- Power and sensor peripheral control.
Q & A
- What is the UJA1075ATW/5V0/WD used for?
The UJA1075ATW/5V0/WD is used in automotive applications, particularly in Electronic Control Units (ECUs), to integrate high-speed CAN and LIN interfaces along with voltage regulators and a watchdog.
- What are the supported interfaces?
The UJA1075ATW/5V0/WD supports high-speed CAN and LIN interfaces.
- What is the voltage supply range of the UJA1075ATW/5V0/WD?
The voltage supply range is from 4.5V to 28V.
- What type of package does the UJA1075ATW/5V0/WD come in?
The component is encased in a 32-TSSOP package with an exposed pad for enhanced thermal dissipation.
- Does the UJA1075ATW/5V0/WD include a watchdog?
- How does the UJA1075ATW/5V0/WD handle wake-up signals?
The component supports wake-up by bus activity, cyclic wake-up, and external switches, with periodic control signals for pulsed testing of wake-up switches.
- Is the UJA1075ATW/5V0/WD compliant with automotive standards?
- Can the voltage regulator be extended for higher current capability?
- What is the moisture sensitivity level (MSL) of the UJA1075ATW/5V0/WD?
The MSL is 1 (Unlimited).
- Is the UJA1075ATW/5V0/WD lead-free and RoHS compliant?
