UJA1132HW/5V0Y

Product Overview

• Category: Integrated Circuit (IC)
• Use: Automotive Communication Interface
• Characteristics:
  • High-speed communication
  • Robust fault tolerance
  • Low power consumption
• Package: HWSON-16
• Essence: Transceiver IC for automotive applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Data Rate: Up to 1 Mbps
• Interface: SPI (Serial Peripheral Interface)
• Protection Features:
  • Overvoltage protection
  • Undervoltage protection
  • Thermal shutdown protection
• Compliance: ISO 11898-2 and SAE J2284 standards

Detailed Pin Configuration

The UJA1132HW/5V0Y IC has a total of 16 pins arranged as follows:

1. VBAT
2. GND
3. CANH
4. CANL
5. WAKE
6. STB
7. EN
8. TXD
9. RXD
10. VIO
11. VDD
12. VSS
13. NC
14. NC
15. NC
16. NC

Functional Features

• High-Speed Communication: The UJA1132HW/5V0Y supports data rates up to 1 Mbps, enabling fast and reliable communication in automotive networks.
• Robust Fault Tolerance: It incorporates advanced error detection and correction mechanisms, ensuring reliable data transmission even in noisy environments.
• Low Power Consumption: The IC is designed to minimize power consumption, making it suitable for automotive applications where energy efficiency is crucial.

Advantages and Disadvantages

Advantages: - High-speed communication capability - Robust fault tolerance ensures reliable data transmission - Low power consumption for improved energy efficiency - Compliance with industry standards ensures compatibility

Disadvantages: - Limited pin configuration options - Relatively high cost compared to some alternative models

Working Principles

The UJA1132HW/5V0Y is a transceiver IC specifically designed for automotive communication networks. It operates based on the Controller Area Network (CAN) protocol, which allows multiple electronic control units (ECUs) in a vehicle to communicate with each other.

The IC acts as an interface between the microcontroller and the CAN bus, facilitating the exchange of messages between different ECUs. It provides high-speed communication, robust fault tolerance, and low power consumption, making it ideal for automotive applications.

Detailed Application Field Plans

The UJA1132HW/5V0Y is widely used in various automotive applications, including:

1. Vehicle Diagnostics: It enables communication between the diagnostic tool and the vehicle's onboard systems, allowing for efficient troubleshooting and maintenance.
2. Body Control Modules: The IC facilitates communication between different body control modules, enabling centralized control of various functions such as lighting, door locks, and climate control.
3. Powertrain Systems: It plays a crucial role in transmitting data between engine control units, transmission control units, and other powertrain components, ensuring optimal performance and efficiency.
4. Safety Systems: The IC is utilized in safety-related systems like airbag control units, anti-lock braking systems (ABS), and stability control systems, enabling quick and reliable communication for enhanced safety.

Detailed and Complete Alternative Models

1. MCP2551: This IC offers similar functionality and is commonly used in automotive CAN networks.
2. TJA1050: Another popular choice for automotive applications, providing reliable communication and fault tolerance.
3. SN65HVD230: This transceiver IC is known for its robustness and compatibility with various microcontrollers.

These alternative models can be considered based on specific project requirements and cost considerations.

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