UJA1169TK/F/3Z

Product Overview

Category

The UJA1169TK/F/3Z belongs to the category of integrated circuits (ICs) specifically designed for automotive applications.

Use

This product is primarily used in automotive electronic systems, providing a reliable and efficient communication interface between various components within a vehicle.

Characteristics

• High-speed communication: The UJA1169TK/F/3Z supports high-speed data transmission, enabling fast and efficient communication between different automotive modules.
• Robust design: This IC is built to withstand harsh automotive environments, including temperature variations, electromagnetic interference, and voltage fluctuations.
• Low power consumption: The UJA1169TK/F/3Z is designed to minimize power consumption, ensuring energy efficiency in automotive systems.
• Compact package: The IC comes in a compact package, allowing for easy integration into automotive electronic systems.
• Multiple interfaces: It offers various interfaces such as LIN, SPI, and I2C, facilitating seamless connectivity with other automotive components.

Package and Quantity

The UJA1169TK/F/3Z is typically packaged in a small outline integrated circuit (SOIC) package. Each package contains one IC.

Specifications

• Supply voltage: 5V
• Operating temperature range: -40°C to +125°C
• Communication protocol: LIN (Local Interconnect Network)
• Data rate: Up to 20 kbps
• Number of channels: 3
• ESD protection: Yes
• Fault detection and diagnosis: Yes

Detailed Pin Configuration

The UJA1169TK/F/3Z has a total of 16 pins, each serving a specific function. The pin configuration is as follows:

1. VBAT: Battery supply voltage
2. GND: Ground connection
3. LIN1: LIN bus channel 1
4. LIN2: LIN bus channel 2
5. LIN3: LIN bus channel 3
6. VDD: Digital supply voltage
7. WAKE: Wake-up input
8. STB: Standby input
9. TXD: Transmit data output
10. RXD: Receive data input
11. SDA: I2C data line
12. SCL: I2C clock line
13. CS: Chip select input
14. MOSI: SPI master output, slave input
15. MISO: SPI master input, slave output
16. SCLK: SPI clock input

Functional Features

• Communication interface: The UJA1169TK/F/3Z provides a reliable and efficient communication interface for automotive systems, enabling seamless data exchange between different modules.
• Wake-up functionality: It supports wake-up functionality, allowing the IC to be activated from a low-power state when necessary.
• Fault detection and diagnosis: The IC incorporates fault detection and diagnosis mechanisms, enhancing system reliability by identifying and reporting any potential issues.
• ESD protection: The UJA1169TK/F/3Z is equipped with built-in electrostatic discharge (ESD) protection, safeguarding the IC against damage caused by static electricity.

Advantages and Disadvantages

Advantages

• High-speed communication enables fast data transfer between automotive components.
• Robust design ensures reliable operation in challenging automotive environments.
• Low power consumption contributes to energy efficiency in vehicles.
• Compact package allows for easy integration into automotive electronic systems.
• Multiple interfaces provide flexibility in connecting with other automotive modules.

Disadvantages

• Limited number of channels may restrict the simultaneous communication between multiple devices.
• Relatively low data rate compared to some other communication protocols used in automotive applications.

Working Principles

The UJA1169TK/F/3Z operates based on the LIN protocol, which is widely used in automotive applications. It acts as a LIN transceiver, facilitating communication between different modules within a vehicle. The IC receives data from the transmitting module and sends it to the receiving module through the LIN bus. It also provides necessary voltage level shifting and protection mechanisms to ensure reliable data transmission.

Detailed Application Field Plans

The UJA1169TK/F/3Z is extensively used in various automotive applications, including:

1. Body control modules: It enables communication between different body control modules, such as door control units, window control units, and lighting control units.
2. Powertrain systems: The IC facilitates communication between engine control units, transmission control units, and other powertrain components.
3. Infotainment systems: It plays a crucial role in connecting infotainment modules, including audio systems, navigation systems, and display units.
4. Safety systems: The UJA1169TK/F/3Z enables communication between safety-related modules like airbag control units, anti-lock braking systems, and stability control units.

Detailed and Complete Alternative Models

• UJA1168TK/F/3Z
• UJA1167TK/F/3