UJA1079TW/3V3/WD:1

Product Overview

Category

The UJA1079TW/3V3/WD:1 belongs to the category of integrated circuits (ICs) specifically designed for automotive applications.

Use

This product is primarily used in automotive electronic systems, providing various functionalities related to communication and control.

Characteristics

• Voltage: 3.3V
• Package Type: WD (Wire Bond)
• Essence: The UJA1079TW/3V3/WD:1 is a highly reliable and efficient IC that enables seamless communication and control within automotive systems.
• Packaging/Quantity: The UJA1079TW/3V3/WD:1 is typically packaged in tape and reel format, with a quantity of 250 units per reel.

Specifications

The UJA1079TW/3V3/WD:1 offers the following specifications:

• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Communication Protocol Support: LIN (Local Interconnect Network)
• Number of LIN Interfaces: 1
• Number of High-Speed CAN Interfaces: 1
• Number of Low-Speed CAN Interfaces: 1
• Sleep Current: <10µA
• ESD Protection: ±8kV HBM (Human Body Model)

Detailed Pin Configuration

The UJA1079TW/3V3/WD:1 features a pin configuration as follows:

1. VBAT: Battery supply voltage
2. GND: Ground reference
3. LIN: LIN bus interface
4. CANH: High-speed CAN bus interface
5. CANL: Low-speed CAN bus interface
6. WAKE: Wake-up input
7. STB: Standby input
8. RST: Reset input
9. VCC: Supply voltage

Functional Features

The UJA1079TW/3V3/WD:1 offers the following functional features:

• LIN Communication: Enables reliable and efficient communication over the LIN bus interface.
• CAN Communication: Facilitates high-speed and low-speed CAN communication interfaces for seamless data transfer.
• Wake-up Functionality: Supports wake-up input to activate the IC from sleep mode.
• Standby Mode: Allows the IC to enter a low-power standby state when not in use.
• Reset Function: Provides a reset input to initialize the IC.

Advantages and Disadvantages

Advantages

• High reliability and efficiency in automotive applications.
• Support for multiple communication protocols (LIN, CAN).
• Low sleep current consumption.
• Robust ESD protection.

Disadvantages

• Limited number of LIN, high-speed CAN, and low-speed CAN interfaces.
• Requires external components for complete system integration.

Working Principles

The UJA1079TW/3V3/WD:1 operates based on the principles of LIN and CAN communication protocols. It receives and transmits data over the respective bus interfaces, facilitating seamless communication between various automotive electronic components. The IC also incorporates power management features such as sleep mode and wake-up functionality to optimize power consumption.

Detailed Application Field Plans

The UJA1079TW/3V3/WD:1 finds extensive application in the automotive industry, specifically in electronic systems that require reliable communication and control. Some of the key application areas include:

1. Body Control Modules (BCMs)
2. Door Control Units (DCUs)
3. Climate Control Systems
4. Infotainment Systems
5. Lighting Control Modules
6. Powertrain Control Modules (PCMs)

Detailed and Complete Alternative Models

1. UJA1078TW/3V3/WD:1 - Similar to UJA1079TW/3V3/WD:1, but with a different pin configuration.
2. UJA1080TW/3V3/WD:1 - Offers additional features such as LIN transceiver and watchdog functionality.

These alternative models provide similar functionalities and can be considered based on specific application requirements.

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