ATA6821-TUS

Product Overview

Category: Integrated Circuit (IC)

Use: ATA6821-TUS is a versatile integrated circuit designed for automotive applications. It is specifically used for controlling various functions in vehicles, such as power windows, door locks, and mirror adjustment.

Characteristics: This IC offers high reliability, low power consumption, and excellent performance in harsh automotive environments. It is designed to meet the stringent requirements of the automotive industry.

Package: ATA6821-TUS is available in a compact and robust package, which ensures easy integration into automotive electronic systems. The package provides protection against environmental factors like temperature variations, moisture, and vibrations.

Essence: The essence of ATA6821-TUS lies in its ability to provide efficient control and management of automotive functions, enhancing the overall user experience and safety.

Packaging/Quantity: ATA6821-TUS is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +125°C
• Current Consumption: 10mA (typical)
• Number of Pins: 32
• Communication Interface: SPI (Serial Peripheral Interface)
• Protection Features: Overvoltage, Undervoltage, and Overtemperature Protection

Detailed Pin Configuration

The ATA6821-TUS IC has a total of 32 pins. Here is the detailed pin configuration:

1. VDD
2. GND
3. RESET
4. INT
5. CS
6. SCK
7. MISO
8. MOSI
9. LIN
10. PWM1
11. PWM2
12. PWM3
13. PWM4
14. PWM5
15. PWM6
16. PWM7
17. PWM8
18. PWM9
19. PWM10
20. PWM11
21. PWM12
22. PWM13
23. PWM14
24. PWM15
25. PWM16
26. PWM17
27. PWM18
28. PWM19
29. PWM20
30. PWM21
31. PWM22
32. PWM23

Functional Features

• Integrated control for power windows, door locks, and mirror adjustment
• SPI interface for communication with the microcontroller
• Overvoltage, undervoltage, and overtemperature protection
• Configurable PWM outputs for precise motor control
• LIN interface for communication with other automotive modules
• Low power consumption in standby mode

Advantages and Disadvantages

Advantages: - High reliability and performance in automotive environments - Easy integration into existing automotive electronic systems - Efficient control and management of various automotive functions - Protection against overvoltage, undervoltage, and overtemperature conditions

Disadvantages: - Limited number of PWM outputs (23) - Requires an external microcontroller for complete functionality

Working Principles

ATA6821-TUS operates by receiving commands from a microcontroller through the SPI interface. It interprets these commands and controls the connected automotive functions accordingly. The IC also monitors the system voltage and temperature to ensure safe operation. In case of abnormal conditions, such as overvoltage or overtemperature, it triggers the protection mechanisms to prevent damage to the system.

Detailed Application Field Plans

ATA6821-TUS finds extensive application in the automotive industry. Some of the detailed application field plans include:

1. Power window control: ATA6821-TUS can be used to control the movement of power windows in vehicles, providing smooth and reliable operation.
2. Door lock control: The IC enables centralized control of door locks, enhancing convenience and security.
3. Mirror adjustment: It can be utilized to adjust the position of mirrors, allowing drivers to optimize their view.
4. Seat adjustment: ATA6821-TUS can control the movement and positioning of seats, providing comfort and customization options for passengers.

Detailed and Complete Alternative Models

1. ATA6820-TUS: Similar to ATA6821-TUS, this model offers comparable features and functionality, with minor differences in pin configuration.
2. ATA6822-TUS: This alternative model provides additional PWM outputs, making it suitable for applications requiring more precise motor control.
3. ATA6823-TUS: Designed for advanced automotive systems, this model includes enhanced protection features and communication interfaces.

These alternative models offer flexibility in choosing the most suitable IC based on specific application requirements.

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