ATA6612C-PLQW-1

Product Overview

Category: Integrated Circuit (IC)

Use: The ATA6612C-PLQW-1 is a specialized IC designed for automotive applications. It serves as a LIN transceiver, providing a communication interface between various electronic control units (ECUs) in a vehicle.

Characteristics: - Compact and lightweight design - High-speed data transmission capability - Low power consumption - Robust and reliable performance - Automotive-grade quality standards

Package: The ATA6612C-PLQW-1 is available in a PLQW package, which ensures easy integration into automotive electronic systems.

Essence: This IC plays a crucial role in enabling reliable and efficient communication between different ECUs within a vehicle, facilitating the exchange of information and control signals.

Packaging/Quantity: The ATA6612C-PLQW-1 is typically supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

The key specifications of the ATA6612C-PLQW-1 include:

• Supply Voltage Range: 5V to 27V
• Operating Temperature Range: -40°C to +125°C
• Data Rate: Up to 20 kbps
• ESD Protection: ±8 kV HBM (Human Body Model)
• Sleep Mode Current Consumption: < 10 µA
• Quiescent Current: < 100 µA

Pin Configuration

The ATA6612C-PLQW-1 features a total of 16 pins, each serving a specific function. The detailed pin configuration is as follows:

1. VBAT: Battery supply voltage
2. GND: Ground reference
3. TXD: LIN bus transmit data
4. RXD: LIN bus receive data
5. WAKE: Wake-up input
6. VREF: Reference voltage for internal circuitry
7. LINH: LIN bus high-side driver output
8. LIND: LIN bus low-side driver output
9. NC: Not connected
10. NC: Not connected
11. NC: Not connected
12. NC: Not connected
13. NC: Not connected
14. NC: Not connected
15. NC: Not connected
16. NC: Not connected

Functional Features

The ATA6612C-PLQW-1 offers several functional features that enhance its performance and usability:

• LIN 2.x and LIN 1.x compatible
• Integrated LIN bus termination resistor
• Built-in thermal shutdown protection
• Overtemperature warning flag
• Short-circuit detection and protection
• Low electromagnetic emissions (EME)
• High electromagnetic immunity (EMI)

Advantages and Disadvantages

Advantages: - Compact size allows for easy integration into automotive electronic systems - High-speed data transmission capability enables efficient communication between ECUs - Low power consumption contributes to overall energy efficiency - Robust design ensures reliable performance in harsh automotive environments - Compliance with automotive-grade quality standards guarantees long-term durability

Disadvantages: - Limited data rate compared to some other communication protocols - Requires additional external components for complete LIN network implementation

Working Principles

The ATA6612C-PLQW-1 operates based on the Local Interconnect Network (LIN) protocol, which is widely used in automotive applications. It functions as a transceiver, facilitating bidirectional communication between different ECUs within a vehicle.

When transmitting data, the IC converts the digital signals from the transmitting ECU into LIN bus-compatible signals and sends them over the LIN bus. On the receiving end, it receives LIN bus signals, decodes them, and provides the received data to the corresponding ECU.

The IC also incorporates various protection mechanisms, such as thermal shutdown and short-circuit detection, to ensure safe and reliable operation.

Detailed Application Field Plans

The ATA6612C-PLQW-1 finds extensive application in automotive systems where LIN communication is required. Some of the key areas where this IC is utilized include:

1. Body Control Modules (BCMs)
2. Door Control Units (DCUs)
3. Seat Control Units (SCUs)
4. Climate Control Units (CCUs)
5. Lighting Control Modules (LCMs)
6. Steering Column Control Modules (SCCMs)

These are just a few examples, and the ATA6612C-PLQW-1 can be employed in various other automotive ECUs that rely on LIN communication.

Detailed and Complete Alternative Models

In addition to the ATA6612C-PLQW-1, there are several alternative models available in the market that serve similar purposes. Some notable alternatives include:

1. TJA1028: LIN transceiver IC with enhanced EMC performance
2. MCP2003A: Low-power LIN transceiver with integrated