ATA6621N-PGQW

Product Overview

Category: Integrated Circuit (IC)

Use: The ATA6621N-PGQW is a high-performance integrated circuit designed for automotive applications. It serves as a LIN transceiver, providing reliable communication between various electronic control units (ECUs) in vehicles.

Characteristics: - Robust and reliable communication - Low power consumption - High data rate capability - ESD protection - Automotive-grade quality and durability

Package: The ATA6621N-PGQW is available in a small footprint Power Quad Flat No-Lead (PGQW) package, which ensures efficient heat dissipation and easy integration into automotive electronic systems.

Essence: The essence of the ATA6621N-PGQW lies in its ability to facilitate seamless communication between different ECUs in vehicles, enabling efficient data exchange and control.

Packaging/Quantity: The ATA6621N-PGQW is typically supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 5V - 27V
• Operating Temperature Range: -40°C to +125°C
• Data Rate: Up to 20 kbps
• ESD Protection: ±4 kV HBM
• Sleep Current: < 10 µA
• Quiescent Current: < 100 µA

Pin Configuration

The ATA6621N-PGQW features a total of 32 pins, each serving a specific function. The detailed pin configuration is as follows:

Functional Features

1. LIN Transceiver: The ATA6621N-PGQW acts as a LIN transceiver, facilitating communication over the Local Interconnect Network (LIN) protocol.
2. High Data Rate Capability: With a data rate of up to 20 kbps, the ATA6621N-PGQW enables fast and efficient data exchange between ECUs.
3. ESD Protection: The integrated ESD protection ensures reliable operation in harsh automotive environments, protecting the IC from electrostatic discharge.
4. Low Power Consumption: The ATA6621N-PGQW is designed to minimize power consumption, making it suitable for energy-efficient automotive applications.

Advantages and Disadvantages

Advantages: - Robust communication capabilities - High data rate capability - Automotive-grade quality and durability - Low power consumption - Integrated ESD protection

Disadvantages: - Limited data rate compared to some other communication protocols - Requires LIN-compatible ECUs for effective communication

Working Principles

The ATA6621N-PGQW operates based on the LIN protocol, which is widely used in automotive applications. It utilizes a master-slave communication scheme, where one ECU acts as the master and others as slaves. The transceiver facilitates bidirectional communication by converting the digital signals into LIN bus signals and vice versa.

Detailed Application Field Plans

The ATA6621N-PGQW finds extensive application in various automotive systems, including but not limited to: - Body control modules - Climate control systems - Lighting systems - Seat control units - Door control modules - Steering wheel control units

Its robust communication capabilities and low power consumption make it an ideal choice for these applications.

Alternative Models

For those seeking alternative options, the following models can be considered: - ATA6620: Similar functionality with a different pin configuration - TJA1028: LIN transceiver with enhanced features - MCP2003A: Cost-effective LIN transceiver option

These alternatives provide similar functionality and can be evaluated based on specific application requirements.

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