Microchip Technology

ATA6621-PGQW  

Drivers, Receivers, Transceivers

ATA6621-PGQW Description

The ATA6621-PGQW is a half-duplex transceiver designed for LINbus communication, manufactured by Microchip Technology. This interface IC chip is packaged in a 20QFN format and is suitable for surface mount applications. It features one driver and one receiver, making it ideal for applications requiring efficient data transmission over LINbus networks. The ATA6621-PGQW operates within a supply voltage range of 5V to 18V, ensuring compatibility with a variety of power supply configurations. The receiver hysteresis of 30 mV provides robust signal integrity, even in noisy environments. This transceiver is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. The product is categorized under EAR99 for export control and is classified under HTSUS code 8542.39.0001. The moisture sensitivity level (MSL) is rated at 1 (unlimited), indicating excellent resistance to moisture, which is crucial for long-term reliability in various operating conditions. The ATA6621-PGQW is currently marked as obsolete, but it remains a viable option for legacy systems and specific applications where its unique features are required.

ATA6621-PGQW Features

• Half-Duplex Communication: The ATA6621-PGQW supports half-duplex communication, allowing for efficient data transmission in systems where simultaneous bidirectional communication is not required.
• Wide Supply Voltage Range: With a supply voltage range of 5V to 18V, this transceiver is highly adaptable to different power supply configurations, enhancing its versatility in various applications.
• Receiver Hysteresis: The receiver hysteresis of 30 mV ensures reliable signal detection and reduces the likelihood of false triggering, even in noisy environments.
• Surface Mount Compatibility: The surface mount mounting type facilitates easy integration into compact and high-density PCB designs, optimizing space utilization.
• Environmental Compliance: The ATA6621-PGQW is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards, making it suitable for use in environmentally conscious applications.
• Moisture Resistance: The moisture sensitivity level (MSL) of 1 (unlimited) indicates excellent resistance to moisture, enhancing the reliability and longevity of the device in various operating conditions.
• Packaging: The device is available in a tape and reel (TR) package, which is ideal for automated assembly processes and ensures consistent and reliable handling during manufacturing.

ATA6621-PGQW Applications

The ATA6621-PGQW is well-suited for applications requiring reliable LINbus communication, particularly in automotive and industrial settings. Its half-duplex communication capability and wide supply voltage range make it ideal for systems where power supply flexibility is essential. The receiver hysteresis ensures robust signal integrity, making it suitable for environments with high electromagnetic interference. The surface mount compatibility and moisture resistance further enhance its suitability for compact and rugged applications. Specific use cases include:

• Automotive LIN Networks: Ideal for communication between various electronic control units (ECUs) in vehicles, ensuring reliable data transmission for critical functions such as engine management, infotainment systems, and safety features.
• Industrial Control Systems: Suitable for industrial applications where LINbus communication is used for sensor data transmission, control signal distribution, and other critical communication tasks.
• Compact Embedded Systems: The surface mount design and moisture resistance make it a good fit for compact embedded systems that require reliable communication in challenging environmental conditions.

Conclusion of ATA6621-PGQW

The ATA6621-PGQW by Microchip Technology is a robust half-duplex transceiver designed for LINbus communication. Its wide supply voltage range, receiver hysteresis, and surface mount compatibility make it a versatile and reliable choice for various applications. The device's environmental compliance and moisture resistance further enhance its suitability for demanding operating conditions. While marked as obsolete, the ATA6621-PGQW remains a valuable option for legacy systems and specific applications where its unique features are required. Its compatibility with automated assembly processes and adherence to high environmental standards make it a preferred choice for engineers and designers in the electronics industry.

ATA6621-PGQW Documents

Download datasheets and manufacturer documentation for ATA6621-PGQW

Datasheets :

ATA6621      

PCN Packaging :

Transfer to Microchip/Label/Pkg 5/Sep/2016      

HTML Datasheet :

ATA6621      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH