STMicroelectronics

TDA7467

TDA7467 Description

The TDA7467 is an integrated circuit (IC) designed for audio signal processing, specifically tailored for signal mixing applications. Manufactured by STMicroelectronics, this IC belongs to the SRS series and is housed in a through-hole package, making it suitable for applications requiring robust mechanical stability and ease of integration into printed circuit boards (PCBs). Despite being marked as obsolete, the TDA7467 remains a reliable choice for certain legacy systems and specialized applications.

TDA7467 Features

The TDA7467 is an audio matrix processor with several notable features:

• Functionality: As an audio signal processor, it excels in signal mixing, providing high-quality audio processing capabilities.
• Supply Voltage: It operates within a voltage range of 7V to 10.2V, offering flexibility in power supply options.
• Interface: The IC supports I2C communication, enabling seamless integration with microcontrollers and other digital systems.
• Channels: It supports two channels, making it suitable for stereo audio applications.
• Compliance: The TDA7467 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Packaging: The tube packaging ensures safe handling and storage, reducing the risk of damage during transportation and assembly.
• Moisture Sensitivity Level (MSL): With an MSL of 3 (168 hours), it is suitable for environments with moderate humidity levels.

TDA7467 Applications

The TDA7467 is ideal for a variety of applications, particularly those involving audio signal processing and mixing. Its key applications include:

• Audio Systems: Ideal for use in home and professional audio systems, where high-quality signal mixing and processing are required.
• Consumer Electronics: Suitable for devices such as radios, amplifiers, and other audio equipment.
• Industrial Applications: Can be used in industrial settings where robust and reliable audio processing is necessary.
• Legacy Systems: Given its obsolete status, it remains a viable option for maintaining and upgrading legacy systems that rely on this specific IC.

Conclusion of TDA7467

The TDA7467, despite being marked as obsolete, continues to offer significant value in specific applications due to its robust design and reliable performance. Its ability to handle two audio channels with high-quality processing makes it a standout choice for stereo audio systems. The I2C interface ensures easy integration with modern digital systems, while its compliance with environmental and safety standards (REACH unaffected and RoHS3 compliant) further enhances its appeal. For applications requiring through-hole mounting and moderate moisture resistance, the TDA7467 remains a solid choice. While newer alternatives may exist, the TDA7467's unique features and proven track record make it a reliable option for specialized and legacy applications.