STMicroelectronics

TDA7464

TDA7464 Description

The TDA7464 is an obsolete yet highly specialized Integrated Circuit (IC) designed for audio signal processing applications. Manufactured by STMicroelectronics, this Audio Tone Processor is housed in a 44-pin TQFP package and is suitable for surface mount applications. The TDA7464 is designed to operate within a supply voltage range of 7V to 10.2V, making it versatile for various power supply configurations. It features a 2-channel audio matrix, enabling efficient signal mixing and processing. The IC is equipped with an I2C interface, facilitating seamless communication and control in complex audio systems.

TDA7464 Features

• Audio Tone Processing: The TDA7464 is specifically designed to enhance audio signals, providing high-quality tone processing capabilities. This makes it ideal for applications requiring precise audio manipulation.
• 2-Channel Audio Matrix: With a 2-channel audio matrix, the TDA7464 can handle multiple audio signals simultaneously, allowing for advanced mixing and processing.
• I2C Interface: The inclusion of an I2C interface that ensures the TDA7464 can be easily integrated into systems that require digital control and communication.
• Surface Mount Compatibility: The surface mount design of the TDA7464 allows for efficient and compact integration into modern electronic devices.
• Wide Supply Voltage Range: Operating within a 7V to 10.2V supply voltage range, the TDA7464 is adaptable to various power supply conditions, enhancing its versatility.
• Compliance and Safety: The TDA7464 is REACH unaffected and ROHS3 compliant, ensuring it meets the highest environmental and safety standards.
• Moisture Sensitivity Level (MSL) 3: With an MSL rating of 3 (168 hours), the TDA7464 is suitable for applications where moisture resistance is essential.

TDA7464 Applications

The TDA7464 is particularly well-suited for applications that require advanced audio signal processing. Its 2-channel audio matrix and I2C interface make it ideal for:

• Home Theater Systems: Enhancing the audio experience by providing precise control over tone and signal mixing.
• Professional Audio Equipment: Used in mixing consoles and audio processing units where high-quality audio manipulation is crucial.
• Automotive Audio Systems: Improving the audio quality in vehicle entertainment systems through advanced signal processing.
• Consumer Electronics: Enhancing the audio performance in devices such as smart speakers and soundbars.

Conclusion of TDA7464

Despite its obsolete status, the TDA7464 remains a valuable component for audio applications due to its robust feature set and performance benefits. Its ability to process and mix audio signals with precision, combined with its wide supply voltage range and digital control capabilities, makes it a versatile choice for a variety of applications. The TDA7464's compliance with environmental and safety standards further enhances its appeal. While newer alternatives may exist, the TDA7464 continues to offer unique advantages for those seeking reliable and high-quality audio processing solutions.