STMicroelectronics

TDA7448

TDA7448 Description

The TDA7448 is a professional audio volume control integrated circuit (IC) designed for high-quality audio applications. Manufactured by STMicroelectronics, this 6-channel volume control IC is housed in a 20SO surface-mount package, making it suitable for compact and efficient board designs. The TDA7448 operates within a supply voltage range of 4.75V to 10V, ensuring compatibility with a variety of power supply configurations. Its operating temperature range spans from 0°C to 70°C (TA), making it suitable for use in a wide range of environmental conditions.

TDA7448 Features

• Volume Control Functionality: The TDA7448 is specifically designed for volume control applications, providing precise and reliable control over audio levels.
• 6-Channel Configuration: This IC supports six independent channels, allowing for versatile control over multiple audio signals simultaneously.
• I2C Interface: The TDA7448 features an I2C interface, enabling easy integration with microcontrollers and other digital systems for programmable volume control.
• Surface Mount Packaging: The 20SO package type facilitates surface-mount assembly, which is ideal for modern, high-density PCB designs.
• Wide Operating Voltage Range: With a supply voltage range of 4.75V to 10V, the TDA7448 offers flexibility in power supply options.
• Compliance and Standards: The TDA7448 is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to moisture.
• Professional Audio Applications: Designed for professional audio use, the TDA7448 ensures high-quality audio performance and reliability.

TDA7448 Applications

The TDA7448 is ideal for a variety of professional audio applications where precise volume control is essential. Some specific use cases include:

• Mixing Consoles: Provides volume control for multiple audio channels in professional mixing consoles.
• Audio Processing Units: Used in audio processing units to manage volume levels across different audio streams.
• Studio Equipment: Ideal for studio equipment where high-quality audio control is required.
• Professional Sound Systems: Suitable for use in professional sound systems, ensuring consistent and reliable volume control.

Conclusion of TDA7448

The TDA7448 from STMicroelectronics is a robust and versatile volume control IC designed for professional audio applications. Its 6-channel configuration, I2C interface, and wide operating voltage range make it a flexible solution for various audio control needs. Despite being marked as obsolete, the TDA7448 remains a reliable choice for applications requiring precise and high-quality volume control. Its compliance with environmental and safety standards further enhances its suitability for modern electronics. For designers and engineers seeking a proven solution for professional audio volume control, the TDA7448 is a worthy consideration.