The TDA7343D is a high-quality digital controlled stereo audio processor produced by STMicroelectronics. This advanced component is designed for modern audio applications that demand superior sound control and flexibility. The TDA7343D offers an array of features that make it an ideal choice for car radio systems, Hi-Fi systems, and multimedia applications.

Key Features

• Input Multiplexer: The TDA7343D includes an input multiplexer with three stereo inputs and one mono input, allowing it to handle multiple audio sources seamlessly.
• Volume Control: It features a digitally controlled volume with 1.25 dB step resolution, providing precise control over the audio output level.
• Tone Control: Users can adjust bass and treble levels to their preference, thanks to the processor's built-in tone control capabilities.
• Loudness Function: The loudness function is programmable and can be tailored to compensate for the human ear's sensitivity at different volume levels, enhancing the listening experience.
• Speaker Attenuation: Independent speaker attenuation is possible on both the front and rear channels, allowing for fine-tuning of the soundstage.
• Soft Mute: The soft mute feature provides a gentle reduction of sound, eliminating abrupt audio cut-offs.

Technical Specifications

• Supply voltage range: 8V to 10.5V
• Low distortion and low noise level
• I²C bus control interface
• Non-volatile memory for storing settings

The TDA7343D is housed in a compact SO-28 package, making it suitable for space-constrained applications. Its integration of digital controls with analog signal processing ensures high-quality audio reproduction while offering the convenience of programmable settings. With its robust design and comprehensive feature set, the TDA7343D by STMicroelectronics stands out as a powerful solution for advanced audio processing needs.