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AK4628AVQ

AK4628AVQ Description

The AK4628AVQ is a high-performance audio codec IC designed by Asahi Kasei Microdevices (AKM). This obsolete yet highly regarded component features a robust set of specifications tailored for demanding audio applications. It integrates 2 ADCs (Analog-to-Digital Converters) and 8 DACs (Digital-to-Analog Converters) with a dynamic range of 102 dB for ADCs and 106 dB for DACs. The signal-to-noise ratio (S/N) is equally impressive, with 92 dB for ADCs and 90 dB for DACs, ensuring high fidelity audio processing.

The AK4628AVQ operates within a supply voltage range of 4.5V to 5.5V for both digital and analog sections, making it suitable for a variety of power supply configurations. It supports the I2S data interface, facilitating seamless integration with other digital audio systems. The device is housed in a 44-pin LQFP package, suitable for surface mount applications, and is ROHS3 compliant, adhering to stringent environmental standards.

AK4628AVQ Features

• High Dynamic Range and S/N Ratio: The AK4628AVQ boasts a dynamic range of 102 dB for ADCs and 106 dB for DACs, with S/N ratios of 92 dB and 90 dB respectively. These specifications ensure high-quality audio reproduction and recording, minimizing noise and distortion.
• Sigma Delta Modulation: Utilizing sigma delta technology, the AK4628AVQ achieves high resolution and accuracy in audio signal processing. This feature enhances the overall audio quality and performance.
• Flexible Power Supply: Operating within a voltage range of 4.5V to 5.5V for both digital and analog supplies, the AK4628AVQ offers flexibility in power management, making it suitable for a wide range of applications.
• I2S Data Interface: The I2S interface allows for straightforward integration with other digital audio components, ensuring reliable and efficient data transfer.
• Surface Mount Compatibility: The 44LQFP package is designed for surface mount technology, enabling compact and efficient PCB layouts.
• ROHS3 Compliance: The AK4628AVQ adheres to ROHS3 standards, ensuring it meets environmental regulations and is suitable for use in eco-friendly designs.

AK4628AVQ Applications

The AK4628AVQ is ideal for a variety of audio applications, including:

• Professional Audio Equipment: Its high dynamic range and S/N ratio make it suitable for professional mixing consoles, recording devices, and high-end audio systems.
• Home Theater Systems: The AK4628AVQ can enhance the audio quality in home theater setups, providing clear and immersive sound.
• Automotive Audio Systems: Its robust performance and compatibility with various power supply configurations make it a good fit for automotive audio applications.
• Digital Audio Workstations (DAWs): The high-resolution ADCs and DACs ensure precise audio processing, making it ideal for professional audio production environments.

Conclusion of AK4628AVQ

The AK4628AVQ, despite being obsolete, remains a notable component in the realm of audio codecs. Its high dynamic range, S/N ratio, and sigma delta modulation technology offer superior audio performance. The I2S interface and surface mount compatibility further enhance its versatility and ease of integration. While newer models may have emerged, the AK4628AVQ continues to be a reliable choice for applications requiring high-fidelity audio processing. Its ROHS3 compliance also ensures it meets modern environmental standards, making it a responsible choice for eco-conscious designers.