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AK4490REQ

AK4490REQ Description

The AK4490REQ is a premium 32-bit, 2-channel digital-to-analog converter (DAC) designed by Asahi Kasei Microdevices (AKM). This high-performance DAC is engineered to deliver exceptional audio quality, making it ideal for a wide range of audio applications. The AK4490REQ supports both DSD (Direct Stream Digital) and PCM (Pulse Code Modulation) data interfaces, ensuring compatibility with various digital audio formats. It operates on a single supply voltage, with a broad range of voltage options (1.7V to 1.98V, 3V to 3.6V, and 4.75V to 5.25V), providing flexibility in power supply design.

The AK4490REQ is housed in a surface-mount package, specifically a tape & reel (TR) format, which is suitable for automated assembly processes. This makes it an excellent choice for high-volume production environments. The device is also ROHS3 compliant, adhering to strict environmental standards and ensuring compatibility with modern manufacturing processes. With a sampling rate of up to 768k samples per second, the AK4490REQ can handle high-resolution audio content, providing detailed and accurate sound reproduction.

AK4490REQ Features

• High Resolution: The AK4490REQ offers a 32-bit resolution, ensuring high-fidelity audio output. This level of resolution minimizes quantization errors and provides a wide dynamic range, making it suitable for professional audio applications.
• Dual Data Interfaces: Supporting both DSD and PCM formats, the AK4490REQ can handle a variety of digital audio sources, from traditional PCM recordings to high-resolution DSD files.
• Flexible Power Supply: The device operates on a single supply voltage with multiple voltage ranges (1.7V to 1.98V, 3V to 3.6V, and 4.75V to 5.25V), offering flexibility in power supply design and compatibility with different power sources.
• Surface-Mount Packaging: The AK4490REQ is available in a surface-mount package (Tape & Reel), which is ideal for automated assembly processes and high-volume production.
• Environmental Compliance: The device is ROHS3 compliant, ensuring it meets strict environmental standards and is suitable for modern manufacturing processes.
• High Sampling Rate: With a sampling rate of up to 768k samples per second, the AK4490REQ can handle high-resolution audio content, providing detailed and accurate sound reproduction.
• Moisture Sensitivity Level: The AK4490REQ has a moisture sensitivity level (MSL) of 2 (1 Year), indicating its robustness against moisture exposure during storage and assembly.

AK4490REQ Applications

The AK4490REQ is ideal for a variety of high-fidelity audio applications, including:

• High-End Audio Systems: The AK4490REQ's high resolution and support for multiple data formats make it suitable for high-end audio systems, where detailed and accurate sound reproduction is critical.
• Professional Studio Equipment: Its ability to handle high-resolution audio content makes it an excellent choice for professional studio equipment, such as digital audio workstations (DAWs) and mixing consoles.
• Home Theater Systems: The AK4490REQ can enhance the audio quality of home theater systems, providing a more immersive and detailed audio experience.
• Portable Audio Devices: The device's flexible power supply options and surface-mount packaging make it suitable for portable audio devices, such as high-fidelity portable music players and digital audio converters.

Conclusion of AK4490REQ

The AK4490REQ is a premium DAC that stands out in the market due to its high resolution, dual data interfaces, and flexible power supply options. Its ability to handle both DSD and PCM formats, combined with its high sampling rate, ensures it can deliver high-fidelity audio in a variety of applications. The surface-mount packaging and ROHS3 compliance make it suitable for modern manufacturing processes, while its moisture sensitivity level ensures robustness during storage and assembly. Whether used in high-end audio systems, professional studio equipment, home theater systems, or portable audio devices, the AK4490REQ offers exceptional performance and reliability, making it a top choice for audio enthusiasts and professionals alike.