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AK4490EN

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AK4490EN

IC DAC/AUDIO 32BIT 768K 48QFN

Manufacturer: Asahi Kasei Microdevices/AKM

Categories: ADCs/DACs - Special Purpose

Quality Control: Learn More

The Asahi Kasei Microdevices/AKM AK4490EN is a 32-bit stereo digital-to-analog converter (DAC) with a maximum sampling rate of 768kHz. This audio DAC supports DSD and I2S data interfaces, facilitating high-resolution audio processing. Featuring a 48-QFN (6x6) package with an exposed pad for enhanced thermal performance, the AK4490EN is designed for surface mounting. It offers dual channels and operates across a supply voltage range of 3V to 3.6V and 4.75V to 5.25V, with separate analog and digital supply sources. Applications for this component are found in high-fidelity audio systems, professional audio equipment, and automotive infotainment. The device operates within an ambient temperature range of -40°C to 85°C.

Additional Information

Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Datasheet:
Technical Details:
PackagingTape & Reel (TR)
Package / Case48-VFQFN Exposed Pad
Mounting TypeSurface Mount
TypeDAC, Audio
Data InterfaceDSD, I2S
Operating Temperature-40°C ~ 85°C
Voltage - Supply3V ~ 3.6V, 4.75V ~ 5.25V
Sampling Rate (Per Second)768k
Resolution (Bits)32 b
Voltage Supply SourceAnalog and Digital
Supplier Device Package48-QFN (6x6)
Number of Channels2

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Integrated Circuit FAQs

An integrated circuit (IC) is a semiconductor chip that contains transistors, resistors, capacitors, and other electronic components on a single silicon substrate. ICs are the foundation of modern electronics and power devices such as smartphones, computers, automotive systems, and industrial equipment.

Integrated circuits work by routing electrical signals through microscopic semiconductor components fabricated onto a silicon chip. Depending on the design, ICs can process, amplify, store, or control electronic data.

Integrated circuits are used in:

The different types of integrated circuits include:

Frequently Asked Questions

As a full line supplier, we specialize in sourcing obsolete and hard to find electronic components for your projects.

After we receive your request submission, one of our account executives will reach out to your team to gather more information about your project requirements and ensure we tailor the order to your needs.

Once requirements such as date codes, quantities, target prices, testing requirements, and more are discussed, our purchasing team will secure stock through Microchip USA’s direct access to manufacturing partners’ excess inventory lists.

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Our net terms for electronic component sourcing are flexible and vary by order. Our account executives will work with you to ensure our terms meet your company’s needs. We also offer scheduled shipments and inventory management solutions to ensure a steady supply of electronic components, maintain cash flow, and maximize warranty periods. We always offer a warranty on all tested parts. See our sales terms and conditions for more information.

We partner with industry-leading AS6171 & AS6081-certified third party testing labs to mitigate risk and support a wide array of end uses for your company’s requirements. Testing includes but isn’t limited to: Decapsulation & Internal Dye Verification. X-Ray Inspection & Analysis, External Visual Inspection, Surface Texture Analysis (SEM), and Electrical Pin Correlation.