AKM Semiconductor Inc.
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AK4480EF
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AK4480EF

Product Overview

Category

AK4480EF belongs to the category of audio digital-to-analog converters (DACs).

Use

The AK4480EF is used to convert digital audio signals into analog signals for high-quality audio playback.

Characteristics

  • High-resolution audio conversion
  • Low distortion and noise levels
  • Wide dynamic range
  • Support for various audio formats
  • Compact package size

Package

The AK4480EF is available in a small form factor package, making it suitable for integration into various audio devices.

Essence

The essence of the AK4480EF lies in its ability to accurately convert digital audio signals into high-fidelity analog signals, ensuring an exceptional audio listening experience.

Packaging/Quantity

The AK4480EF is typically packaged in reels or trays, with a quantity of 1000 units per reel/tray.

Specifications

  • Resolution: Up to 24-bit
  • Sampling Rate: Up to 192 kHz
  • Total Harmonic Distortion + Noise (THD+N): <0.001%
  • Signal-to-Noise Ratio (SNR): >120 dB
  • Dynamic Range (DR): >120 dB
  • Power Supply Voltage: 3.3 V
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AK4480EF features the following pin configuration:

  1. VDD: Power supply voltage input
  2. GND: Ground reference
  3. SDATA: Serial data input
  4. SCLK: Serial clock input
  5. LRCK: Left/right channel clock input
  6. MCLK: Master clock input
  7. BICK: Bit clock input
  8. DOUT: Digital audio output
  9. DVDD: Digital power supply voltage input
  10. AVDD: Analog power supply voltage input
  11. AGND: Analog ground reference
  12. VREF: Reference voltage output

Functional Features

  • High-resolution audio conversion for accurate sound reproduction
  • Low distortion and noise levels for improved audio quality
  • Support for various audio formats, including PCM and DSD
  • Integrated digital filters for customizable sound shaping
  • Flexible power supply options for versatile system integration

Advantages and Disadvantages

Advantages

  • High-resolution audio conversion ensures exceptional sound quality.
  • Low distortion and noise levels result in a clean audio signal.
  • Wide dynamic range allows for the reproduction of subtle audio details.
  • Compact package size enables easy integration into audio devices.

Disadvantages

  • Limited availability of alternative models from other manufacturers.
  • Relatively higher cost compared to lower-end DACs.

Working Principles

The AK4480EF utilizes advanced digital-to-analog conversion techniques to accurately convert digital audio signals into analog form. It employs high-quality components and sophisticated algorithms to minimize distortion and noise, resulting in faithful audio reproduction.

Detailed Application Field Plans

The AK4480EF is suitable for a wide range of applications, including:

  1. Professional audio equipment
  2. High-end consumer audio systems
  3. Automotive audio systems
  4. Portable media players
  5. Home theater systems

Alternative Models

While the AK4480EF is a highly capable DAC, there are alternative models available from other manufacturers that offer similar features and performance. Some notable alternatives include:

  1. ESS Sabre ES9038PRO
  2. Texas Instruments PCM1794A
  3. Cirrus Logic CS4398
  4. Burr-Brown PCM1795
  5. Asahi Kasei AK4499EQ

These alternative models provide comparable audio quality and functionality, allowing designers to choose the most suitable option for their specific requirements.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af AK4480EF i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of AK4480EF in technical solutions:

  1. Q: What is AK4480EF? A: AK4480EF is a high-performance digital-to-analog converter (DAC) chip developed by Asahi Kasei Microdevices.

  2. Q: What are the key features of AK4480EF? A: The key features of AK4480EF include low distortion, high signal-to-noise ratio, wide dynamic range, and support for various audio formats.

  3. Q: What applications can AK4480EF be used for? A: AK4480EF is commonly used in audio equipment such as professional audio interfaces, digital mixing consoles, home theater systems, and high-end headphones.

  4. Q: What is the power supply requirement for AK4480EF? A: AK4480EF requires a single power supply voltage of +5V.

  5. Q: Does AK4480EF support multiple audio input formats? A: Yes, AK4480EF supports various audio input formats including I2S, left-justified, right-justified, and TDM.

  6. Q: Can AK4480EF handle high-resolution audio signals? A: Yes, AK4480EF supports high-resolution audio signals up to 32-bit/768kHz.

  7. Q: Does AK4480EF have built-in digital filters? A: Yes, AK4480EF provides several built-in digital filters to optimize the audio output according to different preferences.

  8. Q: What is the output voltage range of AK4480EF? A: The output voltage range of AK4480EF is typically between 2Vrms and 2.8Vrms.

  9. Q: Is AK4480EF compatible with other audio processing chips? A: Yes, AK4480EF can be easily integrated with other audio processing chips such as DSPs or microcontrollers.

  10. Q: Are evaluation boards available for AK4480EF? A: Yes, Asahi Kasei Microdevices provides evaluation boards and reference designs to facilitate the development and testing of AK4480EF-based solutions.

Please note that these answers are general and may vary depending on specific implementation details and requirements.