AKM Semiconductor Inc.
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AK4420ET
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AK4420ET

Product Overview

Category

AK4420ET belongs to the category of audio digital-to-analog converters (DACs).

Use

It is primarily used in audio systems to convert digital audio signals into analog signals for high-quality sound reproduction.

Characteristics

  • High-resolution audio conversion
  • Low distortion and noise levels
  • Wide dynamic range
  • Compact size
  • Easy integration into audio systems

Package

AK4420ET is available in a small outline package (SOP) with a specified pin configuration.

Essence

The essence of AK4420ET lies in its ability to accurately convert digital audio signals into analog form, ensuring faithful reproduction of the original sound.

Packaging/Quantity

AK4420ET is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

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): >110 dB
  • Power Supply Voltage: 3.3 V
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VREFL (Reference Voltage Low)
  2. VCOM (Common Mode Voltage)
  3. VREFR (Reference Voltage Right)
  4. DGND (Digital Ground)
  5. BCK (Bit Clock)
  6. LRCK (Left/Right Clock)
  7. SDATA (Serial Data Input)
  8. MUTE (Mute Control)
  9. DVDD (Digital Power Supply)
  10. AVDD (Analog Power Supply)
  11. OUTL (Analog Output Left)
  12. OUTR (Analog Output Right)

Functional Features

  • High-resolution audio conversion for accurate sound reproduction
  • Low distortion and noise levels for improved audio quality
  • Wide dynamic range to capture subtle details in the audio signal
  • Mute control for convenient audio playback management

Advantages and Disadvantages

Advantages

  • High-resolution audio conversion ensures excellent sound quality.
  • Low distortion and noise levels result in a clean audio output.
  • Compact size allows for easy integration into audio systems.

Disadvantages

  • Limited operating temperature range (-40°C to +85°C).
  • Requires separate digital and analog power supplies.

Working Principles

AK4420ET utilizes advanced digital-to-analog conversion techniques to accurately convert digital audio signals into analog form. It employs high-resolution processing algorithms and precise voltage references to ensure faithful reproduction of the original audio content.

Detailed Application Field Plans

AK4420ET finds applications in various audio systems, including: 1. Home theater systems 2. Professional audio equipment 3. Automotive audio systems 4. Portable media players 5. Digital audio interfaces

Detailed and Complete Alternative Models

  1. AK4490EQ: Higher resolution and improved signal-to-noise ratio compared to AK4420ET.
  2. PCM1794A: Offers similar performance with enhanced dynamic range.
  3. CS4398: Provides comparable audio quality with additional features like digital volume control.

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Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa AK4420ET katika suluhu za kiufundi

Sure! Here are 10 common questions and answers related to the application of AK4420ET in technical solutions:

  1. Q: What is AK4420ET? A: AK4420ET is a high-performance stereo audio analog-to-digital converter (ADC) chip.

  2. Q: What are the key features of AK4420ET? A: The key features of AK4420ET include low distortion, low noise, wide dynamic range, and a high sampling rate.

  3. Q: What is the typical application of AK4420ET? A: AK4420ET is commonly used in audio recording devices, digital mixing consoles, sound cards, and other professional audio equipment.

  4. Q: What is the maximum sampling rate supported by AK4420ET? A: AK4420ET supports a maximum sampling rate of 96 kHz.

  5. Q: Does AK4420ET support multiple input channels? A: No, AK4420ET is a stereo ADC chip, meaning it supports two input channels (left and right).

  6. Q: What is the power supply voltage range for AK4420ET? A: The power supply voltage range for AK4420ET is typically between 4.5V and 5.5V.

  7. Q: Can AK4420ET be directly connected to a microcontroller or DSP? A: Yes, AK4420ET can be interfaced with microcontrollers or DSPs using standard serial audio interfaces like I2S or TDM.

  8. Q: What is the resolution of AK4420ET? A: AK4420ET has a resolution of 24 bits, providing high-precision audio conversion.

  9. Q: Does AK4420ET require external components for operation? A: Yes, AK4420ET requires external components such as decoupling capacitors and a clock source for proper operation.

  10. Q: Is AK4420ET suitable for consumer audio applications? A: Yes, AK4420ET is suitable for both professional and consumer audio applications due to its high-quality audio conversion capabilities.

Please note that the answers provided here are general and may vary depending on the specific implementation and requirements of your technical solution.