AK5394AVS

Serially accessible ADC with a PDSO28 package
3,062 有效庫存

AK5394AVS

有效庫存3,062

Serially accessible ADC with a PDSO28 package

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AK5394AVS 數據表
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詳細說明

Elevate your audio experience with the AK5394AVS, a state-of-the-art 24-bit stereo analog-to-digital converter engineered by Asahi Kasei Microdevices. Featuring an astounding 120 dB signal-to-noise ratio, this high-performance ADC ensures exceptional audio quality that is unmatched in professional recording and playback applications. Operating at a sampling rate of up to 192 kHz, the AK5394AVS excels in capturing audio with unparalleled fidelity and detail, making it the perfect choice for even the most demanding audio environments

主要特徵

  • ♦ 128x Oversampling
  • ♦ ‡ New advanced multi bit Architecture ADC
  • ♦ ‡ Sampling Rate: 1kHz ∼ 216kHz
  • ♦ ‡ Full Differential Inputs
  • ♦ ‡ S/(N+D): 110dB
  • ♦ ‡ DR: 123dB
  • ♦ ‡ S/N: 123dB
  • ♦ ‡ High Performance Linear Phase Digital Anti-Alias filter
  • Passband: 0 ∼ 21.768kHz(@fs=48kHz)
  • Ripple: 0.001dB
  • Stopband: 120dB
  • ♦ ‡ Digital HPF & Offset Calibration for Offset Cancel
  • ♦ ‡ Power Supply: 5V±5%(Analog), 3 ∼ 5.25V(Digital)
  • ♦ ‡ Power Dissipation: 665mW
  • ♦ ‡ Package: 28pin SOP
  • ♦ ‡ AK5392/3 Semi-Pin Compatible

應用

  • Professional audio recording equipment
  • Digital mixing consoles
  • Audio processing systems
  • Audio interfaces for computers and tablets
  • High-quality digital audio recorders

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Product Status Obsolete Type ADC
Number of Channels 2 Resolution (Bits) 24 b
Sampling Rate (Per Second) 1k ~ 216k Data Interface ! Serial
Voltage Supply Source ! Analog and Digital Voltage - Supply 3V ~ 5.25V, 4.75V ~ 5.25V
Operating Temperature ! -10°C ~ 70°C Mounting Type Surface Mount
Package / Case 28-SOIC (0.295", 7.50mm Width) Supplier Device Package 28-SOP
Base Product Number AK5394A

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。

初步規格 AK5394AVS PDF 下載

常見問題解答

What is AK5394AVS?

The AK5394AVS is a high-performance 24-bit stereo analog-to-digital converter (ADC) manufactured by AKM Semiconductor. It is designed for audio applications that require high-resolution, low-distortion conversion, such as professional audio recording equipment, digital audio interfaces, and high-fidelity audio systems.

How Does AK5394AVS Work?

The AK5394AVS operates by converting analog audio signals into digital data with high precision and fidelity. It utilizes a multi-bit sigma-delta architecture combined with oversampling techniques to achieve high dynamic range and low distortion. The converter features selectable digital filters and programmable gain settings for flexibility in audio processing applications.

How Many Pins does AK5394AVS have and What are the Functions of the Pinout Configuration?

The AK5394AVS is housed in a 28-pin SSOP (Shrink Small Outline Package) package. The pinout configuration includes:

  • AVDD, DVDD: Analog and digital power supply pins, respectively.
  • AGND, DGND: Analog and digital ground pins, respectively.
  • LRCK, BICK, SDTI: Audio interface control pins.
  • SDO, ADOS, MCKI: Digital audio output and control pins.
  • PGA, FILT_SEL: Programmable gain and filter selection pins.
  • MODE, PWDN: Mode control and power-down pins.
  • RESET, REFSEL: Reset and reference voltage selection pins.

What are the Pros and Cons of AK5394AVS?

Pros:

  • High Resolution: Offers 24-bit resolution for high-fidelity audio conversion.
  • Low Distortion: Provides low harmonic and intermodulation distortion for quality audio reproduction.
  • Flexible Configuration: Supports selectable digital filters and gain settings for customized audio processing.
  • Wide Dynamic Range: Achieves a wide dynamic range suitable for professional audio applications.
  • Compact Package: The 28-pin SSOP package is space-efficient for board designs.

Cons:

  • Complexity: Requires careful design considerations for noise, grounding, and layout to optimize performance.
  • Cost: High-performance audio ADCs like the AK5394AVS may have a higher cost compared to lower-resolution alternatives.
  • External Components: May need additional components for specific audio processing requirements.

Are There Any Equivalents/Alternatives to AK5394AVS for Recommendation?

  • The AK5397 from AKM Semiconductor is a similar 24-bit ADC with extended features for professional audio applications.
  • Alternatives to the AK5394AVS include the PCM4220 from Texas Instruments and the CS5381 from Cirrus Logic.

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