AK5397EQ

High-resolution
6,414 有效庫存

AK5397EQ

有效庫存6,414

High-resolution

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服務與包裝

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About After Sales Service

All Parts Extended Quality Guarantee

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AK5397EQ 數據表
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目前的價格方案正在編制中。請聯絡我們的客戶服務團隊獲取最新的價格資訊。感謝您的理解和支援!

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詳細說明

Whether you are a recording engineer, broadcast professional, or an audiophile seeking the best in audio performance, the AK5397EQ delivers uncompromising quality. Its technical specifications and features make it clear that this ADC is built to exceed expectations and provide the highest level of audio fidelity

主要特徵

  • Enhanced Dual Bit ADC
  • Sampling Rate: 1kHz∼54kHz
  • Full Differential Inputs
  • S/(N+D): 105dB
  • DR: 116dB
  • S/N: 116dB
  • High Performance Linear Phase Digital Anti-Alias filter
  • Passband: 0∼21.768kHz(@fs=48kHz)
  • Ripple: 0.001dB
  • Stopband: 110dB
  • Digital HPF & Offset Calibration for Offset Cancel
  • Master Clock: 256/384fs
  • Power Supply: 5V±5%(Analog), 3∼5.25V(Digital)
  • Power Dissipation: 470mW
  • Package: 28pin SOP

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。

ECCN (US) EAR99 Part Status ! Obsolete
HTS 8542.39.00.01 Converter Type Audio
Architecture Delta-Sigma Resolution 32bit
Number of ADCs 2 Number of Input Channels 2
Sampling Rate ! 768ksps Digital Interface Type Serial
Input Type Voltage Input Signal Type Differential
Voltage Reference External Polarity of Input Voltage Bipolar
Voltage Supply Source ! Analog and Digital Input Voltage ±2.8Vp-p
Typical Power Dissipation (mW) 455 Signal to Noise Ratio 130dB(Typ)
Sample and Hold No Single-Ended Input No
Minimum Operating Temperature (°C) -10 Maximum Operating Temperature (°C) 70
Mounting Surface Mount Package Height 1.4
Package Width 10 Package Length 10
PCB changed 44 Standard Package Name QFP
Supplier Package LQFP Pin Count ! 44
Lead Shape Gull-wing

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 AK5397EQ PDF 下載

常見問題解答

What is AK5397EQ?

The AK5397EQ is a high-performance 24-bit stereo analog-to-digital converter (ADC) designed by AKM Semiconductor. It is suitable for professional audio recording, high-fidelity audio equipment, and measurement instruments requiring high-resolution signal conversion.

How Does AK5397EQ Work?

The AK5397EQ operates by converting analog audio signals into digital format with 24-bit resolution and high dynamic range. It utilizes a delta-sigma modulation technique combined with oversampling to achieve high linearity and low distortion. The converter provides a range of programmable features such as digital filters and output data formatting for versatile audio processing applications.

How Many Pins does AK5397EQ have and What are the Functions of the Pinout Configuration?

The AK5397EQ 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.
  • AINL, AINR: Analog input pins for the left and right channels, respectively.
  • LRCK, BICK, MCK, SDTI: Serial interface control pins.
  • SDO: Serial data output pin.
  • MODE, RESET, PDN, FLT, DEMP: Control and configuration pins.

What are the Pros and Cons of AK5397EQ?

Pros:

  • High Resolution: Provides 24-bit resolution for accurate audio signal capture.
  • Low Distortion: Achieves low harmonic and intermodulation distortion for high-fidelity audio conversion.
  • Programmable Features: Offers various programmable features for flexible audio processing and customization.
  • Wide Dynamic Range: Ensures accurate representation of audio signals over a wide range of amplitudes.
  • Stable Performance: Designed for stable and reliable performance in professional audio applications.

Cons:

  • Complexity: Requires careful consideration of layout, grounding, and digital interface for optimal performance.
  • External Components: May require external components such as anti-aliasing filters and amplifiers for specific audio applications.
  • Cost: High-performance ADCs like the AK5397EQ may have a higher cost compared to lower-resolution alternatives.

Are There Any Equivalents/Alternatives to AK5397EQ for Recommendation?

  • The AK5394A from AKM Semiconductor is a similar high-performance 24-bit stereo ADC with different configurations.
  • Alternatives to the AK5397EQ include the PCM1804 from Texas Instruments and the CS5368 from Cirrus Logic.

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