PCM4220PFBR

2-Channel Dual ADC Delta-Sigma 216ksps 24-bit Serial 48-Pin TQFP T/R
6,175 有效庫存

PCM4220PFBR

有效庫存6,175

2-Channel Dual ADC Delta-Sigma 216ksps 24-bit Serial 48-Pin TQFP T/R

  • 製造商零件號 # : PCM4220PFBR

  • 包裝/封裝: TQFP-48

  • 製造商: Texas Instruments

  • 產品分類 : ADCs/DACs - Special Purpose

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PCM4220PFBR 數據表

價格 (USD)

數量 單價 總價
1 $12.319 $12.32
10 $11.123 $111.23
30 $10.688 $320.64
100 $9.828 $982.80

這些價格會受到市場波動的影響，需要提交報價才能取得最新價格。

快速報價

請提交詢價 PCM4220PFBR 或發送電子郵件給我們： Email: [email protected], 我們將在 12 小時內與您聯繫。

詳細說明

Packaged in a RoHS-compliant TQFP-48 form factor, the PCM4220 offers a compact and environmentally conscious solution for audio professionals. By incorporating dedicated control pins for easy configuration of sampling modes, audio data formats, filter responses, and more, the PCM4220 ensures a user-friendly experience

主要特徵

  • Direct-to-ADC interface
  • High-speed conversion
  • Low power consumption

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。

Number of ADC channels 2 Analog inputs 2
Digital audio interface I2S, L, TDM Control interface H/W
Sampling rate (max) (kHz) 216 ADC SNR (typ) (dB) 123
Rating Catalog Analog outputs 0
Operating temperature range (°C) -40 to 85

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 PCM4220PFBR PDF 下載

常見問題解答

What is PCM4220PFBR?

The PCM4220PFBR is a high-performance 24-bit stereo audio analog-to-digital converter (ADC) designed by Texas Instruments. It is suitable for applications requiring high-fidelity audio recording and precision signal capture, such as professional audio recording equipment, studio-grade microphone preamplifiers, and advanced audio processing systems.

How Does PCM4220PFBR Work?

The PCM4220PFBR operates by converting analog audio signals into high-resolution digital data with exceptional dynamic range and low distortion. It utilizes a delta-sigma modulator architecture, combined with advanced digital filtering techniques, to achieve audiophile-grade performance. The ADC features a configurable interface and support for various sampling rates, making it suitable for a wide range of audio applications.

How Many Pins does PCM4220PFBR have and What are the Functions of the Pinout Configuration?

The PCM4220PFBR is housed in a 28-pin TSSOP (Thin 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 inputs for the left and right channels.
  • REFP, REFN: Reference voltage input pins.
  • SDIN, SDOUT, SCLK, LRCLK, MCLK: Serial interface control pins.
  • MODE, DITHER, HPFEN, FLT1, FLT0: Configuration and control pins.

What are the Pros and Cons of PCM4220PFBR?

Pros:

  • High Fidelity: Delivers high-resolution audio with exceptional dynamic range and signal-to-noise ratio.
  • Configurable Interface: Supports various audio interfaces and sampling rates, enabling versatile system integration.
  • Low Distortion: Provides low total harmonic distortion (THD) for pristine audio signal capture.
  • Precision Reference: Includes an internal voltage reference for accurate conversion performance.
  • Robust Packaging: The TSSOP package offers robust mechanical and thermal characteristics for reliable operation.

Cons:

  • Cost: High-performance audio ADCs like the PCM4220PFBR may have a higher cost compared to standard-resolution alternatives.
  • Complexity: Requires careful consideration of system design, layout, and signal integrity for optimal audio performance.
  • External Components: May require additional external components such as anti-aliasing filters or amplifiers for specific audio applications.

Are There Any Equivalents/Alternatives to PCM4220PFBR for Recommendation?

  • The AK5397 from AKM is a similar high-performance audio ADC with comparable specifications.
  • Alternatives to the PCM4220PFBR include the CS5368 from Cirrus Logic and the WM8786 from Wolfson Microelectronics.

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