ALC203

Compact consumer circuit
5,814 有效庫存

ALC203

有效庫存5,814

Compact consumer circuit

  • 製造商零件號 # : ALC203

  • 包裝/封裝: QFP-48

  • 製造商: REALTEK

  • 產品分類 : Other Consumer ICs

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品質保證

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運輸與付款

運輸與付款

關於運送

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關於付款

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如果您有特定的付款方式或想詢問費率和其他詳細信息，請隨時與我們聯繫。

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電匯

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Paypal

cc

信用卡

western

西聯匯款

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速匯金

服務與包裝

服務與包裝

About After Sales Service

All Parts Extended Quality Guarantee

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關於包裝

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例子

捲帶式

捲帶式

剪膠帶

剪膠帶

管或託盤

管或託盤

ALC203 數據表
no-price

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!

快速報價

請提交詢價 ALC203 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

[realtek]Features l Single chip audio CODEC with high S/N ratio (>90 dB). l 20-bit DAC, 18-bit ADC. l Stereo full-duplex CODEC with independent and variable sampling rate. l 4 analog line-level stereo input with 5-bit volume control : LINE_IN,CD,VIDEO,AUX l 2 analog line-level mono input : PC_BEEP,PHONE_IN. l Mono output with 5-bit volume control. l Stereo output with 6-bit volume control. l 2 MIC inputs: Software selectable. l Power management and enhanced power saving. l 3D Stereo Enhancement l External Amplifier power down capability. l Multiple CODEC extension. l Compliant with AC’97 2.2 specification l 50mW/8Wamplifier at LINE/ Headphone output l Jack-detect function to mute LINE/MONO/HP output, to control S/PDIF output. l Supports S/PDIF out is compliant with AC’97 rev2.2. l 2 GPIO pins. l 14.318MHz‡24.576MHz digital PLL. l Supports double sampling rate (96KHz) of DVD audio playback. l +30dB boost preamplifier for MIC input. l Power support: Digital: 3.3V Analog: 3.3V/5V l Standard 48-Pin LQFPPackage

主要特徵

  • l Single chip audio CODEC with high S/N ratio (>90 dB).
  • l 20-bit DAC, 18-bit ADC.
  • l Stereo full-duplex CODEC with independent and variable sampling rate.
  • l 4 analog line-level stereo input with 5-bit volume control : LINE_IN,CD,VIDEO,AUX
  • l 2 analog line-level mono input : PC_BEEP,PHONE_IN.
  • l Mono output with 5-bit volume control.
  • l Stereo output with 6-bit volume control.
  • l 2 MIC inputs: Software selectable.
  • l Power management and enhanced power saving.
  • l 3D Stereo Enhancement
  • l External Amplifier power down capability.
  • l Multiple CODEC extension.
  • l Compliant with AC’97 2.2 specification
  • l 50mW/8Wamplifier at LINE/ Headphone output
  • l Jack-detect function to mute LINE/MONO/HP output, to control S/PDIF output.
  • l Supports S/PDIF out is compliant with AC’97 rev2.2.
  • l 2 GPIO pins.
  • l 14.318MHz‡24.576MHz digital PLL.
  • l Supports double sampling rate (96KHz) of DVD audio playback.
  • l +30dB boost preamplifier for MIC input.
  • l Power support: Digital: 3.3V Analog: 3.3V/5V
  • l Standard 48-Pin LQFPPackage
REALTEK Inventory

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。

Rohs Code No Part Life Cycle Code Active
Reach Compliance Code HTS Code ! 8542.39.00.01
Consumer IC Type CONSUMER CIRCUIT JESD-30 Code S-PQFP-G48
Number of Terminals 48 Operating Temperature-Max 70 °C
Operating Temperature-Min Package Body Material PLASTIC/EPOXY
Package Code QFP Package Equivalence Code QFP48,.35SQ,20
Package Shape SQUARE Package Style FLATPACK
Power Supplies ! 3.3 V Qualification Status ! Not Qualified
Surface Mount ! YES Temperature Grade ! COMMERCIAL
Terminal Form ! GULL WING Terminal Pitch ! 0.5 mm
Terminal Position QUAD

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 ALC203 PDF 下載

常見問題解答

What is ALC203?

ALC203 is a low-power stereo audio codec (coder-decoder) integrated circuit designed by Realtek. It is commonly used in consumer electronics devices such as laptops, desktop computers, and sound cards to enable audio input and output functionalities.

How Does ALC203 Work?

The ALC203 codec works by converting analog audio signals into digital signals for processing and vice versa. It includes analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) to facilitate audio signal conversion. The codec also features audio mixing and routing capabilities for flexible audio processing.

How Many Pins does ALC203 have and What are the Functions of the Pinout Configuration?

The ALC203 is typically available in a 48-pin QFP (Quad Flat Package) or similar package. The pinout configuration may include:

  • Audio Inputs/Outputs: Analog audio input and output pins for connecting to microphones, speakers, and headphone jacks.
  • Digital Interfaces: Pins for digital audio interfaces such as I2S (Inter-IC Sound) or AC'97 (Audio Codec '97).
  • Control Pins: Pins for controlling codec functions such as volume control, mute, and power management.
  • Clock Pins: Pins for connecting external clock sources for synchronization.

What are the Pros and Cons of ALC203?

Pros:

  • Low Power Consumption: Operates with low power consumption, suitable for battery-powered devices.
  • Integrated Codec Functionality: Combines audio input and output functions in a single chip.
  • Cost-Effective: Provides a cost-effective solution for basic audio processing needs.
  • Compact Package: Available in compact package sizes for space-constrained designs.
  • Compatibility: Compatible with popular operating systems and audio software.

Cons:

  • Limitations in Audio Quality: May not offer the highest audio quality compared to high-end audio codecs.
  • Limited Features: Some advanced audio processing features may be limited or unavailable in the ALC203.
  • External Component Requirements: Additional external components may be needed for specific audio functionalities.

Are There Any Equivalents/Alternatives to ALC203 for Recommendation?

  • Alternatives to ALC203 include the Cirrus Logic CS42448 and the Texas Instruments PCM3060.
  • Similar products to ALC203 are the Realtek ALC888 and ALC1220 audio codecs.

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