AD1848

Parallel-Port 16-Bit SoundPort Stereo Codec
7,917 有效庫存

AD1848

有效庫存7,917

Parallel-Port 16-Bit SoundPort Stereo Codec

  • 製造商零件號 # : AD1848

  • 包裝/封裝: PLCC

  • 製造商: Analog Devices

  • 產品分類 : Other Consumer ICs

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AD1848 數據表
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詳細說明

PRODUCT OVERVIEWThe Parallel-Port AD1848K SoundPort® Stereo Codec integrates the key audio data conversion and control functions into a single integrated circuit. The AD1848K is intended to provide a complete, single-chip audio solution for business audio and multimedia applications requiring operation from a single +5 V supply. It provides a direct, byte-wide interface to both ISA (“AT”) and EISA computer buses for simplified implementation on a computer motherboard or add-in card. The AD1848K generates enable and direction controls for IC buffers such as 74_245.FEATURES Single-Chip Integrated ∑∆ Digital Audio Stereo Codec Supports the Microsoft Windows Sound System® Multiple Channels of Stereo Input Analog and Digital Signal Mixing Programmable Gain and Attenuation On-Chip Signal Filters Digital Interpolation Analog Output Low-Pass Sample Rates from 5.5 kHz to 48 kHz 68-Lead PLCC and 68-Lead TQFP Packages Operation from +5 V Supplies Byte-Wide Parallel Interface to ISA and EISA Buses Supports One or Two DMA Channels and Programmed I/O

主要特徵

  • Single-Chip Integrated ∑∆ Digital Audio Stereo Codec
  • Supports the Microsoft Windows Sound System®
  • Multiple Channels of Stereo Input
  • Analog and Digital Signal Mixing
  • Programmable Gain and Attenuation
  • On-Chip Signal Filters
  • Digital Interpolation
  • Analog Output Low-Pass
  • Sample Rates from 5.5 kHz to 48 kHz
  • 68-Lead PLCC and 68-Lead TQFP Packages
  • Operation from +5 V Supplies
  • Byte-Wide Parallel Interface to ISA and EISA Buses
  • Supports One or Two DMA Channels and Programmed I/O

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。

Manufacturer Analog Devices Product Category ! IC Chips

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 AD1848 PDF 下載

常見問題解答

What is AD1848?

The AD1848 is a stereo audio codec (coder-decoder) integrated circuit designed by Analog Devices. It is commonly used in sound cards and multimedia systems to convert analog audio signals to digital and vice versa, providing high-quality audio input and output capabilities.

How Does AD1848 Work?

The AD1848 works by digitizing analog audio signals using an analog-to-digital converter (ADC) and converting digital audio data back to analog using a digital-to-analog converter (DAC). It also includes features for audio mixing, volume control, and playback functions, making it a versatile audio processing solution.

How Many Pins does AD1848 have and What are the Functions of the Pinout Configuration?

The AD1848 is housed in a 28-pin DIP (Dual Inline Package) or SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

  • AIN1, AIN2: Analog input channels.
  • AOUT1, AOUT2: Analog output channels.
  • SDOUT, SDIN, LRCLK, BCLK, MCLK: Serial interface control and clock pins.
  • RESET, IRQ, DRQ: Control and data transfer pins for system integration.
  • VCC, GND: Power supply and ground pins.
  • MODE, MCE, MUTE, MIX: Control pins for operating modes and audio functions.

What are the Pros and Cons of AD1848?

Pros:

  • Versatile Audio Processing: Provides audio input and output capabilities with mixing, volume control, and playback functions.
  • Integrated Solution: Combines ADC, DAC, and audio processing features in a single chip for space-efficient designs.
  • Compatibility: Widely used in sound cards and multimedia systems, with established driver support.
  • Reliable Performance: Offers high-quality audio conversion and processing for various multimedia applications.

Cons:

  • Obsolete: The AD1848 is an older IC and may have limited availability in the market.
  • Interface Complexity: Requires proper configuration and signal timing for serial interface operation.
  • External Components: May need additional components such as amplifiers or filters for certain audio applications.

Are There Any Equivalents/Alternatives to AD1848 for Recommendation?

  • The Crystal CS4231A is a comparable audio codec IC commonly used in multimedia systems.
  • Alternatives to the AD1848 include the Cirrus Logic CS42448 and the Texas Instruments PCM1804.

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