AD1881A

AC??7 SoundMAX Codec
5,468 Effective Inventory

AD1881A

Effective Inventory5,468

AC??7 SoundMAX Codec

  • Manufacturer Part # : AD1881A

  • Package/Case: QFP48

  • Brand: Analog Devices

  • Product Categories : Other Consumer ICs

Quality Assurance

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

Shipping & Payment

About Shipping

We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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AD1881A DataSheet
no-price

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

Rapid Quote

Please submit RFQ for AD1881A or email to us: Email: [email protected], we will contact you in 12 hours.

Details

PRODUCT OVERVIEWThe AD1881A meets the Audio Codec ’97 2.0 and 2.1 Extensions. In addition, the AD1881A SoundMAX Codec is designed to meet all requirements of the Audio Codec ’97, Component Specification, Revision 1.03, © 1996, Intel Corporation, found at www.Intel.com. The AD1881A also includes some other Codec enhanced features such as the built-in PHAT Stereo 3D enhancement.The AD1881A is an analog front end for high performance PC audio applications. The AC’97 architecture defines a 2-chip audio solution comprising a digital audio controller, plus a high quality analog component that includes Digital-to-Analog Converters (DACs), Analog-to-Digital Converters (ADCs), mixer and I/O.The main architectural features of the AD1881A are the high quality analog mixer section, two channels of Σ∆ ADC conversion, two channels of Σ∆ DAC conversion with Data Direct Scram bling (D2S) rate generators. The AD1881A’s left channel ADC and DAC are compatible for modem applications supporting irrational sample rates and modem filtering requirements.AC’97 2.1 FEATURES Variable Sample Rate True Line-Level Output Supports Secondary Codec Modes AC’97 FEATURES Designed for AC’97 Analog I/O Component 48-Lead LQFP Package Multibit ΣΔ Converter Architecture for Improved S/N Ratio Greater than 90 dB 16-Bit Stereo Full-Duplex Codec Four Analog Line-Level Stereo Inputs for Connection from LINE, CD, VIDEO, and AUX Two Analog Line-Level Mono Inputs for Speakerphone and PC BEEP Mono MIC Input Switchable from Two External Sources High Quality CD Input with Ground Sense Stereo Line-Level Output Mono Output for Speakerphone or Internal Speaker Power Management SupportENHANCED FEATURES Mobile Low Power Mixer Mode Digital Audio Mixer Mode Full Duplex Variable 8 kHz to 48 kHz Sampling Rate with 1 Hz Resolution PHAT™ Stereo 3D Stereo Enhancement Split Power Supplies (3.3 V Digital/5 V Analog) Extended 6-Bit Master Volume Control Audio Amp Power-Down Signal

Key Features

  • Variable Sample Rate
  • True Line-Level Output
  • Supports Secondary Codec Modes
  • AC’97 FEATURES
  • Designed for AC’97 Analog I/O Component
  • 48-Lead LQFP Package
  • Multibit ΣΔ Converter Architecture for Improved
  • S/N Ratio Greater than 90 dB
  • 16-Bit Stereo Full-Duplex Codec
  • Four Analog Line-Level Stereo Inputs for Connection
  • from LINE, CD, VIDEO, and AUX
  • Two Analog Line-Level Mono Inputs for Speakerphone
  • and PC BEEP
  • Mono MIC Input Switchable from Two External
  • Sources
  • High Quality CD Input with Ground Sense
  • Stereo Line-Level Output
  • Mono Output for Speakerphone or Internal Speaker
  • Power Management Support
  • ENHANCED FEATURES
  • Mobile Low Power Mixer Mode
  • Digital Audio Mixer Mode
  • Full Duplex Variable 8 kHz to 48 kHz Sampling Rate
  • with 1 Hz Resolution
  • PHAT™ Stereo 3D Stereo Enhancement
  • Split Power Supplies (3.3 V Digital/5 V Analog)
  • Extended 6-Bit Master Volume Control
  • Audio Amp Power-Down Signal

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Manufacturer Analog Devices Product Category ! IC Chips

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification AD1881A PDF Download

FAQs

What is AD1881A?

The AD1881A is a high-performance audio codec (coder/decoder) designed by Analog Devices. It is commonly used in audio systems and multimedia devices to convert analog audio signals to digital format and vice versa.

How Does AD1881A Work?

The AD1881A works by sampling analog audio signals and converting them into digital data using high-resolution analog-to-digital converters (ADCs). It also includes digital-to-analog converters (DACs) for converting digital audio data back to analog signals. The codec may feature integrated signal processing and interface circuitry for seamless integration into audio systems.

How Many Pins does AD1881A have and What are the Functions of the Pinout Configuration?

The AD1881A is housed in a specific package. Once you provide the package information, I can include the pinout configuration details.

What are the Pros and Cons of AD1881A?

Pros:

  • High Performance: Provides high-quality audio conversion with low distortion and noise.
  • Integration: May include additional signal processing and interface circuitry for system integration.
  • Flexibility: Can support various audio formats and sampling rates.
  • Industry Standard: Widely used and supported in the audio industry.

Cons:

  • Complexity: May require careful design considerations for optimal performance.
  • External Components: Additional components like amplifiers, filters, and voltage regulators may be needed for specific applications.

Are There Any Equivalents/Alternatives to AD1881A for Recommendation?

Once you provide any specific alternatives or equivalents to the AD1881A, I can include them here for comparison.

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