Hot-selling and scarce AD1819BJST Sound Port Codec QFP-48 spot stock

Product Descriptions

The AD1819B SoundPort Codec is designed to meet all requirements of the Audio Codec’97, Component Specification, Revision1.03, © 1996, Intel Corporation, found at www.Intel.com. Inaddition, the AD1819B supports multiple codec configurations(up to three per AC-Link), a DSP serial mode, variable samplerates, modem sample rates and filtering, and built-in Phat Stereo 3D enhancement .

The AD1819B is an analog front end for high performance PCaudio, modem, or DSP applications . The AC’97 architecturedefines a 2-chip audio solution comprising a digital audio controller, plus a high quality analog component that includesDigital-to-Analog Converters (DACs), Analog-to-Digital Converters (ADCs) mixer and I/O .

The main architectural features of the AD1819B are the highquality analog mixer section, two channels of Σ∆ ADC conversion, two channels of Σ∆ DAC conversion and Data DirectScrambling (D²S) rate generators . The AD1819B’s left channelADC and DAC are compatible for modem applications supporting irrational sample rates and modem filtering requirements .

Product Features

Fully Compliant AC’97 Analog I/O Component

48-Terminal LQFP Package

Multibit  Converter Architecture for Improved

S/N Ratio >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

Power Management Support

Product Photos

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