AD1984B データシートの表示（PDF） - Analog Devices

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AD1984B

High Definition Audio SoundMAX Codec

Analog Devices 

GENERAL DESCRIPTION

The AD1984B audio codec and SoundMAX® software provide

superior high definition audio quality that exceeds Vista Pre-

mium performance. The AD1984B has two 192 kHz DAC pairs,

two 192 kHz ADC pairs, dual S/PDIF outputs, a 2-channel digi-

tal microphone interface, and digital and analog PCBeep. These

features make the AD1984B the right choice for desktop and

notebook PCs where performance is key. For more information

on SoundMAX codecs and software see the Analog Devices,

Inc., website at www.analog.com/soundMAX.

The AD1984B has two S/PDIF outputs that can connect to both

S/PDIF jacks and external HDMITM encoder devices.

The AD1984B is available in a 48-lead, RoHS compliant frame

chip scale package in both reels and trays. See Ordering Guide

on Page 18.

ADDITIONAL INFORMATION

This data sheet provides a general overview of the AD1984B

SoundMAX codec’s architecture and functionality. Detailed

widget information is available in the AD1984B Programmers

Reference Manual. Please contact your local ADI sales represen-

tative for more information.

JACK CONFIGURATION

The guidelines shown in Table 1 through Table 3 should be

used when selecting ports for particular functions.

Table 1. Typical Desktop Configuration

Port

Port A

Port B

Port C

Port D

S/PDIF-1

S/PDIF-2

Function

Front Panel Headphone

Front Panel Microphone

Rear Panel Line-In/Microphone

Rear Panel Line-Out/Headphone

Optical/RCA S/PDIF Output

HDMI Encoder Audio Source

Table 2. Typical Notebook Configuration

Port

Port A

Port B

Port C

Port F

S/PDIF-1

S/PDIF-2

Function

Headphone

Microphone

Internal Microphone

Internal Stereo Speakers

Optical/RCA S/PDIF Output

HDMI Encoder Audio Source

AD1984B

Table 3. Typical Notebook Configuration with Dock

Interface

Port

Port A

Port B

Port C

Port D

Port E

Port F

S/PDIF-1

S/PDIF-2

Function

Headphone

Microphone

Internal Microphone

Dock Line-Out/Headphone

Dock Line-In/Microphone

Internal Stereo Speakers

Optical/RCA S/PDIF Output

HDMI Encoder Audio Source

Rev. 0 | Page 3 of 20 | February 2008

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