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Analog Devices Semiconductor Electronic Components Datasheet



AD1882

High Definition Audio SoundMAX Codec



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FEATURES
Six 96 kHz DACs
Three independent stereo DAC pairs
Independent 8, 11.025, 16, 22.05, 32, 44.1,
48, 88.2, and 96 kHz sample rates
16-, 20-, and 24-bit PCM resolution
www.DataSheeSt4eUle.cotamble stereo mixer on outputs
Four 96 kHz ADCs
Two independent stereo ADC pairs
Simultaneous record of up to four channels
Independent 8, 11.025, 16, 22.05, 32, 44.1,
48, 88.2, and 96 kHz sample rates
16-, 20-, and 24-bit resolution
S/PDIF OUTPUT
Supports 44.1, 48, 88.2, and 96 kHz sample rates
16-, 20-, and 24-bit data widths; PCM and AC3 formats
Digital PCM gain control
High Definition Audio
SoundMAX Codec
AD1882
DEDICATED AUXILIARY PINS
Stereo CD input w/GND sense
Mono out pin for internal speakers or telephony
Analog PCBeep input pin
ENHANCED FEATURES
Two stereo headphone amplifiers
Microsoft Vista Premium logo for notebook and desktop
95 dB audio outputs, 90 dB audio inputs
Internal 32-bit arithmetic for greater accuracy
Impedance and presence detection on all jack pins
Digital synthesis PCBeep
C/LFE channel swapping
Two general-purpose digital I/O (GPIO) pins
Advanced power management modes
EAPD control for internal speakers
48-lead, Pb-free LFCSP_VQ package
DIGITAL
BEEP
DAC0
H
D DAC1
A DAC2
U
D
I
O
I
N
T
E
R
F ADC0
A
C
E
ADC1
HP
HP
AD1882
PORT F
PORT D
PORT G
MONO OUT
PORT A
PORT C
PORT E
PCBEEP
PORT B
CD IN
Figure 1. AD1882 Block Diagram
Rev. 0
Information furnished by Analog Devices is believed to be accurate and reliable.
However, no responsibility is assumed by Analog Devices for its use, nor for any
infringements of patents or other rights of third parties that may result from its use.
Specifications subject to change without notice. No license is granted by implication
or otherwise under any patent or patent rights of Analog Devices. Trademarks and
registered trademarks are the property of their respective owners.
One Technology Way, P.O.Box 9106, Norwood, MA 02062-9106 U.S.A.
Tel:781.329.4700
www.analog.com
Fax:781.461.3113
©2007 Analog Devices, Inc. All rights reserved.



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AD1882
TABLE OF CONTENTS
General Description ................................................. 3
Additional Information ............................................. 3
Jack Configuration ................................................... 3
AD1882 Specifications .............................................. 4
Test Conditions ....................................................... 4
Performance ........................................................... 4
General Specifications ............................................... 4
HD-Audio Link Specifications .................................... 6
www.DataPSohweeetr4DU.ocwomn States .................................................. 6
Absolute Maximum Ratings ....................................... 7
ESD Sensitivity ........................................................ 7
Environmental Conditions ......................................... 7
Pin Configuration and Function Descriptions ................. 8
HD Audio Widgets ................................................ 11
AD1882 HD Audio Parameters ................................. 12
Outline Dimensions ............................................... 16
Ordering Guide ..................................................... 16
REVISION HISTORY
7/07–Rev 0: Initial version
Rev. 0 | Page 2 of 16 | July 2007



Part Number AD1882
Description High Definition Audio SoundMAX Codec
Maker Analog Devices - Analog Devices
Total Page 16 Pages
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