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AD1984 Datasheet(PDF) 1 Page - Analog Devices

Part No. AD1984
Description  High Definition Audio SoundMAX Codec
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD1984 Datasheet(HTML) 1 Page - Analog Devices

 
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High Definition Audio
SoundMAX® Codec
AD1984
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.
FEATURES
FOUR 192 kHz DACs/ADCs
Two independent stereo DAC/ADC pairs
Simultaneous record of two stereo channels
Simultaneous playback of two stereo channels
Independent 8, 11.025, 16, 22.05, 32, 44.1,
48, 88.2, 96, 176.4, and 192 kHz sample rates
16, 20, and 24-bit resolution
Selectable stereo mixer on outputs
4-CHANNEL DIGITAL MICROPHONE INTERFACE
Four 192 kHz digital microphone channels
Supports multiple microphone types
Two microphones per pin (four total)
One microphone per pin (two total)
Low pin count, uses 3 pins
Stereo or quad array support
8, 11.025, 16, 22.05, 32, 44.1, 48, 88.2, 96,
176.4, and 192 kHz sample rates
16, 20, and 24-bit resolution
S/PDIF OUTPUT
Supports 44.1, 48, 88.2, 96, 176.4, and 192 kHz sample rates
16, 20, and 24-bit data; PCM, and AC3 formats
Digital PCM gain control
DEDICATED AUXILLARY PINS
Stereo CD/auxillary I/O port w/GND sense
Stereo auxillary/dock I/O port
Mono out pin for internal speakers or telephony
ENHANCED FEATURES
Two stereo headphone amplifiers
Microsoft Vista premimum logo for notebook and desktop
96+ dB audio outputs, 90+ dB audio inputs
Internal 32-bit arithmetic for greater accuracy
Impedance and presence detection on all jacks
Three independent microphone bias pins
Digital and analog PCBeep
Three general-purpose digital I/O (GPIO) pins
3.3 V analog and digital supply voltages
Advanced power management modes
48-lead, Pb-free LFCSP_VQ package
Figure 1. Functional Block Diagram
ADC0
ADC1
DAC0
DM_CLK
DM_1/2
DM_3/4
DIGITAL
MICROPHONE
MONO OUT
PORT A
PORT D
PORT F
AD1984
H
D
A
U
D
I
O
I
N
T
E
R
F
A
C
E
PORT C
PORT E
PORT B
S/PDIF OUT
DAC1
PCBEEP
HP
HP
DIGITAL
PCBEEP


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