AD1884A Codec Datasheet

AD1884A Datasheet PDF, Equivalent


Part Number

AD1884A

Description

High Definition Audio SoundMAX Codec

Manufacture

Analog Devices

Total Page 20 Pages
PDF Download
Download AD1884A Datasheet PDF


AD1884A
FEATURES
Microsoft Vista Premium Logo for notebook
90+ dB audio outputs, 85 dB audio inputs
WLP 3.0 and 4.0
2 stereo headphone amplifiers
Internal 32-bit arithmetic for greater accuracy
www.DataSheeItm4Up.ecdomance and presence detection on all jacks
Full analog mixer with DAC inputs
3 independent microphone bias pins
Digital and analog PCBeep
3 general-purpose digital I/O (GPIO) pins
3.3 V analog supply voltage
1.7 V to 1.9 V or 3.3 V digital supply voltages
1.5 V or 3.3 V HD Audio link signaling voltage
Advanced power management modes
48-lead, RoHS compliant LFCSP_VQ package
S/PDIF OUTPUT
Supports 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and
192 kHz sample rates
16-, 20-, and 24-bit data; PCM and AC3 formats
Digital PCM gain control
High Definition Audio
SoundMAX Codec
AD1884A
192 kHz DACs/ADCs
2 independent stereo DAC/ADC pairs
Simultaneous record of 2 stereo channels
Simultaneous playback of 2 stereo channels
Independent 8 kHz, 11.025 kHz, 16 kHz, 22.05 kHz, 32 kHz,
44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz
sample rates
16-, 20-, and 24-bit resolution
Selectable stereo mixer on outputs
AUXILIARY PINS
Stereo CD/auxiliary I/O port with ground sense
Stereo auxiliary/dock I/O port
Mono out pin for internal speakers or telephony
DAC0
H
D D AC1
A
U
D S/PDIF OUT
I
O
I DIGITAL
N PCBEEP
T
E
R
F ADC0
A
C
E ADC1
6 HP
6 HP
6
6
6
6
Figure 1. Functional Block Diagram
PORT A
PORT D
MONO OUT
PORT E
PORT F
PC BEEP
PORT B
PORT C
AD1884A
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 ©2008 Analog Devices, Inc. All rights reserved.

AD1884A
AD1884A
TABLE OF CONTENTS
Features ................................................................. 1
Revision History ...................................................... 2
General Description ................................................. 3
Additional Information .......................................... 3
Jack Configuration ................................................ 3
Specifications .......................................................... 4
Test Conditions .................................................... 4
Performance ........................................................ 4
www.DataShGeeetn4eUr.acloSmpecifications ............................................ 4
HD Audio Link Specification ................................... 7
Power-Down States ............................................... 7
Absolute Maximum Ratings .................................... 8
ESD Caution ........................................................ 8
Environmental Conditions ...................................... 8
Pin Configuration and Function Descriptions ................. 9
Audio Widgets ...................................................... 12
HD Audio Parameters ............................................. 13
HD Widget Parameters ........................................... 14
Connection List ..................................................... 15
Default Configuration Bytes ..................................... 16
Outline Dimensions ............................................... 17
Ordering Guide ..................................................... 17
REVISION HISTORY
3/08—Revision 0: Initial Version
Rev. 0 | Page 2 of 20 | March 2008


Features High Definition Audio SoundMAX Codec AD1 884A FEATURES Microsoft Vista Premium L ogo for notebook 90+ dB audio outputs, 85 dB audio inputs WLP 3.0 and 4.0 2 st ereo headphone amplifiers Internal 32-b it arithmetic for greater accuracy Impe dance and presence detection on all jac ks www.DataSheet4U.com Full analog mixe r with DAC inputs 3 independent microph one bias pins Digital and analog PCBeep 3 general-purpose digital I/O (GPIO) p ins 3.3 V analog supply voltage 1.7 V t o 1.9 V or 3.3 V digital supply voltage s 1.5 V or 3.3 V HD Audio link signalin g voltage Advanced power management mod es 48-lead, RoHS compliant LFCSP_VQ pac kage 192 kHz DACs/ADCs 2 independent s tereo DAC/ADC pairs Simultaneous record of 2 stereo channels Simultaneous play back of 2 stereo channels Independent 8 kHz, 11.025 kHz, 16 kHz, 22.05 kHz, 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kH z, 176.4 kHz, and 192 kHz sample rates 16-, 20-, and 24-bit resolution Selecta ble stereo mixer on outputs AUXILIARY PINS Stereo CD/auxiliary.
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