Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF
ALLDATASHEET.COM

X  

Preview PDF Download HTML

AD1981HD Datasheet(PDF) 1 Page - Analog Devices

Part No. AD1981HD
Description  HD Audio SoundMAX Codec
Download  16 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  AD [Analog Devices]
Homepage  http://www.analog.com
Logo 

AD1981HD Datasheet(HTML) 1 Page - Analog Devices

 
Zoom Inzoom in Zoom Outzoom out
 1 / 16 page
background image
HD Audio SoundMAX® Codec
AD1981HD
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
© 2005 Analog Devices, Inc. All rights reserved.
FEATURES
2 DAC channels: 16-, 20-, or 24-bit
2 ADC channels: 16- or 20-bit
HD audio sample rates
8 kHz, 11.025 kHz, 16 kHz, 22.05 kHz, 32 kHz,
44.1 kHz, 48 kHz
Greater than 90 dB dynamic range
S/PDIF output: 32 kHz, 44.1 kHz or 48 kHz, 16- or 24-bit
Digital beep and analog PC beep pass-through
Integrated headphone amplifiers on two ports
Port retasking
Selectable microphone and line inputs
Full analog mixer
Legacy inputs: CD and auxiliary inputs
External amplifier power-down (EAPD)
48-pin, Pb-free LQFP
ENHANCED FEATURES
No AFILT pins, results in BOM savings
5.0 V AVDD supply, 3.3 V DVDD supply
Jack-sensing autoconfiguration options
Mute line output and monaural output (MONO_OUT)
when headphones are used
Mute MONO_OUT when a device is in the line out jack
Selectable trip level: high/low supports all jack types
Peripheral identification/enumeration
Jack event/presence detection using SENSE or GPIO pins
Microphone to MONO_OUT for speakerphone applications
Advanced power management modes
4 software-controlled microphone bias pins
Up to 30 dB microphone boost
4 GPIOs—external control or traditional jack sense
FUNCTIONAL BLOCK DIAGRAM
EQ
PCM
Σ-Δ DAC
S/PDIF_OUT
GPIO
GPIO
JACK
SENSE
SENSE
DIGITAL
PC BEEP
Σ
GA
G
PC BEEP
GA
GA
GA
GA
GA
GA
PC BEEP
PCM/FLOAT32
Σ-Δ ADC
M
G
PCM/AC3
S/PDIF TX
GAM
GAM
HP
GAM
BOOST
BOOST
MIC
BIAS
HP
Z
Z
GAM
MIC
BIAS
Z
Z
BOOST
GAM
MIC
BIAS
Z
Z
BOOST
MIC
BIAS
Z
DIFF
AMP
Σ
M
M
MIC_BIAS-C
PORT-C
MONO_OUT
PORT-A
MIC_BIAS-F
PORT-F
MIC_BIAS-D
PORT-D
MIC_BIAS-B
PORT-B
LINE_IN
HEADPHONE
REAR MIC
LINE_OUT
FRONT MIC
RESET
AVDD
AVSS
PC BEEP
5V
M
M
M
M
M
M
M
M
Figure 1.


Html Pages

1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16 


Datasheet Download



Related Electronics Part Number

Part NumberComponents DescriptionHtml ViewManufacturer
ADSP-1981BLAC 97 SoundMAX Codec 1 2 3 4 5 MoreAnalog Devices
ZXCD50STEVAL50W CLASS D AUDIO AMPLIFIER EVALUATION BOARD 1 2 3 4 5 MoreZetex Semiconductors
ZXCD100MOEVAL100W CLASS D AUDIO AMPLIFIER EVALUATION BOARD 1 2 3 4 5 MoreZetex Semiconductors
ZXCW8100S2832 BIT STEREO DIRECT DRIVE DIGITAL AUDIO AMPLIFIER 1 2 3 4 5 MoreZetex Semiconductors
IRFB4019PBFDIGITAL AUDIO MOSFET 1 2 3 4 5 MoreInternational Rectifier
SA586313 W BTL audio amplifier 1 2 3 4 5 MoreNXP Semiconductors
SA586322 x 2.2 W BTL audio amplifier 1 2 3 4 5 MoreNXP Semiconductors
TPA3107D215-W STEREO CLASS-D AUDIO POWER AMPLIFIER 1 2 3 4 5 MoreTexas Instruments
BC139AUDIO OUTPUT AMPLIFIER 1 2 3 STMicroelectronics

Link URL




Privacy Policy
ALLDATASHEET.COM
Does ALLDATASHEET help your business so far?  [ DONATE ]  

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   Alldatasheet API   |   Link Exchange   |   Manufacturer List
All Rights Reserved© Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn