AD1980 Analog Devices, AD1980 Datasheet
AD1980
Manufacturer Part Number
AD1980
Description
AD1980 AC'97 SoundMAX® Codec W/spdif W/eq
Manufacturer
Analog Devices
Datasheet
1.AD1980.pdf
(32 pages)
Available stocks
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Part Number:
AD1980JST
Manufacturer:
ADI
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AD1980JST
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ADI/亚德诺
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a
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. 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 companies.
SURR_OUT_R/
SURR_OUT_L/
CENTER_OUT
LINE_OUT_R
LINE_OUT_L
MONO_OUT
HP_OUT_R
HP_OUT_L
PHONE_IN
LINE_IN_R
LINE_IN_L
FEATURES
AC ’97 2.3 COMPATIBLE FEATURES
6 DAC Channels for 5.1 Surround
S/PDIF Output
Integrated Stereo Headphone Amplifier
Variable Rate Audio
Double Rate Audio (f
Greater than 90 dB Dynamic Range
20-Bit PCM DACs
Line-Level Mono ”Phone” Input
High Quality CD Input
Selectable MIC Input with Preamp
AUX and Line_In Stereo Inputs
External Amplifier Power-Down Control
Power Management Modes
48-Lead LQFP Package
LFE_OUT
CD_GND
AUX_R
AUX_L
CD_R
CD_L
MC1
MC2
HP
HP
MZ
MZ
MZ
DIFF AMP
MZ
MZ
CD
M
M
AD1980
A
A
A
A
A
A
A
S
= 96 kHz)
MIC PREAMP
G
G
M
M
GA
M
GA
M
M
GA
M
GA
M
FUNCTIONAL BLOCK DIAGRAM
V
GA
REFOUT
M
GA
M
GA
M
M
G
GA
M
V
REF
M
M
REFERENCE
ENHANCED FEATURES
Integrated Parametric Equalizer
Stereo MIC Preamp Support
Integrated PLL for System Clocking
Variable Sample Rate 7 kHz to 96 kHz
Jack Sense (Auto Topology Switching)
Software Controlled VREF_OUT for MIC Bias
Software Enabled Outputs for Jack Sharing
Auto Down-Mix and Channel Spreading Modes
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781/329-4700
Fax: 781/326-8703
VOLTAGE
G = GAIN
A = ATTENUATION
M = MUTE
Z = HIGH Z
M
M
M
M
G
G
M
M
G
G
G
G
M
G
G
M
AC ’97 SoundMAX
PCM FRONT
PCM SURR
ADC RATE
DAC RATE
DAC RATE
DAC RATE
16-BIT
16-BIT
PCM LFE
20-BIT
20-BIT
20-BIT
20-BIT
20-BIT
20-BIT
- ADC
- ADC
PCM L/R
- DAC
- DAC
- DAC
- DAC
- DAC
- DAC
CODEC CORE
© 2002 Analog Devices, Inc. All rights reserved.
EQ
EQ
XTL_OUT XTL_IN SPDIF
PLL
CONTROL LOGIC
ANALOG MIXING
LOGIC
SLOT
DAC
JS0
REGISTERS
AD1980
CONTROL
JS1
AC '97
SPDIF
www.analog.com
TX
®
EAPD
EAPD
Codec
ID0
ID1
RESET
SYNC
BITCLK
SDATA_OUT
SDATA_IN
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