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PDF AD1983 Data sheet ( Hoja de datos )
| Número de pieza | AD1983 | |
| Descripción | HD Audio SoundMAX Codec | |
| Fabricantes | Analog Devices | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de AD1983 (archivo pdf) en la parte inferior de esta página. Total 16 Páginas | ||
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HD Audio SoundMAX® Codec
AD1983
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 generator
Integrated headphone amplifiers
Selectable microphone inputs with preamplifiers
Stereo line level inputs
Full analog mixer
2 GPIOs for external circuit control, jack sense
32-lead, Pb-free LFCSP_VQ (QFN) package
ENHANCED FEATURES
No AFILT pins, results in BOM savings
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 sense trip level: high/low supports all jack types
Peripheral identification/enumeration
Jack presence detection: HD Audio SENSE and GPIOs
Microphone to MONO_OUT for speakerphone
Advanced power management modes
2 software-controlled microphone bias pins
Stereo microphone array capture
Source from two different ports
0 dB, 10 dB, 20 dB, and 30 dB boost options
SDATA_IN
SDATA_OUT
SYNC
RESET
BIT_CLK
DVDD
DVSS
+3.3V
NID: 01
GPIO
JACK
SENSE
FUNCTIONAL BLOCK DIAGRAM
GPIO_0/JS_1
GPIO_1/JS_0
SENSE_A
SENSE_SRC
NID: 02
16-, 20-, 24-BIT
32kHz, 44.1kHz, 48kHz
PCM/AC3
S/PDIF TX
NID: 03
24-BIT
48kHz
PCM
Σ-Δ DAC
NID: 0A
S/PDIF_OUT
NID: 10
DIGITAL
PCBEEP
GM
0dB TO –45.0dB
3dB STEPS
Σ
NID: 11
GA
–34.5dB TO +12dB
M
NID: 0E
Σ
–34.5dB TO +12dB
M
–34.5dB TO +12dB
M
NID: 04
20-BIT
48kHz
PCM/FLOAT32
Σ-Δ ADC
MG
0dB TO +22.5dB
GA
NID: 13
GA
NID: 12
Figure 1.
Σ
NID: 0B
Σ
NID: 0F
NID: 0D
NID: 0C
BOOST
0dB, 10dB, 20dB, 30dB
AVDD
AVSS
+5.0V
GA M
–46.5dBTO +3dB
NID: 06
HP
OUTPUT_EN
PORT-A
HEADPHONE
GA M Z
–46.5dBTO +3dB OUTPUT_EN
NID: 05
PORT-D
FRONT
GA M
–46.5dBTO +3dB
BIAS_SEL
MIC
BIAS
Z
BIAS_EN
NID: 07
MONO_OUT
NID: 09
MIC_BIAS-C
PORT-C
LINE IN
BIAS_SEL
MIC
BIAS
Z
BIAS_EN
NID: 08
MIC_BIAS-B
PORT-B
MIC
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.
Trademarksandregisteredtrademarksarethepropertyoftheirrespectiveowners.
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
©2006 Analog Devices, Inc. All rights reserved.
1 page  
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Parameter
POWER SUPPLY
Power Supply Range
Analog
Digital
Power Dissipation—Analog
(AVDD)/Digital (DVDD)
Analog Supply Current—Analog
(AVDD)
Digital Supply Current—Digital
(DVDD)
Power Supply Rejection
1 RMS values assume sine wave input.
2 Guaranteed by design; not production tested.
Conditions
(AVDD) ±10%
(DVDD) ±10%
100 mV p-p signal @ 1 kHz
POWER DOWN DISSIPATION
Table 2.
Parameter
FUNCTION NODE1
DAC
ADC
MIXER
1 BIT_CLK off.
DVDD
0
30
28
37
AD1983
Min Typ Max Unit
4.5 5.5 V
2.97 3.63 V
165/125
mW
33 mA
38 mA
40 dB
AVDD
1.8
26
26
17
Unit
mA
mA
mA
mA
Rev. 0 | Page 5 of 16
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AD1983
Table 9. Default Configuration Parameters
Bit 31
Bit 30
Node
ID
(Hex)
05
Name
Line Out
Type
ID Value
Connect
4 01014010 Jack
06 HP Out
4 0221401F Jack
07 Mono Out 4
08 Microphone 4
In
09 Line In
4
991301F0 Fixed
02A19020 Jack
0181302E Jack
0A S/PDIF Out 4
014511F0 Jack
29 27
28 24
Location
Chassis Position
External Rear
External Front
Internal Special 3
External Front
External Rear
External Rear
23
20
Def.
Device
Line
Out
HP Out
Speaker
Mic In
Line In
SPDIF
Out
19
16
Conn.
Type
1/8"
Jack
1/8"
Jack
ATAPI
1/8"
Jack
1/8"
Jack
Optical
15
12
Color
Green
Green
Unknown
Pink
Blue
Black
8
8
Misc.
Ovrrd.
0
0
1
0
0
1
7
4
Def.
Assn.
1
1
F
2
2
F
3
0
Sequence
0
F
0
0
E
0
Table 10. Widget Connection List
NID (Hex)
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
10
11
12
13
14
15
Name
S/PDIF
Front DAC
Record ADC
Port-D (Line Out)
Port-A (Headphone Out)
MONO_OUT
Port-B (Front Microphone)
Port-C (Line In)
S/PDIF_OUT
Mono Selector
Microphone Selector/Boost
Line In Selector
Analog Mixer
Mono Mixer
Digital PC Beep
Front Mix Amp
Port-B Mix Amp
Port-C Mix Amp
Record Selector
Analog Power-Down
0
NID (Hex)
01
14
03
03
0F
Index
12
NID (Hex) NID (Hex)
04
3
NID (Hex)
0E
0E
02
03 0C 0D 0E
08 09
09 08
11 12 13
0B
03
0C
0D
0C 0D 0E 0F
05 09 0B 14
Rev. 0 | Page 11 of 16
11 Page | ||
| Páginas | Total 16 Páginas | |
| PDF Descargar | [ Datasheet AD1983.PDF ] | |
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