Texas Instruments DEM-DAI3793A Stereo Receiver User Manual


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V
COM
AIN3L
AIN2L
AIN1L
AIN2R
AIN3R
AIN1R
MICB
DS
ADC
BCK
DIN
DOUT LRCK
MS/
ADR
MC/
SCL
MD/
SDA
MODE
SerialInterface(SPI/I C)
2
SCKI
AudioInterface
V
PA
PGND V
CC
AGND
V
DD
DGND
HPOL/
LOL
HPOR/
LOR
SPOLP
SPOLN
SPORP
SPORN
HDTI
MUX1
DAL
ADL
DAR
HPCOM/
MONO
COM
HPR
HPL
HPC
LOUT
ROUT
+30dBto
12dB-
+30dBto
12dB-
PG5
V
IO
MONO
MCB
COM
PG1
PG3
PG4
MONO
ADR
D2S
MUX3
MUX2
MUX4
0dBto
21dB-
0dBto
21dB-
PG6
PG2
0dB/
+20dB
0dB/
+20dB
Digital
Filter
Digital
Filter
Digital
Filter
Digital
Filter
MXL
MXR
HPOR
HPOL
COM
V
COM
ATP
(0dBto 62dB,Mute)-
DGC
(0dB/+6dB/+12dB/+18dB)
SilentPopNoise
Controller
ModuleofPossiblePowerUp/Down
PCM3794AhasnoSpeakerOutput
SW1
SW2
SW3
SW6
SW5
SW4
V
COM
PowerOn
Reset
Power
Up/Down
Manager
Clock
Manager
AnalogInputR-Channel
AnalogInputL-Channel
ATR
(Mute)
DS
ADC
DS
DAC
DS
DAC
+
+
+
+6dBto
70dB-
+6dBto
70dB-
+6dBto 70dB-
+6dBto 70dB-
SPL
SPR
MicBias
12
13
14
15
16
17
11
10
SwitchesSW1toSW6
AnalogInputOptions
Figure3-19illustratesthemodulesthatcorrespondtotheanalogpathfunction.
Figure3-19.ModulesCorrespondingtoAnalogPathFunction
AnalogInputOptions
ThisoptionselectstheappropriateMUXfortherespectiveleftorrightchannel.
•MUX1selectstheL-channelsource(AIN1/AIN2/AIN3).
•MUX2selectstheR-channelsource(AIN1/AIN2/AIN3).
D2SSelectOptions
Theanaloginputcanbeconfiguredassingle-endordifferential.SelecttheD2Sdrop-downmenuto
choosebetweendifferentialorsingle-endedinputs.Ifdifferentialisselected,AIN1LandAIN1Rareused
asdifferentialinputs.
AnalogMixerOptions
Theanaloginput,DACoutput,andotherchannelsoftheanaloginputcanbecombinedasananalog
mixersource.Tocombinethesources,selecttheAnalogMixermenutocombinetheDACoutputand
incomingstereoormonoanalogsignalinputthroughPG1/PG5orPG2/PG6.
MicBoostOptions
Thischeckboxsets(orresets)the+20dBmicrophonepre-ampPG1(L-ch)orPG2(R-ch).
Set-UpGuide 36SBAU127–July2007
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