MS6821
MOSA
4 Stereo inputs / 2W PA output integrated Audio DAC and Volume Control
Input Selector and Input Gain
ꢀ
0ꢀ
0ꢀ
ꢀ
ꢀ
0ꢀ
1ꢀ
ꢀ
MSBꢀ
LSB
S0
Function
1ꢀ
1ꢀ
ꢀ
Lꢂch,ꢀInputꢀGainꢀandꢀlineꢀSelectionꢀ
G2
G1
G0
S1
Rꢂch,ꢀInputꢀGainꢀandꢀlineꢀSelectionꢀ
ꢀ
ꢀ
ꢀ
0ꢀ
0ꢀ
1ꢀ
1ꢀ
ꢀ
0ꢀ
1ꢀ
0ꢀ
1ꢀ
ꢀ
Lineꢀ1ꢀ(LꢂchꢀorꢀRꢂch)ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Lineꢀ2ꢀ(LꢂchꢀorꢀRꢂch)ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Lineꢀ3ꢀ(LꢂchꢀorꢀRꢂch)ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Lineꢀ4ꢀ(LꢂchꢀorꢀRꢂch)ꢀ
0ꢀdBꢀ
ꢀ
ꢀ
ꢀ
0ꢀ
0ꢀ
0ꢀ
0ꢀ
1ꢀ
1ꢀ
1ꢀ
1ꢀ
0ꢀ
0ꢀ
1ꢀ
1ꢀ
0ꢀ
0ꢀ
1ꢀ
1ꢀ
0ꢀ
1ꢀ
0ꢀ
1ꢀ
0ꢀ
1ꢀ
0ꢀ
1ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
3ꢀdBꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
6ꢀdBꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
9ꢀdBꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
12ꢀdBꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
15ꢀdBꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
18ꢀdBꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
21ꢀdBꢀ
Initialꢀstate:ꢀLꢂch1,ꢀRꢂch1,ꢀInputꢀgainꢀisꢀ0dB.ꢀ
Power Down Mode
ꢀ
ꢀ
MSBꢀ
LSB
Function
DAC
PD
CAP
PD
1ꢀ
1ꢀ
0ꢀ
Powerꢀmodeꢀselectionꢀandꢀpowerꢀmanagementꢀ
RPD LPD PDPR
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
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ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
0ꢀ
1ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
DACꢀisꢀactiveꢀmodeꢀ
DACꢀisꢀpowerꢀdownꢀmodeꢀ
0ꢀ
1ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
RꢂchꢀPAꢀoutputꢀisꢀactiveꢀmodeꢀ
RꢂchꢀPAꢀoutputꢀisꢀpowerꢀdownꢀmodeꢀ
LꢂchꢀPAꢀoutputꢀisꢀactiveꢀmodeꢀ
LꢂchꢀPAꢀoutputꢀisꢀpowerꢀdownꢀmodeꢀ
Disableꢀpreparationꢀforꢀpowerꢀoffꢀ
Enableꢀpreparationꢀforꢀpowerꢀoffꢀ
SetꢀtheꢀvoltageꢀofꢀCAPꢀtoꢀmiddleꢀofꢀsupplyꢀvoltageꢀ
PullꢀdownꢀCAPꢀpinꢀtoꢀgroundꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
0ꢀ
1ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
0ꢀ
1ꢀ
ꢀ
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ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
0ꢀ
1ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Initialꢀstate:ꢀAllꢀareꢀtheꢀpowerꢀdownꢀmodes.ꢀ
Enableꢀtheꢀpowerꢀdownꢀpreparationꢀbeforeꢀtheꢀchipꢀwillꢀbeꢀshutꢀdown.
ꢀ
Attenuation
&
Mute
LPD
RPD
Mixer
ꢁ1
Lꢁchꢀselector
&ꢀGain
ꢁ1
Rꢁchꢀselector
&ꢀGain
Attenuation
&
Mixer
ꢁ1
Mute
ꢁ1
16ꢁbitꢀDAC
DACPD
ꢀ
ꢀ
ꢀ
REVꢀ 1.0
ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ 16ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ www.mosanalog.comꢀ
MOSA [ MOSA ELECTRONICS ]
