MS6821
MOSA
4 Stereo inputs / 2W PA output integrated Audio DAC and Volume Control
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Audio DAC Characteristics ꢀ (samplingꢀrate=4fs,ꢀfs=ꢀ44.1kHz,ꢀf=1kHz)
Resꢀ
Resolutionꢀ
ꢀ
ꢂꢀ
ꢂꢀ
16ꢀ
bitsꢀ
Vꢀ
VFSDAC
ꢀ
FullꢀscaleꢀoutputꢀvoltageꢀofꢀDACꢀ VFS=0.72ꢀ*ꢀVDD
ꢀ
VFSꢂ1.5%
ꢀ
VFSꢀ VFS+1.5%ꢀ
CAP=1uFꢀ(200Hz)ꢀ
ꢀ
ꢀ
66ꢀ
67ꢀ
88ꢀ
ꢂ67ꢀ
ꢂꢀ
ꢂꢀ
PSRRꢀ
CSꢀ
Powerꢀsupplyꢀrejectionꢀratioꢀ
Channelꢀseparationꢀ
dBꢀ
CAP=10uFꢀ(200Hz)ꢀ
ꢀ
ꢀ
ꢀ
dBꢀ
dBꢀ
%ꢀ
ꢂꢀ
ꢂꢀ
ꢂ62ꢀ
Totalꢀharmonicꢀdistortionꢀplusꢀ
noiseꢀ
DACꢀoutput,ꢀRL=1kΩ,ꢀVFSꢀ
THD+Nꢀ
S/Nꢀ
0.0447ꢀ 0.079ꢀ
DACꢀoutput,ꢀRL=1kΩ,ꢀVFSꢀ
Aꢂweightingꢀ
BTLꢀMode,ꢀRLꢀ=ꢀ4Ωꢀ
THD+Nꢀ=ꢀ0.33%ꢀ
BTLꢀMode,ꢀRLꢀ=ꢀ8Ωꢀ
THD+Nꢀ=ꢀ0.15ꢀ%ꢀ
SEꢀMode,ꢀRLꢀ=ꢀ32Ωꢀ
THD+Nꢀ=ꢀ0.042%ꢀ
Signalꢂtoꢂnoiseꢀratioꢀ
86ꢀ
1.44ꢀ
0.75ꢀ
41.4mꢀ
90ꢀ
1.6ꢀ
ꢂꢀ
ꢂꢀ
ꢂꢀ
ꢂꢀ
dBꢀ
Wꢀ
Wꢀ
Wꢀ
Maximumꢀoutputꢀpowerꢀ
usingꢀDACꢀ
DACPoꢀ
0.83ꢀ
46mꢀ
ꢀ
3.3V ELECTRICAL CHARACTERISTICS
(Ta=25℃,ꢀVDD=3.3V,ꢀVSS=0V,ꢀf=1kHz;ꢀunlessꢀotherwiseꢀspecified)ꢀ
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
DC Characteristics
Allꢀdevicesꢀareꢀactive,ꢀBTLꢀ ꢀ
Allꢀdevicesꢀareꢀactive,ꢀSEꢀ
DACꢀPD,ꢀBTLꢀ
ꢂꢀ
ꢂꢀ
ꢂꢀ
ꢂꢀ
11.5ꢀ
8.5ꢀ
9ꢀ
ꢂꢀ
ꢂꢀ
ꢂꢀ
ꢂꢀ
DACꢀPD,ꢀSEꢀ
6ꢀ
IQꢀ
Quiescentꢀcurrentꢀ
mAꢀ
Lꢂchꢀ(Rꢂch)ꢀPD,ꢀBTLꢀ
DACꢀactiveꢀ
ꢂꢀ
7.1ꢀ
ꢂꢀ
Lꢂchꢀ(Rꢂch)ꢀPD,ꢀSEꢀ
DACꢀactiveꢀ
ꢂꢀ
ꢂꢀ
5.6ꢀ
2.6ꢀ
ꢂꢀ
ꢂꢀ
OnlyꢀDACꢀisꢀactiveꢀ
AC Characteristics (Stereo input)ꢀ
ꢂꢀ
ꢂꢀ
ꢂ67ꢀ
60ꢀ
dBꢀ
%ꢀ
Totalꢀharmonicꢀdistortionꢀplusꢀ
SEꢀmode,ꢀRL=32Ω,ꢀ35mWꢀ
THD+Nꢀ
Noiseꢀ
0.0447ꢀ
0.1ꢀ
BTLꢀMode,ꢀRLꢀ=ꢀ4Ωꢀ
THD+Nꢀ=ꢀ1%ꢀ
BTLꢀMode,ꢀRLꢀ=ꢀ8Ωꢀ
THD+Nꢀ=ꢀ1%ꢀ
SEꢀMode,ꢀRLꢀ=ꢀ32Ωꢀ
THD+Nꢀ=ꢀ0.1%ꢀ
ꢂꢀ
ꢂꢀ
ꢂꢀ
0.8ꢀ
0.53ꢀ
35mꢀ
ꢂꢀ
ꢂꢀ
ꢂꢀ
Wꢀ
Wꢀ
Wꢀ
Poꢀ
Maximumꢀoutputꢀpowerꢀ
Audio DAC Characteristics (samplingꢀrate=4fs,ꢀfs=ꢀ44.1kHz,ꢀf=1kHz)ꢀ
ꢂꢀ
ꢂꢀ
ꢂ66ꢀ
60ꢀ
dBꢀ
%ꢀ
Totalꢀharmonicꢀdistortionꢀplusꢀ
noiseꢀ
DACꢀoutput,ꢀRL=1kΩ,ꢀVFSꢀ
THD+Nꢀ
0.05ꢀ
0.1ꢀ
BTLꢀMode,ꢀRLꢀ=ꢀ4Ωꢀ
THD+Nꢀ=ꢀ0.25%ꢀ
BTLꢀMode,ꢀRLꢀ=ꢀ8Ωꢀ
THD+Nꢀ=ꢀ0.14ꢀ%ꢀ
SEꢀMode,ꢀRLꢀ=ꢀ32Ωꢀ
THD+Nꢀ=ꢀ0.052%ꢀ
0.63ꢀ
0.32ꢀ
18mꢀ
0.70ꢀ
0.35ꢀ
20mꢀ
ꢂꢀ
ꢂꢀ
ꢂꢀ
Wꢀ
Wꢀ
Wꢀ
Maximumꢀoutputꢀpowerꢀ
usingꢀDACꢀ
DACPoꢀ
REVꢀ 1.0
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