Datasheet

www.ti.com
ELECTRICALCHARACTERISTICS
PCM2900
PCM2902
SLES035E–MARCH2007–REVISEDMARCH2008
allspecificationsatT
A
=25°C,V
BUS
=5V,f
S
=44.1kHz,f
IN
=1kHz,16-bitdata,unlessotherwisenoted
PCM2900E,PCM2902E
PARAMETERTESTCONDITIONSUNIT
MINTYPMAX
CLOCKFREQUENCY
8,11.025,16,22.05,32,44.1,
f
S
SamplingfrequencykHz
48
DCACCURACY
%of
Gainmismatch,channel-to-channel±1±5
FSR
%of
Gainerror±2±10
FSR
%of
Bipolarzeroerror±0
FSR
DYNAMICPERFORMANCE
(1)
V
CCCI
=3.67V,V
IN
=–0.5dB
(2)
0.01%0.02%
THD+NTotalharmonicdistortionplusnoiseV
IN
=–0.5dB
(3)
0.1%
V
IN
=–60dB5%
DynamicrangeA-weighted8189dB
SNRSignal-to-noiseratioA-weighted8189dB
Channelseparation8085dB
ANALOGINPUT
Inputvoltage0.6V
CCCI
V
p-p
Centervoltage0.5V
CCCI
V
Inputimpedance30kΩ
–3dB150kHz
Antialiasingfilterfrequencyresponse
f
IN
=20kHz–0.08dB
DIGITALFILTERPERFORMANCE
Passband0.454f
S
Hz
Stopband0.583f
S
Hz
Pass-bandripple±0.05dB
Stop-bandattenuation65dB
t
d
Delaytime17.4/f
S
s
LCFfrequencyresponse–3dB0.078f
S
MHz
DACCHARACTERISTICS
Resolution8,16bits
Audiodatachannel1,2channel
CLOCKFREQUENCY
f
S
Samplingfrequency32,44.1,48kHz
(1)f
IN
=1kHz,usingaSystemTwo™audiomeasurementsystembyAudioPrecision™intheRMSmodewith20-kHzLPF,400-HzHPFin
calculation.
(2)UsingexternalvoltageregulatorforV
CCCI
(asshowninFigure36andFigure37,usingwithREG103xA-A)
(3)UsinginternalvoltageregulatorforV
CCCI
(asshowninFigure38andFigure39)
4SubmitDocumentationFeedbackCopyright©2007–2008,TexasInstrumentsIncorporated
ProductFolderLink(s):PCM2900PCM2902
Not Recommended for New Designs