Datasheet

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ELECTRICAL CHARACTERISTICS
PCM2901
PCM2903
SLES034C – MARCH 2002 – REVISED NOVEMBER 2007
All specifications at T
A
= 25 ° C, V
CCC
= V
CCP1
= V
CCP2
= V
CCX
= V
DD
= 3.3 V, f
S
= 44.1 kHz, f
IN
= 1 kHz, 16-bit data, unless
otherwise noted
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
ADC CHARACTERISTICS
Resolution 8, 16 bits
Audio data channel 1, 2 channel
Clock Frequency
f
S
Sampling frequencies 8, 11.025, 16, 22.05, 32, 44.1, 48 kHz
DC Accuracy
Gain mismatch, channel-to-channel ± 1 ± 5 % of FSR
Gain error ± 2 ± 10 % of FSR
Bipolar zero error ± 0 % of FSR
Dynamic Performance
(1)
V
IN
= – 0.5 dB 0.01% 0.02%
THD+N Total harmonic distortion plus noise
V
IN
= – 60 dB 5%
Dynamic range A-weighted 81 89 dB
SNR Signal-to-noise ratio A-weighted 81 89 dB
Channel separation 80 85 dB
Analog Input
Input voltage 0.6 V
CCC
Vp-p
Center voltage 0.5 V
CCC
V
Input impedance 30 k Ω
– 3 dB 150 kHz
Antialising filter frequency response
f
IN
= 20 kHz – 0.08 dB
Digital Filter Performance
Pass band 0.454 f
S
Hz
Stop band 0.563 f
S
Hz
Pass-band ripple ± 0.05 dB
Stop-band attenuation – 65 dB
t
d
Delay time 17.4/f
S
s
LCF frquency response – 3 dB 0.078 f
S
MHz
(1) f
IN
= 1 kHz, using a System Two™ audio measurement system by Audio Precision™ in RMS mode with a 20-kHz LPF and 400-Hz HPF
in the calculation.
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Product Folder Link(s): PCM2901 PCM2903