Datasheet

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SRC4382
SBFS030C – JANUARY 2006 – REVISED SEPTEMBER 2007
ELECTRICAL CHARACTERISTICS: General, SRC, DIR, and DIT (continued)
All specifications are at T
A
= +25C, VDD18 = +1.8V, VDD33 = +3.3V, VIO = +3.3V, and VCC = +3.3V, unless otherwise noted.
SRC4382
PARAMETER CONDITIONS MIN TYP MAX UNITS
Total Harmonic Distortion + Noise (THD+N)
(2)
BW = 22Hz to f
SOUT
/2,
f = 997Hz at 0dBFS
f
SIN
:f
SOUT
= 12kHz:192kHz – 125 dB
f
SIN
:f
SOUT
= 44.1kHz:44.1kHz – 125 dB
f
SIN
:f
SOUT
= 44.1kHz:48kHz – 125 dB
f
SIN
:f
SOUT
= 44.1kHz:96kHz – 125 dB
f
SIN
:f
SOUT
= 44.1kHz:192kHz – 125 dB
f
SIN
:f
SOUT
= 48kHz:44.1kHz – 125 dB
f
SIN
:f
SOUT
= 48kHz:48kHz – 125 dB
f
SIN
:f
SOUT
= 48kHz:96kHz – 125 dB
f
SIN
:f
SOUT
= 48kHz:192kHz – 125 dB
f
SIN
:f
SOUT
= 96kHz:44.1kHz – 125 dB
f
SIN
:f
SOUT
= 96kHz:48kHz – 125 dB
f
SIN
:f
SOUT
= 96kHz:96kHz – 125 dB
f
SIN
:f
SOUT
= 96kHz:192kHz – 125 dB
f
SIN
:f
SOUT
= 192kHz:12kHz – 125 dB
f
SIN
:f
SOUT
= 192kHz:44.1kHz – 125 dB
f
SIN
:f
SOUT
= 192kHz:48kHz – 125 dB
f
SIN
:f
SOUT
= 192kHz:96kHz – 125 dB
f
SIN
:f
SOUT
= 192kHz:192kHz – 125 dB
Digital Interpolation Filter Characteristics
Passband 0.4535 נ f
SIN
Hz
Passband Ripple 0.007 dB
Transition Band 0.4535 נ f
SIN
0.5465 נ f
SIN
Hz
Stop Band 0.5465 נ f
SIN
Hz
Stop Band Attenuation – 125 dB
Group Delay (64 samples pre-buffered) Decimation filter enabled 102.53125/f
SIN
Seconds
Group Delay (64 samples pre-buffered) Direct down-sampling enabled 102/f
SIN
Seconds
Group Delay (32 samples pre-buffered) Decimation filter enabled 70.53125/f
SIN
Seconds
Group Delay (32 samples pre-buffered) Direct down-sampling enabled 70/f
SIN
Seconds
Group Delay (16 samples pre-buffered) Decimation filter enabled 54.53125/f
SIN
Seconds
Group Delay (16 samples pre-buffered) Direct down-sampling enabled 54/f
SIN
Seconds
Group Delay (8 samples pre-buffered) Decimation filter enabled 46.53125/f
SIN
Seconds
Group Delay (8 samples pre-buffered) Direct down-sampling enabled 46/f
SIN
Seconds
Digital Decimation Filter Characteristics
Passband 0.4535 נ f
SOUT
Hz
Passband Ripple 0.008 dB
Transition Band 0.4535 נ f
SOUT
0.5465 נ f
SOUT
Hz
Stop Band 0.5465 נ f
SOUT
Hz
Stop Band Attenuation – 125 dB
Group Delay Decimation filter enabled 36.46875/f
SOUT
Seconds
Group Delay Direct down-sampling enabled 0 Seconds
Digital De-Emphasis Filter Characteristics
Filter Error for All Settings De-emphasis filter enabled 0.001 dB
(2) Measured with an Audio Precision SYS-2722 192kHz test system with the input and output sampling frequencies asynchronous to one
another.
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