SRC4392_14 Datasheet, PDF (5/94 Pages) Texas Instruments – Two-Channel, Asynchronous Sample Rate Converter with Integrated Digital Audio Interface Receiver and Transmitter

SRC4392
www.ti.com
SBFS029D – DECEMBER 2005 – REVISED DECEMBER 2012
ELECTRICAL CHARACTERISTICS: General, SRC, DIR, and DIT (continued)
All specifications are at T_A = +25°C, VDD18 = +1.8V, VDD33 = +3.3V, VIO = +3.3V, and VCC = +3.3V, unless otherwise
noted.
PARAMETER
Total Harmonic Distortion + Noise (THD+N)⁽²⁾
f_SIN:f_SOUT = 12kHz:192kHz
f_SIN:f_SOUT = 44.1kHz:44.1kHz
f_SIN:f_SOUT = 44.1kHz:48kHz
f_SIN:f_SOUT = 44.1kHz:96kHz
f_SIN:f_SOUT = 44.1kHz:192kHz
f_SIN:f_SOUT = 48kHz:44.1kHz
f_SIN:f_SOUT = 48kHz:48kHz
f_SIN:f_SOUT = 48kHz:96kHz
f_SIN:f_SOUT = 48kHz:192kHz
f_SIN:f_SOUT = 96kHz:44.1kHz
f_SIN:f_SOUT = 96kHz:48kHz
f_SIN:f_SOUT = 96kHz:96kHz
f_SIN:f_SOUT = 96kHz:192kHz
f_SIN:f_SOUT = 192kHz:12kHz
f_SIN:f_SOUT = 192kHz:44.1kHz
f_SIN:f_SOUT = 192kHz:48kHz
f_SIN:f_SOUT = 192kHz:96kHz
f_SIN:f_SOUT = 192kHz:192kHz
Digital Interpolation Filter Characteristics
Passband
Passband Ripple
Transition Band
Stop Band
Stop Band Attenuation
Group Delay (64 samples pre-buffered)
Group Delay (64 samples pre-buffered)
Group Delay (32 samples pre-buffered)
Group Delay (32 samples pre-buffered)
Group Delay (16 samples pre-buffered)
Group Delay (16 samples pre-buffered)
Group Delay (8 samples pre-buffered)
Group Delay (8 samples pre-buffered)
Digital Decimation Filter Characteristics
Passband
Passband Ripple
Transition Band
Stop Band
Stop Band Attenuation
Group Delay
Group Delay
Digital De-Emphasis Filter Characteristics
Filter Error for All Settings
CONDITIONS
BW = 22Hz to f_SOUT/2,
f = 997Hz at 0dBFS
SRC4392
MIN
TYP
MAX
–137
–140
–140
–140
–137
–140
–140
–140
–137
–141
–141
–140
–137
–140
–141
–141
–141
–137
UNITS
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Decimation filter enabled
Direct down-sampling enabled
Decimation filter enabled
Direct down-sampling enabled
Decimation filter enabled
Direct down-sampling enabled
Decimation filter enabled
Direct down-sampling enabled
0.4535 × f_SIN
0.5465 × f_SIN
–144
Decimation filter enabled
Direct down-sampling enabled
0.4535 × f_SOUT
0.5465 × f_SOUT
–143
0.4535 × f_SIN
±0.007
0.5465 × f_SIN
102.53125/f_SIN
102/f_SIN
70.53125/f_SIN
70/f_SIN
54.53125/f_SIN
54/f_SIN
46.53125/f_SIN
46/f_SIN
Hz
dB
Hz
Hz
dB
Seconds
Seconds
Seconds
Seconds
Seconds
Seconds
Seconds
Seconds
0.4535 × f_SOUT
±0.008
0.5465 × f_SOUT
36.46875/f_SOUT
0
Hz
dB
Hz
Hz
dB
Seconds
Seconds
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.
Copyright © 2005–2012, Texas Instruments Incorporated
Product Folder Links: SRC4392
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