CS4270 Datasheet, PDF (13/48 Pages) Cirrus Logic – 24-Bit, 192 kHz Stereo Audio CODEC

ADC ANALOG CHARACTERISTICS (CS4270-DZZ)
Measurement Bandwidth is 10 Hz to 20 kHz unless otherwise specified. Input is 1 kHz sine wave.
CS4270
Parameter
Single-Speed Mode
Fs = 48 kHz
Dynamic Range
A-weighted
unweighted
Total Harmonic Distortion + Noise
(Note 10)
-1 dB
-20 dB
-60 dB
Double-Speed Mode
Fs = 96 kHz
Dynamic Range
A-weighted
unweighted
40 kHz bandwidth unweighted
Total Harmonic Distortion + Noise
40 kHz bandwidth
(Note 10)
-1 dB
-20 dB
-60 dB
-1 dB
Quad-Speed Mode
Fs = 192 kHz
Dynamic Range
A-weighted
unweighted
40 kHz bandwidth unweighted
Total Harmonic Distortion + Noise
40 kHz bandwidth
(Note 10)
-1 dB
-20 dB
-60 dB
-1 dB
Symbol
THD+N
THD+N
THD+N
VA = 5V
VA = 3.3V
Min Typ Max Min Typ Max Unit
97 105 -
94 102
-
dB
94 102 -
91 99
-
dB
-
-98 -90
-
-95 -87 dB
-
-82
-
-
-79
-
dB
-
-42
-
-
-39
-
dB
97 105 -
94 102
-
dB
94 102 -
91 99
-
dB
-
99
-
-
96
-
dB
-
-98 -90
-
-95 -87 dB
-
-82
-
-
-79
-
dB
-
-42
-
-
-39
-
dB
-
-95
-
-
-87
-
dB
97 105 -
94 102
-
dB
94 102 -
91 99
-
dB
-
99
-
-
96
-
dB
-
-98 -90
-
-95 -87 dB
-
-82
-
-
-79
-
dB
-
-42
-
-
-39
-
dB
-
-95
-
-
-87
-
dB
10. Referred to the typical full-scale input voltage.
DS686A1
13