CS4245 Datasheet, PDF (16/54 Pages) Cirrus Logic – 105 dB, 24-Bit, 192 kHz Streo Sudio CODEC

CS4245
AUXILIARY OUTPUT ANALOG CHARACTERISTICS Test conditions (unless otherwise
specified): Synchronous mode, Fs = 48/96/192 kHz. Input test signal is a 1 kHz sine wave; measurement bandwidth
is 10 Hz to 20 kHz.
VA = 5 V
Parameter
Symbol Min
Typ
Dynamic Performance with PGA Output Selected, Line Level Input
Dynamic Range
(Note 18)
PGA Setting: -12 dB to +6 dB
A-weighted
unweighted
99
105
96
102
Max
Unit
-
dB
-
dB
PGA Setting: +12 dB Gain
A-weighted
unweighted
93
99
90
96
-
dB
-
dB
Total Harmonic Distortion + Noise
(Note 18) THD+N
PGA Setting: -12 dB to +12 dB
-1 dB
-20 dB
-
-80
-74
dB
-
-82
-
dB
-60 dB
-
-42
-
dB
Dynamic Performance with PGA Output Selected, Mic Level Input
Dynamic Range
(Note 18)
PGA Setting: -12 dB to 0 dB
A-weighted
unweighted
77
83
74
80
-
dB
-
dB
PGA Setting: +12 dB
A-weighted
unweighted
65
71
62
68
-
dB
-
dB
Total Harmonic Distortion + Noise
(Note 18) THD+N
PGA Setting: -12 dB to 0 dB
-1 dB
-
-20 dB
-
-60 dB
-
-74
-68
dB
-60
-
dB
-20
-
dB
PGA Setting: +12 dB
-1 dB
-
-68
-
dB
Dynamic Performance with DAC Output Selected
Dynamic Range
(Notes 17, 18)
18 to 24-Bit
A-Weighted
99
105
-
dB
unweighted
96
102
-
dB
16-Bit
A-Weighted
90
96
-
dB
unweighted
87
93
-
dB
Total Harmonic Distortion + Noise (Notes 17, 18) THD+N
16 to 24-Bit
0 dB
-
-80
-74
dB
-20 dB
-
-82
-
dB
-60 dB
-
-42
-
dB
16