User Manual

18 DS656F3
CS4245
AUXILIARY OUTPUT ANALOG CHARACTERISTICS
(Continued)
18. One-half LSB of triangular PDF dither added to data.
19. Referred to the typical Line-Level Full-Scale Input Voltage.
VA = 3.13 V to 3.46 V
Parameter Symbol
Commercial Grade Automotive Grade
UnitMin Typ Max Min Typ Max
Dynamic Performance with PGA Output Selected, Line Level Input
Dynamic Range
PGA Setting: -12 dB to +6 dB
A-weighted
unweighted
PGA Setting: +12 dB Gain
A-weighted
unweighted
93
90
89
86
101
98
95
92
-
-
-
-
91
88
87
84
101
98
95
92
-
-
-
-
dB
dB
dB
dB
Total Harmonic Distortion + Noise (Note 19)
PGA Setting: -12 dB to +6 dB
-1 dB
-20 dB
-60 dB
PGA Setting: +12 dB Gain
-1 dB
-20 dB
-60 dB
THD+N
-
-
-
-
-
-
-80
-78
-38
-80
-72
-32
-74
-
-
-74
-
-
-
-
-
-
-
-
-80
-78
-38
-80
-72
-32
-72
-
-
-72
-
-
dB
dB
dB
dB
dB
dB
Dynamic Performance with PGA Output Selected, Mic Level Input
Dynamic Range
PGA Setting: -12 dB to 0 dB
A-weighted
unweighted
PGA Setting: +12 dB
A-weighted
unweighted
77
74
65
62
83
80
71
68
-
-
-
-
75
72
63
60
83
80
71
68
-
-
-
-
dB
dB
dB
dB
Total Harmonic Distortion + Noise (Note 19)
PGA Setting: -12 dB to 0 dB
-1 dB
-20 dB
-60 dB
PGA Setting: +12 dB
-1 dB
THD+N
-
-
-
-
-74
-60
-20
-68
-68
-
-
-
-
-
-
-
-74
-60
-20
-68
-66
-
-
-
dB
dB
dB
dB
Dynamic Performance with DAC Output Selected
Dynamic Range (Notes 18)
18 to 24-Bit A-Weighted
unweighted
16-Bit A-Weighted
unweighted
95
92
88
85
101
98
93
90
-
-
-
-
93
90
86
83
101
98
93
90
-
-
-
-
dB
dB
dB
dB
Total Harmonic Distortion + Noise (Notes 18, 20)
18 to 24-Bit 0 dB
-20 dB
-60 dB
16-Bit 0 dB
-20 dB
-60 dB
THD+N
-
-
-
-
-
-
-80
-78
-38
-80
-70
-30
-74
-
-
-74
-
-
-
-
-
-
-
-
-80
-78
-38
-80
-70
-30
-72
-
-
-72
-
-
dB
dB
dB
dB
dB
dB