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Pgaout analog characteristics, Cs5345 pgaout analog characteristics – Cirrus Logic CS5345 User Manual

Page 13

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DS658F4

13

CS5345

PGAOUT ANALOG CHARACTERISTICS

(Continued)

VA = 3.13 V to 3.46 V

Parameter

Symbol

Min

Typ Max

Unit

Dynamic Performance with PGA Line-Level Input Selected

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

-
-

-
-

dB
dB

dB
dB

Total Harmonic Distortion + Noise

(Note 11)

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

-
-

dB
dB
dB

dB
dB
dB

Dynamic Performance with PGA Mic Level-Input Selected

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

-
-

-
-

dB
dB

dB
dB

Total Harmonic Distortion + Noise

(Note 11)

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

-
-

-

dB
dB
dB

dB