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Analog input characteristics – Cirrus Logic CS5331A User Manual

Page 5

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DS138F6

5

CS5330A/31A

ANALOG INPUT CHARACTERISTICS

(-1 dBFS input sine wave, 997 Hz; Measurement Bandwidth is 10 Hz to 20 kHz unless otherwise specified; Logic
0 = 0V, Logic 1 = VD+)

4.

Referenced to typical full-scale input voltage.

5.

Internal highpass filter removes offset.

Parameter Symbol

CS5330A/31A-KSZ

Min Typ Max

CS5330A-BSZ
CS5331A-DSZ

Min Typ Max

Unit

Dynamic Performance

Dynamic Range

A-weighted

unweighted

88
86

94
92

-
-

86
84

94
92

-
-

dB
dB

Total Harmonic Distortion + Noise

(Note 4)

-1 dB

-20 dB
-60 dB

THD+N

-
-
-

-84
-72
-32

75
66
26

-
-
-

-84
-72
-32

75
66
26

dB
dB
dB

Total Harmonic Distortion

-1 dB

THD

-

0.003

0.02

-

0.003

0.2

%

Interchannel Phase Deviation

-

0

-

-

0

-

Degree

Interchannel Isolation

(DC to 20 kHz)

-

90

-

-

90

-

dB

DC Accuracy

Interchannel Gain Mismatch

-

0.1

-

-

0.1

-

dB

Gain Error

-

-

±10

-

-

±10

%

Gain Drift

-

150

-

-

150

-

ppm/°C

Offset Error

(Note 5)

-

-

0

-

-

0

LSB

Analog Input

Full-scale Input Voltage

VIN

3.6

4.0

4.4

3.6

4.0

4.4

Vpp

Input Impedance

(Fs = 48 kHz)

ZIN

-

100

-

-

100

-

k

Input Bias Voltage

2.2

2.4

2.6

2.2

2.4

2.6

V

Power Supplies

Power Supply Current VA+

Power down

IA+

-
-

30

100

42

1000

-
-

30

100

42

1000

mA

µA

Power Dissipation Normal

Power down

-
-

150

0.5

220

5.25

-
-

150

0.5

220

5.25

mW
mW

Power Supply Rejection Ratio

PSRR

-

50

-

-

50

-

dB

* Refer to Parameter Definitions at the end of this data sheet.

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