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Analog characteristics - automotive grade – Cirrus Logic CS5341 User Manual

Page 6

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6

DS564F2

CS5341

Confidential Draft

3/11/08

ANALOG CHARACTERISTICS - AUTOMOTIVE GRADE

Test Conditions (unless otherwise specified): Input test signal is a 1 kHz sine wave; measurement bandwidth is
10 Hz to 20 kHz.

6.

Referred to the typical full-scale input voltage

Dynamic Performance for Automotive Grade

VA = 5 V

VA = 3.3 V

Single-Speed Mode Fs = 48 kHz

Symbol

Min

Typ

Max

Min

Typ

Max

Unit

Dynamic Range

A-weighted

unweighted

97
94

105
102

-
-

94
91

102

99

-
-

dB
dB

Total Harmonic Distortion + Noise

(Note 6)

-1 dB

-20 dB
-60 dB

THD+N

-
-
-

-98
-82
-42

-90

-
-

-
-
-

-95
-79
-39

-87

-
-

dB
dB
dB

Double-Speed Mode Fs = 96 kHz

Symbol

Min

Typ

Max

Min

Typ

Max

Unit

Dynamic Range

A-weighted

unweighted

40 kHz bandwidth unweighted

97
94

-

105
102

99

-
-
-

94
91

-

102

99
96

-
-
-

dB
dB
dB

Total Harmonic Distortion + Noise

(Note 6)

-1 dB

-20 dB
-60 dB

40 kHz bandwidth -1 dB

THD+N

-
-
-
-

-98
-82
-42
-95

-90

-
-
-

-
-
-
-

-95
-79
-39
-87

-87

-
-
-

dB
dB
dB
dB

Quad-Speed Mode Fs = 192 kHz

Symbol

Min

Typ

Max

Min

Typ

Max

Unit

Dynamic Range

A-weighted

unweighted

40 kHz bandwidth unweighted

97
94

-

105
102

99

-
-
-

94
91

-

102

99
96

-
-
-

dB
dB
dB

Total Harmonic Distortion + Noise

(Note 6)

-1 dB

-20 dB
-60 dB

40 kHz bandwidth -1 dB

THD+N

-
-
-
-

-98
-82
-42
-95

-90

-
-
-

-
-
-
-

-95
-79
-39
-87

-87

-
-
-

dB
dB
dB
dB

Dynamic Performance All Modes

Min

Typ

Max

Unit

Interchannel Isolation

-

90

-

dB

DC Accuracy

Interchannel Gain Mismatch

-

0.1

-

dB

Gain Error

-10

-

+10

%

Gain Drift

-

±

100

-

ppm/°C

Analog Input Characteristics

Full-Scale Input Voltage

0.50*VA

0.56*VA

0.62*VA

Vpp

Input Impedance

-

25

-

k