CS4244 datasheet(11/63 Pages) CIRRUS

Il numero della parte	CS4244

Spiegazioni elettronici	4 In/4 Out Audio CODEC with PCM and TDM Interfaces

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Produttore elettronici	CIRRUS [Cirrus Logic]

Homepage	http://www.cirrus.com

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DS900F2

11

CS4244

ANALOG INPUT CHARACTERISTICS (COMMERCIAL GRADE)

Test Conditions (unless otherwise specified): Device configured as shown in Section 2. on page 8. Input sine

wave: 1 kHz; VA_SEL = 0 for VA = 3.3 VDC, 1 for VA = 5.0 VDC.; TA = 25 C; Measurement Bandwidth is 20 Hz to

20 kHz unless otherwise specified; Sample Rate = 48 kHz; all Power Down ADCx bits = 0.

VA, VREF = 3.3 V

VA, VREF = 5.0 V

Parameter

Min

Typ

Max

Min

Typ

Max

Unit

Dynamic Range

A-weighted

unweighted

95

92

101

98

-

99

96

105

102

-

dB

Total Harmonic Distortion + Noise

-1 dBFS

-60 dBFS

-

-95

-38

-89

-32

-

-88

-42

-82

-36

dB

Other Analog Characteristics

Interchannel Gain Mismatch

-

0.2

-

0.2

-

dB

Gain Drift

-

±100

-

±100

-

ppm/°C

Offset Error (Note 13)

High Pass Filter On

High Pass Filter Off

-

0.0001

0.25

-

0.0001

0.25

-

% Full Scale

Interchannel Isolation

-

90

-

90

-

dB

Full-scale Input Voltage

(Differential Inputs)

1.58•VA 1.66•VA 1.74•VA 1.58•VA 1.66•VA 1.74•VA

Vpp

Input Impedance

-

40

-

40

-

k



Common Mode Rejection

(Differential Inputs)

-60

-

60

-

dB

PSRR (Note 14)

1 kHz

60 Hz

-

45

20

-

45

20

-

dB

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