Cirrus-logic CS5381 Instrukcja Użytkownika Pobierz pdf (Strona 6)

6 DS563F2

CS5381

ANALOG CHARACTERISTICS (CS5381-KSZ/-KZZ)

Test conditions (unless otherwise specified): Input test signal is a 1 kHz sine wave; measurement bandwidth is

10 Hz to 20 kHz.

4. Referred to the typical full-scale input voltage.

5. Measured between AIN+ and AIN-.

Parameter Symbol Min Typ Max Unit

Single-Speed Mode Fs = 48 kHz

Dynamic Range A-weighted

unweighted

114

111

120

117

Total Harmonic Distortion + Noise (Note 4)

-1 dB

-20 dB

-60 dB

THD+N

-110

-97

-57

-104

Double-Speed Mode Fs = 96 kHz

Dynamic Range A-weighted

unweighted

40 kHz bandwidth unweighted

114

111

120

117

114

Total Harmonic Distortion + Noise (Note 4)

-1 dB

-20 dB

-60 dB

40 kHz bandwidth -1 dB

THD+N

-110

-97

-57

-107

-104

Quad-Speed Mode Fs = 192 kHz

Dynamic Range A-weighted

unweighted

40 kHz bandwidth unweighted

114

111

120

117

114

Total Harmonic Distortion + Noise (Note 4)

-1 dB

-20 dB

-60 dB

40 kHz bandwidth -1 dB

THD+N

-110

-97

-57

-107

-104

Dynamic Performance for All Modes

Interchannel Isolation

-110-dB

DC Accuracy

Interchannel Gain Mismatch

-0.1-dB

Gain Error

-5 - 5 %

Gain Drift

- ±100 - ppm/°C

Offset Error HPF enabled

HPF disabled

100

LSB

Analog Input Characteristics

Full-scale Input Voltage

1.07*VA 1.13*VA 1.18*VA Vpp

Input Impedance (Differential) (Note 5)

-2.5-kΩ

Common Mode Rejection Ratio

CMRR - 100 - dB

1 2 3 4 5 6 7 8 9 10 11 ... 23 24

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