CS42324 datasheet(17/71 Pages) CIRRUS

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DS721A6

CS42324

ADC ANALOG CHARACTERISTICS - COMMERCIAL (-CQZ)

Test Conditions (unless otherwise specified): VA = VD = VL = 3.3 V, VA_H = 9 V, GND = GNDH = 0 V; TA = 25° C;

997 Hz Input Sine Wave. Decoupling capacitors, filter capacitors, and recommended input filter as shown in Figure

7 on page 26 and Figure 8 on page 27; Fs = 48 kHz or 96 kHz; Synchronous Mode; Measurement Bandwidth

10 Hz to 20 kHz,

Note:

Referred to the typical line-level full-scale input voltage.

Parameter

Symbol

Min

Typ

Max

Unit

Single-Speed Mode

Dynamic Range

A-weighted

unweighted

Total Harmonic Distortion + Noise

(Note 8)

-1 dB

-20 dB

-60 dB

THD+N

-88

-72

-32

-80

Double-Speed Mode

Dynamic Range

A-weighted

unweighted

Total Harmonic Distortion + Noise

(Note 8)

-1 dB

-20 dB

-60 dB

THD+N

-88

-72

-32

-80

DC Accuracy

Interchannel Gain Mismatch

0.1

Gain Error

-5

+5%

Gain Drift

±100

ppm/°C

Analog Input Characteristics

Full-scale Input Voltage

0.576•VA

0.606•VA

0.636•VA

Vrms

Input Impedance

200

Maximum Interchannel Input Impedance Mismatch

Interchannel Isolation

(1 kHz)

-90

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