CS4239 datasheet(3/98 Pages) CIRRUS

3 / 98 page

ANALOG CHARACTERISTICS

(TA = 25 °C; VA, VD1, VDF1-VDF3 = +5 V;

Input Levels: Logic 0 = 0 V, Logic 1 = VD1; 1 kHz Input Sine wave; Sample Frequency, Fs = 44.1 kHz;

Measurement Bandwidth is 20 Hz to 20 kHz, 16-bit linear coding.)

CS4239-JQ

CS4239-KQ

Parameter*

Symbol Min

Typ

Max

Min

Typ

Max

Units

Analog Input Characteristics (A-D-PC) - Volume set to 0 dB unless otherwise specified.

ADC1 Resolution

(Note 1)

Bits

ADC1 Differential Nonlinearity

(Note 1)

±0.5

LSB

Frequency Response

Ac =

±1 dB

19000

Dynamic Range

AUX1, AUX2

(Note 2) MIC

-80

-75

-80

-72

-85

-79

dB FS A

Total Harmonic Distortion+Noise AUX1, AUX2

-3 dB FS input

(Note 2) MIC THD+N

-66

-75

-72

-80

dB FS A

Interchannel Isolation (Note 1):

Left to Right

10 kHz input

AUX1/2 to MIC

AUX1 to AUX2

-80

-70

-80

-90

Interchannel Gain Mismatch

AUX1, AUX2

MIC

±0.5

ADC1 Offset Error

0 dB Gain

±10

±200

LSB

Full Scale Input Voltage:

(MGE/MBST=1) MIC

(MGE/MBST=0) MIC

AUX1, AUX2, MIN

0.25

2.5

0.28

2.8

0.25

2.5

0.28

2.8

Vpp

Gain Drift

±100

-ppm/°C

Input Resistance (Note 1):

MIC

AUX1, AUX2, MIN

Ω

Input Capacitance

(Note 1)

Notes:

1. This specification is guaranteed by characterization, no production testing.

2. MGE or MBST = 1 (see WSS Indirect Reg I0 or X2).

*Parameter definitions are given at the end of this data sheet.

Specifications are subject to change without notice.

CrystalClear Portable ISA Audio System

CS4239

DS253PP2

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