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Auxiliary output analog characteristics, Cs4245 – Cirrus Logic CS4245 User Manual

Page 19

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DS656F3

19

CS4245

20. Referred to the typical DAC Full-Scale Output Voltage.

AUXILIARY OUTPUT ANALOG CHARACTERISTICS

(Continued)

21. Valid only when PGA output is selected.
22. Guaranteed by design.

VA = 3.13 V to 5.25 V

Parameter

Symbol

Commercial Grade

Automotive Grade

Unit

Min

Typ Max

Min

Typ Max

DC Accuracy with PGA Output Selected, Line Level Input

Interchannel Gain Mismatch

-

0.1

-

-

0.1

-

dB

Gain Error

-

5

-

-

5

-

%

Gain Drift

-

100

-

-

100

-

ppm/°C

DC Accuracy with PGA Output Selected, Mic Level Input

Interchannel Gain Mismatch

-

0.3

-

-

0.3

-

dB

Gain Error

-

5

-

-

5

-

%

Gain Drift

-

300

-

-

300

-

ppm/°C

DC Accuracy with DAC Output Selected

Interchannel Gain Mismatch

-

0.1

-

-

0.1

-

dB

Gain Drift

-

100

-

-

100

-

ppm/°C

Analog Output

Frequency Response 10 Hz to 20 kHz

(Note 22)

-0.1dB

-

+0.1dB -0.1dB

-

+0.1dB

dB

Analog In to Analog Out Phase Shift

(Note 21)

-

180

-

-

180

-

deg

DC Current draw from an AUXOUT pin

I

OUT

-

-

1

-

-

1

A

AC-Load Resistance

R

L

100

-

-

100

-

-

k

Load Capacitance

C

L

-

-

20

-

-

20

pF