EMIF06-AUD01F2 datasheet(7/14 Pages) STMICROELECTRONICS

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EMIF06-AUD01F2

Characteristics

7/14

1.4

Filter characteristics

1.5

Total harmonic distortion characteristics

Figure 17.

Analog crosstalk MIC2_P and

MIC1_N lines (50

Ω / 50 Ω)

Figure 18.

Analog crosstalk SPK_R and

MIC2_N lines (50

Ω / 50 Ω)

100.0k

1.0M

10.0M

100.0M

1.0G

-100.00

-90.00

-80.00

-70.00

-60.00

-50.00

-40.00

-30.00

-20.00

-10.00

0.00

MIC2_N/MIC1_P

F/Hz

100.0k

1.0M

10.0M

100.0M

1.0G

-100.00

-90.00

-80.00

-70.00

-60.00

-50.00

-40.00

-30.00

-20.00

-10.00

0.00

SPK_R/MIC2_N

F/Hz

Figure 19.

Total harmonic distortion and noise

with only cables and environmental

circuit versus frequency,

VBIAS = 0 V

Figure 20.

Variation of total harmonic

distortion and noise in microphone

lines versus frequency, balanced

(or differential) mode, VBIAS = 0 V

F (Hz)

-108.517

5.3357 k

-50

100

1 k

10 k

THD+N (dB)

-100

VGEN: 1.5 Vp-p

20 Hz < F < 20 kHz

RGEN: 600

RLOAD: 200 k

A-Weighting filter

Bandwidth: 40 kHz

TAMB = 25 °C

F (Hz)

-80.449

3.4951 k

-50

100

1 k

10 k

THD+N (dB)

-100

VGEN: 1.5 Vp-p

V= 0 V

20 Hz < F < 20 kHz

RGEN: 600

RLOAD: 200 k

A-Weighting filter

Bandwidth: 40 kHz

TAMB = 25 °C

MAX

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