PCM1691 datasheet(9/47 Pages) TI

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TYPICAL CHARACTERISTICS: Digital Filter

100

120

140

NormalizedFrequency(f )

Sharp

Slow

0.010

0.008

0.006

0.004

0.002

0.004

0.006

0.008

0.010

0.5

NormalizedFrequency(f )

0.3

0.2

0.1

0.4

Sharp

Slow

100

120

140

NormalizedFrequency(f )

Sharp

Slow

0.010

0.008

0.006

0.004

0.002

0.004

0.006

0.008

0.010

0.5

NormalizedFrequency(f )

0.3

0.2

0.1

0.4

Sharp

Slow

100

120

140

2.0

NormalizedFrequency(f )

1.5

1.0

0.5

Sharp

Slow

0.010

0.008

0.006

0.004

0.002

0.004

0.006

0.008

0.010

0.5

NormalizedFrequency(f )

0.3

0.2

0.1

0.4

Sharp

Slow

PCM1691

www.ti.com.............................................................................................................................................................................................. SBAS450 – OCTOBER 2008

All specifications at TA = +25°C, VCC1 = VCC2 = 5 V, VDD = 3.3 V, fS = 48 kHz, SCKI = 512 fS, 24-bit data, and Sampling

mode = Auto, unless otherwise noted.

FREQUENCY RESPONSE

FREQUENCY RESPONSE PASSBAND

(Single Rate)

Figure 1.

Figure 2.

FREQUENCY RESPONSE

FREQUENCY RESPONSE PASSBAND

(Dual Rate)

Figure 3.

Figure 4.

FREQUENCY RESPONSE

FREQUENCY RESPONSE PASSBAND

(Quad Rate)

Figure 5.

Figure 6.

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