−50

−45

−40

−35

−30

−25

−20

−15

−10

−5

0

f − Frequency − Hz

100

1k

10k

10M

100k

1M

G007

−1.0

−0.9

−0.8

−0.7

−0.6

−0.5

−0.4

−0.3

−0.2

−0.1

0.0

f − Frequency − Hz

1

10

100

100k

1k

10k

G008

Frequency [× fS/1000]

−1.0

−0.8

−0.6

−0.4

−0.2

0.0

0.2

0

1

2

3

4

G006

Frequency [× fS/1000]

−100

−90

−80

−70

−60

−50

−40

−30

−20

−10

0

0.0

0.1

0.2

0.3

0.4

G005

9

PCM1802

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SLES023D – DECEMBER 2001 – REVISED DECEMBER 2016

Product Folder Links: PCM1802

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Copyright © 2001–2016, Texas Instruments Incorporated

Typical Characteristics: Internal Filter (continued)

6.6.1.2 HPF (High-Pass Filter) Frequency Response

TA = 25°C, VCC = 5 V, VDD = 3.3 V, Master mode, fS = 44.1 kHz, system clock = 384 fS, oversampling ratio =

×128, and 24-bit data (unless otherwise noted).

Figure 11. Amplitude vs Frequency HPF

Stop-Band Characteristics

Figure 12. Amplitude vs Frequency HPF

Pass-Band Characteristics

6.6.1.3 Analog Filter: Antialiasing Filter Frequence Response

TA = 25°C, VCC = 5 V, VDD = 3.3 V, Master mode, fS = 44.1 kHz, system clock = 384 fS, oversampling ratio =

×128, and 24-bit data (unless otherwise noted).

Figure 13. Amplitude vs Frequency Antialias Filter Stop-

Band Characteristics

Figure 14. Amplitude vs Frequency Antialias Filter Pass-

Band Characteristics