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TYPICAL PERFORMANCE CURVES OF INTERNAL FILTERS (Continued)

DECIMATION FILTER FREQUENCY RESPONSE (Continued)

G003

Normalized Frequency [

× fS]

−1.0

−0.8

−0.6

−0.4

−0.2

0.0

0.2

0.0

0.1

0.2

0.3

0.4

0.5

0.6

G004

Normalized Frequency [

× fS]

−10

−9

−8

−7

−6

−5

−4

−3

−2

−1

0

0.45 0.46 0.47 0.48 0.49 0.50 0.51 0.52 0.53 0.54 0.55

–4.13 dB at 0.5 fS

HIGH-PASS FILTER FREQUENCY RESPONSE

G005

Normalized Frequency [

× fS/1000]

−100

−90

−80

−70

−60

−50

−40

−30

−20

−10

0

0.0

0.1

0.2

0.3

0.4

G006

Normalized Frequency [

× fS/1000]

−1.0

−0.8

−0.6

−0.4

−0.2

0.0

0.2

0

1

2

3

4

PCM1807

SLES147 – SEPTEMBER 2005

All specifications at T

A = 25°C, VCC = 5 V, VDD = 3.3 V, master mode, fS = 48 kHz, system clock = 512 fS, 24-bit data, unless

otherwise noted.

PASS-BAND RIPPLE CHARACTERISTICS

TRANSITION BAND CHARACTERISTICS

Figure 3.

Figure 4.

HPF STOP-BAND CHARACTERISTICS

HPF PASS-BAND CHARACTERISTICS

Figure 5.

Figure 6.

7