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TYPICAL PERFORMANCE CURVES OF INTERNAL FILTERS (Continued)
DECIMATION FILTER FREQUENCY RESPONSE (Continued)
G003
Normalized Frequency [× f
S
]
−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
Amplitude − dB
G004
Normalized Frequency [× f
S
]
−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
Amplitude − dB
–4.13 dB at 0.5 f
S
HIGH-PASS FILTER FREQUENCY RESPONSE
G005
Normalized Frequency [× f
S
/1000]
−100
−90
−80
−70
−60
−50
−40
−30
−20
−10
0
0.0 0.1 0.2 0.3 0.4
Amplitude − dB
G006
Normalized Frequency [× f
S
/1000]
−1.0
−0.8
−0.6
−0.4
−0.2
0.0
0.2
0 1 2 3 4
Amplitude − dB
PCM1808
SLES177A – APRIL 2006 – REVISED AUGUST 2006
All specifications at T
A
= 25°C, V
CC
= 5 V, V
DD
= 3.3 V, master mode, f
S
= 48 kHz, system clock = 512 f
S
, 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
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