Datasheet

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Frequency(Hz)
Amplitude(dB)
0
-0.4
-0.6
-0.8
-1.0
-1.2
-1.4
-1.6
-1.8
-2.0
1k10020 10k 20k
-0.2
f =48kHz
ClassicorLowGroupDelayResponse
High-PassFilterEnabled
InputAmplitude= 1dB
S
-
Frequency(Hz)
Amplitude(dB)
0
-0.4
-0.6
-0.8
-1.0
-1.2
-1.4
-1.6
-1.8
-2.0
1k10020 10k 40k
-0.2
f =96kHz
ClassicorLowGroupDelayResponse
Enabled
InputAmplitude= 1dB
S
High-PassFilter
-
Frequency(Hz)
Amplitude(dB)
0
-0.4
-0.6
-0.8
-1.0
-1.2
-1.4
-1.6
-1.8
-2.0
1k10020 10k 80k
-0.2
f =192kHz
High-PassFilterEnabled
InputAmplitude= 1dB
S
-
NormalizedFrequency(f )
S
Amplitude(dB)
50
0
-50
-100
-150
-200
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.00
NormalizedFrequency(f )
S
Amplitude(dB)
0
-100
-150
0.50.10 0.6 1.00.2 0.3 0.4 0.7
-50
0.8 0.9
NormalizedFrequency(f )
S
Amplitude(dB/10000)
2
-1
-2
-4
0.250.050 0.30 0.500.10 0.15 0.20 0.35
0
1
0.40 0.45
-3
PCM4222
SBAS399A – OCTOBER 2006 – REVISED MARCH 2007
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25 ° C, VCC1 = VCC2 = +4.0V, and VDD = +3.3V, unless otherwise noted.
FREQUENCY RESPONSE FREQUENCY RESPONSE
(up to 20kHz) (up to 40kHz)
Figure 23. Figure 24.
FREQUENCY RESPONSE DIGITAL DECIMATION FILTER, CLASSIC RESPONSE
(up to 80kHz) Overall Frequency Response
Figure 25. Figure 26.
DIGITAL DECIMATION FILTER, CLASSIC RESPONSE DIGITAL DECIMATION FILTER, CLASSIC RESPONSE
Stop Band Detail Passband Ripple Detail
Figure 27. Figure 28.
13
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