Datasheet

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NormalizedFrequency(f )
S
Amplitude(dB)
0
-3
-4
-6
0.460.420.41 0.47 0.510.43 0.44 0.45 0.48
-2
-1
0.49 0.50
-5
NormalizedFrequency(f )
S
Amplitude(dB)
0
-150
-200
2.00.50 2.5 4.01.0 1.5
-100
-50
3.0 3.5
NormalizedFrequency(f )
S
Amplitude(dB)
0
-10
-50
-60
-70
-80
-90
-100
0.5
0.10 0.6 1.00.2 0.3 0.4
-40
-30
-20
0.7 0.8 0.9
NormalizedFrequency(f )
S
Amplitude(dB/1000)
2.0
1.5
0.5
0
-0.5
-1.0
-1.5
-2.0
0.20
0.050 0.25 0.450.10 0.15
1.0
0.30 0.35 0.40
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.
DIGITAL DECIMATION FILTER, LOW GROUP DELAY
DIGITAL DECIMATION FILTER, CLASSIC RESPONSE RESPONSE
Transition Band Detail Overall Frequency Response
Figure 29. Figure 30.
DIGITAL DECIMATION FILTER, LOW GROUP DELAY DIGITAL DECIMATION FILTER, LOW GROUP DELAY
RESPONSE RESPONSE
Stop Band Detail Passband Ripple Detail
Figure 31. Figure 32.
14
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