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SBAS327A − JUNE 2004 − REVISED SEPTEMBER 2004
TYPICAL CHARACTERISTICS
At T = +25°C with V
= +5V, VDD = +3.3V, and a measurement bandwidth from 20Hz to 20kHz, unless otherwise noted.
A
CC
OVERALL CHARACTERISTICS
SINGLE RATE FILTER
STOP BAND ATTENUATION CHARACTERISTICS
SINGLE RATE FILTER
50
0
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
fS = 48 kHz
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
fS = 48 kHz
0
−
50
−
−
−
100
150
200
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0.5
Normalized Frequency (fS)
0
1
0.75
0.25
Normalized Frequency (fS)
TRANSIENT BAND CHARACTERISTICS
SINGLE RATE FILTER
PASSBAND RIPPLE CHARACTERISTICS
SINGLE RATE FILTER
0
0.02
fS = 48kHz
fS = 48kHz
−
1
2
3
4
5
6
7
8
9
0
0.02
0.04
0.06
0.08
−
−
−
−
−
−
−
−
−
−
−
−
−
10
−
0.1
0.45
0.47
0.49
0.51
0.53
0.55
0
0.2
0.4
0.6
0.1
0.3
0.5
Normalized Frequency (fS)
Normalized Frequency (fS)
OVERALL CHARACTERISTICS
DUAL RATE FILTER
STOP BAND ATTENUATION CHARACTERISTICS
DUAL RATE FILTER
50
0
0
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
fS = 96kHz
−
−
−
−
−
−
−
−
−
fS = 96kHz
−
50
−
100
150
200
−
−
−
−
−
−
−
−
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
Normalized Frequency (fS)
0.5
Normalized Frequency (fS)
0
1
0.75
0.25
9
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