Datasheet

TYPICAL CHARACTERISTICS: Digital Filter
0
20
40
60
80
100
120
140
-
-
-
-
-
-
-
4
Amplitude(dB)
NormalizedFrequency(f )
S
0 32
1
Sharp
Slow
0.010
0.008
0.006
0.004
0.002
0
0.002
0.004
0.006
0.008
0.010
-
-
-
-
-
0.5
Amplitude(dB)
NormalizedFrequency(f )
S
0 0.30.2
0.1
0.4
Sharp
Slow
0
20
40
60
80
100
120
140
-
-
-
-
-
-
-
4
Amplitude(dB)
NormalizedFrequency(f )
S
0 32
1
Sharp
Slow
0.010
0.008
0.006
0.004
0.002
0
0.002
0.004
0.006
0.008
0.010
-
-
-
-
-
0.5
Amplitude(dB)
NormalizedFrequency(f )
S
0 0.30.2
0.1
0.4
Sharp
Slow
0
20
40
60
80
100
120
140
-
-
-
-
-
-
-
2.0
Amplitude(dB)
NormalizedFrequency(f )
S
0 1.51.0
0.5
Sharp
Slow
0.010
0.008
0.006
0.004
0.002
0
0.002
0.004
0.006
0.008
0.010
-
-
-
-
-
0.5
Amplitude(dB)
NormalizedFrequency(f )
S
0 0.30.2
0.1
0.4
Sharp
Slow
PCM1690
www.ti.com .............................................................................................................................................. SBAS448A – OCTOBER 2008 – REVISED JANUARY 2009
All specifications at T
A
= +25 ° C, VCC1 = VCC2 = 5 V, VDD = 3.3 V, f
S
= 48 kHz, SCKI = 512 f
S
, 24-bit data, and Sampling
Mode = Auto, unless otherwise noted.
FREQUENCY RESPONSE FREQUENCY RESPONSE PASSBAND
(Single Rate) (Single Rate)
Figure 1. Figure 2.
FREQUENCY RESPONSE FREQUENCY RESPONSE PASSBAND
(Dual Rate) (Dual Rate)
Figure 3. Figure 4.
FREQUENCY RESPONSE FREQUENCY RESPONSE PASSBAND
(Quad Rate) (Quad Rate)
Figure 5. Figure 6.
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Product Folder Link(s): PCM1690