Datasheet

−0.00010
−0.00008
−0.00006
−0.00004
−0.00002
0.00000
0.00002
0.00004
0.00006
0.00008
0.00010
0.0 0.1 0.2 0.3 0.4 0.5
Frequency (x f
S
)
Amplitude (dB)
G033
−120
−100
−80
−60
−40
−20
0
0 1 2 3 4
Frequency (x f
S
)
Amplitude (dB)
G011
−0.6
−0.4
−0.2
0.0
0.2
0.4
0.6
0.8
1.0
0 50 100 150 200 250 300 350 400
Samples
Amplitude (FFS)
G022
PCM5141, PCM5142
SLAS759A –AUGUST 2012–REVISED SEPTEMBER 2012 www.ti.com
Table 24. Low latency x8 Interpolation Filter, Single Rate
Parameter Condition Value (Typical) Value (Max) Units
Filter Gain Pass Band 0 ……. 0.45f
S
±0.001 dB
Filter Gain Stop Band 0.55f
S
….. 7.455f
S
–52 dB
Filter Group Delay 3.5t
S
S
Figure 44. Low latency x8 Interpolation Filter Figure 45. Low latency x8 Interpolation Filter
Frequency Response Impulse Response
Figure 46. Low latency x8 Interpolation Filter Passband Ripple
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