Filter
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1999 May 10 20
Philips Semiconductors Preliminary specification
Universal Serial Bus (USB) CODEC UDA1325
Filter characteristics playback channel
The overall filter characteristic of the UDA1325 in flat mode is given in Fig.4 (de-emphasis off). The overall filter
characteristic of the UDA1325 includes the filter characteristics of the DSP in flat mode plus the filter characteristic of the
FSDAC (f
s
= 44.1 kHz)
Fig.4 Overall filter characteristics of the UDA1325.
handbook, full pagewidth
MGM110
volume
(dB)
f (kHz)
10 20 30 40 50 60 70 80 90 1000
−160
−120
−80
−40
−140
−100
−60
−20
−0