WM8580AGEFT Wolfson Microelectronics Ltd., WM8580AGEFT Datasheet - Page 93

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WM8580AGEFT

Manufacturer Part Number
WM8580AGEFT
Description
Multichannel Codec with S/pdif Transceiver
Manufacturer
Wolfson Microelectronics Ltd.
Datasheet
Production Data
ADC HIGH PASS FILTER
The WM8580 has a selectable digital high pass filter to remove DC offsets. The filter response is characterised by the
following polynomial.
Figure 47 ADC Highpass Filter Response
w
-10
-15
-5
0
0
0.0005
H(z) =
Frequency (Fs)
0.001
1 - 0.9995z
1 - z
0.0015
-1
-1
0.002
PD Rev 4.3 August 2007
WM8580
93

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