WM8776SEFT/V Wolfson Microelectronics, WM8776SEFT/V Datasheet - Page 51

• Manufacturer Part Number: WM8776SEFT/V
• Description: Audio CODECs Stereo CODEC with 5-Ch Mux
• Manufacturer: Wolfson Microelectronics

Specifications of WM8776SEFT/V

• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TQFP-48
• Minimum Operating Temperature: - 25 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Production Data
ADC HIGH PASS FILTER
The WM8776 has a selectable digital highpass filter to remove DC offsets. The filter response is characterised by the
following polynomial.
Figure 34 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 4.1, September 2008
WM8776
51