WM8731L WOLFSON [Wolfson Microelectronics plc], WM8731L Datasheet - Page 55
WM8731L
Manufacturer Part Number
WM8731L
Description
Portable Internet Audio CODEC with Headphone Driver and Programmable Sample Rates
Manufacturer
WOLFSON [Wolfson Microelectronics plc]
Datasheet
1.WM8731L.pdf
(63 pages)
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WM8731 / WM8731L
DAC FILTER RESPONSES
Figure 35 DAC Digital Filter Frequency Response –Type 0
Figure 37 DAC Digital Filter Frequency Response –Type 1
Figure 39 DAC Digital Filter Frequency Response –Type 2
w
-100
-100
-100
-20
-40
-60
-80
-20
-40
-60
-80
-20
-40
-60
-80
0
0
0
0
0
0
0.5
0.5
0.5
1
1
1
Frequency (Fs)
Frequency (Fs)
Frequency (Fs)
1.5
1.5
1.5
2
2
2
2.5
2.5
2.5
3
3
3
Figure 36 DAC Digital Filter Ripple –Type 0
Figure 38 DAC Digital Filter Ripple –Type 1
Figure 40 DAC Digital Filter Ripple –Type 2
-0.01
-0.02
-0.03
-0.04
-0.01
-0.02
-0.03
-0.04
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
0.04
0.03
0.02
0.01
0.04
0.03
0.02
0.01
0.02
0.01
0
0
0
0
0
0
0.05
0.05
0.05
0.1
0.1
0.15
0.15
0.2
0.2
0.1
Frequency (Fs)
Frequency (Fs)
Frequency (Fs)
0.25
0.25
0.15
0.3
0.3
PD Rev 4.3 August 2006
0.35
0.35
0.4
0.4
0.2
Production Data
0.45
0.45
0.25
0.5
0.5
55