wm8742 Wolfson Microelectronics plc, wm8742 Datasheet - Page 56
wm8742
Manufacturer Part Number
wm8742
Description
24-bit 192khz Dac With Advanced Digital Filtering
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM8742.pdf
(64 pages)
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WM8742
Figure 46 Medium Rate PCM Filter 5 Frequency Response
Figure 48 High Rate PCM Filter 1 Frequency Response
Figure 50 High Rate PCM Filter 2 Frequency Response
w
-100
-150
-200
-100
-150
-200
-100
-150
-200
-50
-50
-50
0
0
0
0
0
0
0.2
0.2
0.5
0.4
0.4
Frequency (fs)
Frequency (fs)
Frequency (fs)
1
0.6
0.6
1.5
0.8
0.8
2
1
1
Figure 47 Medium Rate PCM Filter 5 Ripple
Figure 49 High Rate PCM Filter 1 Ripple
Figure 51 High Rate PCM Filter 2 Ripple
-0.02
-0.04
-0.06
-0.08
-0.02
-0.04
-0.06
-0.08
-0.02
-0.04
-0.06
-0.08
0.08
0.06
0.04
0.02
0.08
0.06
0.04
0.02
0.08
0.06
0.04
0.02
-0.1
-0.1
-0.1
0.1
0.1
0.1
0
0
0
0
0
0
0.025
0.025
0.05
0.05
0.05
0.1
Frequency (fs)
Frequency (fs)
Frequency (fs)
0.075
0.075
PD, Rev 4.2,August 2009
0.15
0.1
0.1
Production Data
0.2
0.125
0.125
0.15
0.15
0.25
56
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