WM8580_07 Datasheet, PDF (87/92 Pages) Wolfson Microelectronics plc – Multichannel CODEC with S/PDIF Transceiver

Production Data
DIGITAL DE-EMPHASIS CHARACTERISTICS
0
-2
-4
-6
-8
-10
0
2
4
6
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14
16
Frequency (kHz)
WM8580
1
0.5
0
-0.5
-1
-1.5
-2
-2.5
-3
0
2
4
6
8
10
12
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16
Frequency (kHz)
Figure 41 De-Emphasis Frequency Response (32kHz)
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-10
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20
Frequency (kHz)
Figure 43 De-Emphasis Frequency Response (44.1kHz)
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-10
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5
10
15
20
Frequency (kHz)
Figure 45 De-Emphasis Frequency Response (48kHz)
Figure 42 De-Emphasis Error (32kHz)
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
0
5
10
15
Frequency (kHz)
Figure 44 De-Emphasis Error (44.1kHz)
1
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1
0
5
10
15
Frequency (kHz)
Figure 46 De-Emphasis Error (48kHz)
20
20
w
PD Rev 4.0 February 2007
87