WM8766
Preliminary Technical Data
DIGITAL DE-EMPHASIS CHARACTERISTICS
0
1
0.5
0
-2
-4
-0.5
-1
-6
-1.5
-2
-8
-2.5
-3
-10
0
2
4
6
8
10
12
14
16
0
2
4
6
8
10
12
14
16
Frequency (kHz)
Frequency (kHz)
Figure 22 De-Emphasis Frequency Response (32kHz)
Figure 23 De-Emphasis Error (32KHz)
0
0.4
0.3
0.2
0.1
0
-2
-4
-6
-0.1
-0.2
-0.3
-0.4
-8
-10
0
5
10
15
20
0
5
10
15
20
Frequency (kHz)
Frequency (kHz)
Figure 24 De-Emphasis Frequency Response (44.1KHz)
Figure 25 De-Emphasis Error (44.1KHz)
0
1
0.8
0.6
0.4
0.2
0
-2
-4
-6
-0.2
-0.4
-0.6
-0.8
-1
-8
-10
0
5
10
15
20
0
5
10
15
20
Frequency (kHz)
Frequency (kHz)
Figure 26 De-Emphasis Frequency Response (48kHz)
Figure 27 De-Emphasis Error (48kHz)
PTD Rev 2.3 February 2004
28
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
