WM8973 Wolfson Microelectronics Ltd., WM8973 Datasheet - Page 54

• Manufacturer Part Number: WM8973
• Description: The WM8976 is a low power, high quality stereo codec designed for portable applications such as Digital still camera or Digital Camcorde
• Manufacturer: Wolfson Microelectronics Ltd.

WM8973L
Figure 34 DAC Digital Filter Frequency Response – Type 3 Figure 35 DAC Digital Filter Ripple – Type 3
Figure 36 ADC Digital Filter Frequency Response – Type 0
Figure 38 ADC Digital Filter Frequency Response – Type 1
w
ADC FILTER RESPONSES
-100
-20
-40
-60
-80
-100
-100
0
-20
-40
-60
-80
-20
-40
-60
-80
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 37 ADC Digital Filter Ripple – Type 0
Figure 39 ADC Digital Filter Ripple – Type 1
-0.05
-0.15
-0.25
0.25
0.15
0.05
-0.1
-0.2
0.2
0.1
0
-0.01
-0.02
-0.03
-0.04
0
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
0.04
0.03
0.02
0.01
0.02
0.01
0
0
0
0
0.05
0.05
0.05
0.1
0.1
0.15
0.15
0.1
Frequency (Fs)
0.2
0.2
Frequency (Fs)
Frequency (Fs)
0.25
0.15
0.25
PD Rev 4.2 September 2005
0.3
0.3
0.35
0.2
0.35
0.4
Production Data
0.4
0.25
0.45
0.45
0.5
0.5
54