WM8973 Wolfson Microelectronics Ltd., WM8973 Datasheet - Page 55
WM8973
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.
Datasheet
1.WM8973.pdf
(61 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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Part Number:
WM8973G
Manufacturer:
PHILIPS
Quantity:
225
Part Number:
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Manufacturer:
WM
Quantity:
20 000
Company:
Part Number:
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Manufacturer:
WOLFSON
Quantity:
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Production Data
Figure 40 ADC Digital Filter Frequency Response – Type 2
Figure 42 ADC Digital Filter Frequency Response – Type 2
Figure 44 De-emphasis Frequency Response (32kHz)
w
DE-EMPHASIS FILTER RESPONSES
-100
-20
-40
-60
-80
-100
0
-20
-40
-60
-80
-10
-2
-4
-6
-8
0
0
0
0
0
2000
0.5
0.5
4000
1
1
6000
Frequency (Fs)
Frequency (Fs)
Frequency (Fs)
1.5
8000
1.5
10000
2
2
12000
2.5
2.5
14000
16000
3
3
Figure 41 ADC Digital Filter Ripple – Type 2
Figure 43 ADC Digital Filter Ripple – Type 3
Figure 45 De-emphasis Error (32kHz)
-0.05
-0.15
-0.25
0.25
0.15
0.05
-0.1
-0.2
0.2
0.1
-0.05
-0.15
-0.25
0.25
0.15
0.05
-0.1
-0.2
-0.1
-0.2
-0.3
-0.4
0
0.2
0.1
0.4
0.3
0.2
0.1
0
0
0
0
0
2000
0.05
0.05
4000
6000
0.1
Frequency (Fs)
0.1
Frequency (Fs)
Frequency (Fs)
8000
0.15
PD Rev 4.2 September 2005
0.15
10000
12000
0.2
0.2
WM8973L
14000
16000
0.25
0.25
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