WM8903LGEFK/V Wolfson Microelectronics, WM8903LGEFK/V Datasheet - Page 24

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WM8903LGEFK/V

Manufacturer Part Number
WM8903LGEFK/V
Description
Audio CODECs ULTRA LOW PWR HI FI CODEC
Manufacturer
Wolfson Microelectronics
Datasheet

Specifications of WM8903LGEFK/V

Lead Free Status / RoHS Status
Lead free / RoHS Compliant
WM8903
DE-EMPHASIS FILTER RESPONSES
Figure 16 De-Emphasis Digital Filter Response (32kHz)
Figure 18 De-Emphasis Digital Filter Response (44.1kHz)
Figure 20 De-Emphasis Digital Filter Response (48kHz)
w
-10
-10
-12
-10
-1
-2
-3
-4
-5
-6
-7
-8
-9
-2
-4
-6
-8
0
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
0
0
0
0
5000
5000
5000
10000
10000
MAGNITUDE(dB)
Frequency (Hz)
MAGNITUDE(dB)
MAGNITUDE(dB)
Frequency (Hz)
Frequency (Hz)
10000
15000
15000
20000
15000
20000
25000
20000
25000
30000
Figure 17 De-Emphasis Error (32kHz)
Figure 19 De-Emphasis Error (44.1kHz)
Figure 21 De-Emphasis Error (48kHz)
-0.05
-0.15
-0.05
-0.05
-0.15
0.25
0.15
0.05
0.15
0.05
0.15
0.05
-0.1
-0.1
-0.1
0.3
0.2
0.1
0.1
0.2
0.1
0
0
0
0
0
0
2000
5000
5000
4000
10000
6000
10000
MAGNITUDE(dB)
MAGNITUDE(dB)
MAGNITUDE(dB)
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
8000
15000
10000
PP, Rev 3.1, August 2009
15000
12000
20000
14000
20000
25000
Pre-Production
16000
18000
30000
25000
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