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WM8983GEFL/V Datasheet(PDF) 62 Page - Wolfson Microelectronics plc

Part # WM8983GEFL/V
Description  Mobile Multimedia CODEC with 1W Speaker Driver
PDF  124 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8983GEFL/V Datasheet(HTML) 62 Page - Wolfson Microelectronics plc

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WM8983
Production Data
w
PD, Rev 4.3, May 2010
62
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R21
EQ Band 4
Control
4:0
EQ4G
01100
(0dB)
Band 4 Gain Control. See Table 38 for
details
6:5
EQ4C
01
Band 4 Centre Frequency:
00 = 1.8kHz
01 = 2.4kHz
10 = 3.2kHz
11 = 4.1kHz
8
EQ4BW
0
Band 4 Bandwidth Control
0 = narrow bandwidth
1 = wide bandwidth
Table 36 EQ Band 4 Control
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R22
EQ Band 5
Gain Control
4:0
EQ5G
01100
(0dB)
Band 5 Gain Control. See Table 38 for
details.
6:5
EQ5C
01
Band 5 Cut-off Frequency:
00 = 5.3kHz
01 = 6.9kHz
10 = 9kHz
11 = 11.7kHz
Table 37 EQ Band 5 Control
GAIN REGISTER
GAIN
00000
+12dB
00001
+11dB
00010
+10dB
00011
+9dB
00100
+8dB
00101
+7dB
00110
+6dB
00111
+5dB
01000
+4dB
01001
+3dB
01010
+2dB
01011
+1dB
01100
0dB
01101
-1dB
11000
-12dB
11001 to 11111
Reserved
Table 38 Gain Register Table
See also Figure 60 to Figure 77 for equaliser and high pass filter responses.



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