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WM8758CBGEFL/V Datasheet(PDF) 32 Page - Wolfson Microelectronics plc

Part # WM8758CBGEFL/V
Description  Stereo CODEC with Headphone Driver and Line Out
PDF  90 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8758CBGEFL/V Datasheet(HTML) 32 Page - Wolfson Microelectronics plc

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WM8758B
Production Data
w
PD, Rev 4.4, January 2012
32
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R42
OUT4 to ADC
8:6
OUT4_2ADCVOL
000
Controls the OUT4 to ADC input
boost stage:
000 = Path disabled
(disconnected)
001 = -12dB gain through boost
stage
010 = -9dB gain through boost
stage
…
111 = +6dB gain through boost
stage
5
OUT4_2LNR
0
OUT4 to L or R ADC input
0 = Right ADC input
1 = Left ADC input
R47
Left channel
Input BOOST
control
6:4
L2_2BOOSTVOL
000
Controls the L2 pin to the left
channel input boost stage:
000 = Path disabled
(disconnected)
001 = -12dB gain through boost
stage
010 = -9dB gain through boost
stage
…
111 = +6dB gain through boost
stage
R48
Right channel
Input BOOST
control
6:4
R2_2BOOSTVOL
000
Controls the R2 pin to the right
channel input boost stage:
000 = Path disabled
(disconnected)
001 = -12dB gain through boost
stage
010 = -9dB gain through boost
stage
…
111 = +6dB gain through boost
stage
Table 8 Input BOOST Stage Control
The BOOST stage is enabled under control of the BOOSTEN register bit.
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R2
Power
management
2
4
BOOSTENL
0
Left channel Input BOOST enable
0 = Boost stage OFF
1 = Boost stage ON
5
BOOSTENR
0
Right channel Input BOOST enable
0 = Boost stage OFF
1 = Boost stage ON
Table 9 Input BOOST Enable Control



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