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WM8980CGEFL/V Datasheet(PDF) 57 Page - Wolfson Microelectronics plc

Part # WM8980CGEFL/V
Description  Stereo CODEC with Speaker Driver and Video Buffer
PDF  123 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8980CGEFL/V Datasheet(HTML) 57 Page - Wolfson Microelectronics plc

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Pre-Production
WM8980
w
PP, Rev 3.8, May 2012
57
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R51
Right channel
output mixer
control
0
DACR2RMIX
1
Right DAC output to right output
mixer
0 = not selected
1 = selected
1
BYPR2RMIX
0
Right bypass path (from the right
channel input boost output) to right
output mixer
0 = not selected
1 = selected
4:2
BYPRMIXVOL
000
Right bypass volume control to
output channel mixer:
000 = -15dB
001 = -12dB
…
101 = 0dB
110 = +3dB
111 = +6dB
5
AUXR2RMIX
0
Right Auxiliary input to right channel
output mixer:
0 = not selected
1 = selected
8:6
AUXRMIXVOL
000
Aux right channel input to right mixer
volume control:
000 = -15dB
001 = -12dB
…
101 = 0dB
110 = +3dB
111 = +6dB
R3
Power
management
3
2
LMIXEN
0
Left output channel mixer enable:
0 = disabled
1= enabled
3
RMIXEN
0
Right output channel mixer enable:
0 = disabled
1 = enabled
Table 39 Left and Right Output Mixer Control
HEADPHONE OUTPUTS (LOUT1 AND ROUT1)
The headphone outputs, LOUT1 and ROUT1 can drive a 16
 or 32 headphone load, either through
DC blocking capacitors, or DC coupled without any capacitor. Each headphone output has an
analogue volume control PGA with a gain range of -57dB to +6dB as shown in Figure 29.



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