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WM8985GEFL/R датащи(PDF) 108 Page - Wolfson Microelectronics plc

номер детали WM8985GEFL/R
подробное описание детали  Multimedia CODEC with Class D Headphone and Line Out
PDF  121 Pages
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производитель  WOLFSON [Wolfson Microelectronics plc]
домашняя страница  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8985GEFL/R датащи(HTML) 108 Page - Wolfson Microelectronics plc

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WM8985
Production Data
w
PD, Rev 4.6, July 2009
108
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
2:0
AUXR2BOOSTVOL
000
Control auxilliary. amplifer 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
Input Signal
Path
49 (31h)
8:7
00
Reserved. Initialise to 0
6
DACL2RMIX
0
Left DAC output to right output mixer
0 = not selected
1 = selected
Analogue
Outputs
5
DACR2LMIX
0
Right DAC output to left output mixer
0 = not selected
1 = selected
Analogue
Outputs
4:3
00
Reserved. Initialise to 0
2
TSOPCTRL
0
Thermal Shutdown Output enable
0 = Disabled
1 = Enabled, i.e. all outputs will be disabled if TI
set and the device junction temperature is more
than 125ºC.
Analogue
Outputs
1
TSDEN
1
Thermal Shutdown Enable
0 : thermal shutdown disabled
1 : thermal shutdown enabled
Analogue
Outputs
0
VROI
0
VREF (AVDD/2 or 1.5xAVDD/2) to analogue
output resistance
0: approx 1k
Ω
1: approx 30 k
Ω
Analogue
Outputs
50 (32h)
8:6
AUXLMIXVOL
000
Aux left channel input to left mixer volume
control:
000 = -15dB
001 = -12dB
101 = 0dB
110 = +3dB
111 = +6dB
Analogue
Outputs
5
AUXL2LMIX
0
Left Auxilliary input to left channel output mixer:
0 = not selected
1 = selected
Analogue
Outputs
4:2
BYPLMIXVOL
000
Left bypass volume control to output channel
mixer:
000 = -15dB
001 = -12dB
101 = 0dB
110 = +3dB
111 = +6dB
Analogue
Outputs
1
BYPL2L
MIX
0
Left bypass path (from the left channel input
boost output) to left output mixer
0 = not selected
1 = selected
Analogue
Outputs
0
DACL2L
MIX
1
Left DAC output to left output mixer
0 = not selected
1 = selected
Analogue
Outputs



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