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WM8956CGEFL/V Datasheet(PDF) 67 Page - Wolfson Microelectronics plc

Part # WM8956CGEFL/V
Description  Hi-Fi DAC with 1W Stereo Class D Speaker Drivers and Headphone Drivers
PDF  80 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8956CGEFL/V Datasheet(HTML) 67 Page - Wolfson Microelectronics plc

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Production Data
WM8956
w
PD, November 2011, Rev 4.1
67
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R31 (1Fh)
8:0
000000000
Reserved
R32 (20h)
Left Input
Signal
Path
8
LMN1
1
Connect LINPUT1 to inverting input of Left Input
PGA
0 = LINPUT1 not connected to PGA
1 = LINPUT1 connected to PGA
Input Signal
Path
7
LMP3
0
Connect LINPUT3 to non-inverting input of Left
Input PGA
0 = LINPUT3 not connected to PGA
1 = LINPUT3 connected to PGA (Constant input
impedance)
Input Signal
Path
6
LMP2
0
Connect LINPUT2 to non-inverting input of Left
Input PGA
0 = LINPUT2 not connected to PGA
1 = LINPUT2 connected to PGA (Constant input
impedance)
Input Signal
Path
5:4
LMICBOOST[1:0]
00
Left Channel Input PGA Boost Gain
00 = +0dB
01 = +13dB
10 = +20dB
11 = +29dB
Input Signal
Path
3
LMIC2B
0
Connect Left Input PGA to Left Input Boost Mixer
0 = Not connected
1 = Connected
Input Signal
Path
2:0
000
Reserved
R33 (21h)
Right Input
Signal
Path
8
RMN1
1
Connect RINPUT1 to inverting input of Right
Input PGA
0 = RINPUT1 not connected to PGA
1 = RINPUT1 connected to PGA
Input Signal
Path
7
RMP3
0
Connect RINPUT3 to non-inverting input of Right
Input PGA
0 = RINPUT3 not connected to PGA
1 = RINPUT3 connected to PGA (Constant input
impedance)
Input Signal
Path
6
RMP2
0
Connect RINPUT2 to non-inverting input of Right
Input PGA
0 = RINPUT2 not connected to PGA
1 = RINPUT2 connected to PGA (Constant input
impedance)
Input Signal
Path
5:4
RMICBOOST[1:0]
00
Right Channel Input PGA Boost Gain
00 = +0dB
01 = +13dB
10 = +20dB
11 = +29dB
Input Signal
Path
3
RMIC2B
0
Connect Right Input PGA to Right Input Boost
Mixer
0 = Not connected
1 = Connected
Input Signal
Path
2:0
000
Reserved
R34 (22h)
Left Out
Mix
8
LD2LO
0
Left DAC to Left Output Mixer
0 = Disable (Mute)
1 = Enable Path
Output Signal
Path
7
LI2LO
0
LINPUT3 to Left Output Mixer
0 = Disable (Mute)
1 = Enable Path
Output Signal
Path



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