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WM8912 Datasheet(PDF) 50 Page - Wolfson Microelectronics plc

Part # WM8912
Description  Ultra Low Power DAC with Headphone Driver for Portable Audio Applications
PDF  128 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8912 Datasheet(HTML) 50 Page - Wolfson Microelectronics plc

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WM8912
Production Data
w
PD, Rev 4.0, September 2010
50
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R74 (4Ah)
DC Servo 7
7:0
DCS_DAC_WR_V
AL_2 [7:0]
0000 0000
DC Offset value for LINEOUTL in
DAC Write DC Servo mode in two's
complement format.
In readback, the current DC offset
value is returned in two's complement
format.
Two’s complement format:
LSB is 0.25mV.
Range is +/-32mV
R75 (4Bh)
DC Servo 8
7:0
DCS_DAC_WR_V
AL1 [7:0]
0000 0000
DC Offset value for HPOUTR in DAC
Write DC Servo mode in two's
complement format.
In readback, the current DC offset
value is returned in two's complement
format.
Two’s complement format:
LSB is 0.25mV.
Range is +/-32mV
R76 (4Ch)
DC Servo 9
7:0
DCS_DAC_WR_V
AL0 [7:0]
0000 0000
DC Offset value for HPOUTL in DAC
Write DC Servo mode in two's
complement format.
In readback, the current DC offset
value is returned in two's complement
format.
Two’s complement format:
LSB is 0.25mV.
Range is +/-32mV
R77 (4Dh)
DC Servo
Readback 0
11:8
DCS_CAL_COMP
LETE [3:0]
0000
DC Servo Complete status
[3] - LINEOUTR
[2] - LINEOUTL
[1] - HPOUTR
[0] - HPOUTL
0 = DAC Write or Start-Up DC Servo
mode not completed.
1 = DAC Write or Start-Up DC Servo
mode complete.
7:4
DCS_DAC_WR_
COMPLETE [3:0]
0000
DC Servo DAC Write status
[3] - LINEOUTR
[2] - LINEOUTL
[1] - HPOUTR
[0] - HPOUTL
0 = DAC Write DC Servo mode not
completed.
1 = DAC Write DC Servo mode
complete.



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