WM8912 datasheet(111/128 Pages) WOLFSON

Il numero della parte	WM8912

Spiegazioni elettronici	Ultra Low Power DAC with Headphone Driver for Portable Audio Applications

PDF	128 Pages

Scroll/Zoom	100%

Produttore elettronici	WOLFSON [Wolfson Microelectronics plc]

Homepage	http://www.wolfsonmicro.com

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111 / 128 page

Production Data

WM8912

PD, Rev 4.0, September 2010

111

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R76 (4Ch)

DC Servo 9

7:0

DCS_DAC_W

R_VAL_0 [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

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R77 (4Dh)

DC Servo

Readback 0

11:8

DCS_CAL_CO

MPLETE [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_W

R_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.

3:0

DCS_STARTU

P_COMPLETE

[3:0]

0000

DC Servo Start-Up status

[3] - LINEOUTR

[2] - LINEOUTL

[1] - HPOUTR

[0] - HPOUTL

0 = Start-Up DC Servo mode not completed..

1 = Start-Up DC Servo mode complete.

WM8912 Scheda tecnica(PDF) 111 Page - Wolfson Microelectronics plc

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