WM8771 datasheet(32/44 Pages) WOLFSON

Part #	WM8771

Description	24-bit, 192kHz 8-Channel Codec

PDF	44 Pages

Scroll/Zoom	100%

Manufacturer	WOLFSON [Wolfson Microelectronics plc]

Direct Link	http://www.wolfsonmicro.com

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32 / 44 page

WM8771

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PP Rev 2.0 December 2001

The DAC output buffers can be powered down under control of OUTPD[3:0]. Each stereo channel

may be powered down separately. Setting OUTPD[3:0] will power off the output buffer and switch the

analogue outputs VOUTL/R to VMIDDAC to maintain a dc level on the output.

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

11100

Output

Powerdown

control

8:7

OUTPD[1:0]

DAC Output Powerdown select

0: output buffer enabled

1: output buffer powered

down

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

11101

Output

Powerdown

control

8:7

OUTPD[3:2]

DAC Output Powerdown select

0: output buffer enabled

1: output buffer powered

down

SOFTWARE REGISTER RESET

Writing to register 11111 will cause a register reset, resetting all register bits to their default

values.

WM8771 Datasheet(PDF) 32 Page - Wolfson Microelectronics plc