WM8281ECSSLASHR datasheet(197/392 Pages) CIRRUS

Il numero della parte	WM8281ECS/R

Spiegazioni elettronici	Low Power Audio System with Ambient Noise Cancellation and Echo Cancellation

PDF	392 Pages

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Produttore elettronici	CIRRUS [Cirrus Logic]

Homepage	http://www.cirrus.com

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WM8281

Rev 4.0

197

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

R1067

(042Bh)

Noise

Gate

Select 4L

11:0

OUT4L_NGATE_

SRC [11:0]

040h

R1071

(042Fh)

Noise

Gate

Select 4R

11:0

OUT4R_NGATE_

SRC [11:0]

080h

R1075

(0433h)

Noise

Gate

Select 5L

11:0

OUT5L_NGATE_

SRC [11:0]

100h

R1079

(0437h)

Noise

Gate

Select 5R

11:0

OUT5R_NGATE_

SRC [11:0]

200h

R1083

(043Bh)

Noise

Gate

Select 6L

11:0

OUT6L_NGATE_

SRC [11:0]

400h

R1087

(043Fh)

Noise

Gate

Select 6R

11:0

OUT6R_NGATE_

SRC [11:0]

800h

R1112

(0458h)

Noise

Gate

Control

5:4

NGATE_HOLD

[1:0]

Output Signal Path Noise Gate Hold Time

(delay before noise gate is activated)

00 = 30ms

01 = 120ms

10 = 250ms

11 = 500ms

3:1

NGATE_THR

[2:0]

000

Output Signal Path Noise Gate Threshold

000 = -60dB

001 = -66dB

010 = -72dB

011 = -78dB

100 = -84dB

101 = -90dB

110 = -96dB

111 = -102dB

NGATE_ENA

Output Signal Path Noise Gate Enable

0 = Disabled

1 = Enabled

Table 68 Output Signal Path Noise Gate Control

WM8281ECS/R Scheda tecnica(PDF) 197 Page - Cirrus Logic

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