WM8816 Просмотр технического описания (PDF) - Wolfson Microelectronics plc

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WM8816

Stereo Digital Volume Control

Wolfson Microelectronics plc 

WM8816

RECOMMENDED EXTERNAL COMPONENTS

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LEFT CHANNEL

INPUT

4 LIN

5

LGND

LFO

3

LMO 2

+18V

-

+

-18V

RIGHT CHANNEL

INPUT

13 RIN

12

RGND

Micro

Controller

6 CSB

9 DATA

10 CCLK

8 MUTEB

WM8816

RFO

14

RMO 15

+18V

-

+

AVDD 1

AGND 16

DVDD 7

DGND 11

-18V

+5V DC

C1

+

C3

C2

Note: Connect signal ground and non-inverting opamp input together on the PCB

Figure 5 Typical Application.

RECOMMENDED EXTERNAL COMPONENTS VALUES

COMPONENT

REFERENCE

SUGGESTED

VALUE

DESCRIPTION

C1

220nF

Analogue Supply Decoupling

C2

220nF

Digital Supply Decoupling

C3

10µF

General Supply Decoupling

Table 2 Recommended External Components Values

w

Rev 1.5 October 2004

10

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