CS4237B-JQ View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS4237B-JQ

CrystalClear™ Advanced Audio System with 3D Sound

Cirrus Logic 

Speaker Out CD-ROM

Speaker In

Analog Ground

Crystal

Part

1

Digital Ground

CS4237B

PIN 1

XD7

Figure 32. Suggested Add-In Card Layout

PIN 98

VDF3

.1µ F

PIN 97

SG ND3

PIN 80

AGND

PIN 81

VA

.1µ F

1µF

+

.1µ F

PIN 79

REFFLT

Analog

PIN 71

TEST

PIN 66

SGND2

PIN 17

VDF1

.1µ F

PIN 18

SGND1

Digital

= vias through to

power/ground plane

.1µ F

PIN 65

VDF2

PIN 54

VDF4

.1µF

PIN 53

SGND4

PIN 45

VD1

.1µ F

PIN 46

DGND1

Figure 33. Recommended Decoupling Capacitor Positions

94

DS213PP4

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