STA3398 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

STA3398

2.1-channel high-efficiency digital audio system / PowerSSO-36 slug down Package

STMicroelectronics 

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Processing data paths

STA339BW

Figure 9. Processing part 2

Dual-band DRC enabled

Ch3

Volume

DRC2

L

C1CM1xM1x=1

0x7FFFFF

+

Hi-PBa2DssRC XO

HFi-ipltaesrs

-

Ch1

Vol

DLRiAmCnidt1er

filter

+

Volume

R

CC1M1Mx2x2=

0x00000

CC2M2Mx1x=1

0x000000

+

C2CM2Mx2x2=

0x7FFFFF

Hi-Pass XO

BF2DiltRerC

Hi-pass

filter

-

+

Ch2

Volume

DRC1

CC33MMxx11=

0x40000

+

CC33MMxx22=

0x400000

Ch3

Volume

DRC2

+

PPoosstt-ssccaallee

+

Post-scale

User-defined mix coefficients

Crossover frequency determined by XO setting

User-defined if XO = 0000

Dual-band DRC disabled

C1Mx1

L

+

HC-Bi--h-Piaq-F-anu-sin-al-tsede--lr-#1-5X-/-2O

Hi-pass XO

R

C1Mx2

filter

B2DRC Enabled

VoVloulme

Aanndd

Limiter

Post-scale

C2Mx1

+

C2Mx2

HCi-hPaansnsel 1X/2O

BiqFuialtedr#5

--------------

Hi-pass XO

filter

VoVloulme

Aanndd

Limiter

Post-scale

C3Mx1

+

C3Mx2

Channel 3

Lo----PB-F-ai-qis-lu-tse-a-rd---X-O

Low-pass XO

filter

VoVluoml e

Aanndd

Limiter

Post-scale

User-defined mix coefficients

Crossover frequency determined by XO setting

User defined if XO = 0000

B2DRC Disabled

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DocID15251 Rev 7

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