TLV320AIC3120 Datasheet, PDF (44/155 Pages) Texas Instruments – Low-Power Mono Audio Codec With Embedded miniDSP and Mono Class-D Speaker Amplifier

TLV320AIC3120
SLAS653A – FEBRUARY 2010 – REVISED MAY 2012
5.6.1.2.2 Six Biquads, First-Order IIR, DRC, Filter A or B
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IIR
from
Interface
BiQuad BiQuad BiQuad BiQuad BiQuad BiQuad
A
B
C
D
E
F
HPF
Interp.
Filter
A,B
DRC
Figure 5-20. Signal Chain for PRB_P5 and PRB_P15
5.6.1.2.3 Six Biquads, First-Order IIR, Filter A or B
´
to
Modulator
Digital
Volume
Ctrl
IIR
from
Interface
BiQuad
A
BiQuad
B
BiQuad
C
BiQuad
D
BiQuad
E
BiQuad
F
Interp.
Filter
A,B
Figure 5-21. Signal Chain for PRB_P6 and PRB_P16
5.6.1.2.4 IIR, Filter B or C
´
to
Modulator
Digital
Volume
Ctrl
IIR
from
Interface
Interp.
Filter
B,C
´
to
Modulator
Digital
Volume
Ctrl
Figure 5-22. Signal Chain for PRB_P12 and PRB_P20
5.6.1.2.5 Four Biquads, DRC, Filter B
BiQuad
A
from
Interface
BiQuad
B
BiQuad
C
BiQuad
D
HPF
Interp.
Filter B
DRC
Figure 5-23. Signal Chain for PRB_P13
5.6.1.2.6 Four Biquads, Filter B
´
to
Modulator
Digital
Volume
Ctrl
BiQuad
A
from
Interface
BiQuad BiQuad BiQuad
Interp.
´
to
B
C
D
Filter B
Modulator
Digital
Volume
Ctrl
Figure 5-24. Signal Chain for PRB_P14
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