Datasheet

3D
PGA
+
+
+
+
–
+
–
+
+
From
Left-
Channel
Interface
To
Modulator
Digital
Volume
Ctrl
Biquad
B
L
To
Modulator
´
´
Biquad
C
L
Biquad
A
L
Biquad
A
R
Biquad
B
R
Biquad
C
R
From
Right-
Channel
Interface
Interp.
Filter A
Interp.
Filter A
Digital
Volume
Ctrl
Interp.
FilterC
BiQuad
D
BiQuad
C
BiQuad
B
BiQuad
A
IIR
to
modulator
Digital
Volume
Ctrl
from
Interface
´
TLV320AIC3100
www.ti.com SLAS667A –NOVEMBER 2009–REVISED MAY 2012
5.5.1.2.8 Four Biquads, First-Order IIR, Filter C
Figure 5-26. Signal Chain for PRB_P19 and PRB_P22
5.5.1.2.9 Two Biquads, 3D, Filter A
NOTE: A
L
means biquad A of the left channel, and similarly, B
R
means biquad B of the right channel.
Figure 5-27. Signal Chain for PRB_P23
Copyright © 2009–2012, Texas Instruments Incorporated APPLICATION INFORMATION 47
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