sta339bws STMicroelectronics, sta339bws Datasheet - Page 21

• Manufacturer Part Number: sta339bws
• Description: 2.1-channel High-efficiency Digital Audio System
• Manufacturer: STMicroelectronics

STA339BWS
Figure 8.
R
R
R
R
R
R
R
R
L
L
L
L
L
L
L
L
Dual-band DRC enabled
Dual-band DRC disabled
Processing part 2
User-defined mix coefficients
User-defined mix coefficients
User-defined mix coefficients
User-defined mix coefficients
C1Mx1 =
C1Mx1 =
0x7FFFFF
0x7FFFFF
C2Mx2 =
C2Mx2 =
0x7FFFFF
0x7FFFFF
C1Mx2 =
C1Mx2 =
0x00000
0x00000
C2Mx1=
C2Mx1=
0x000000
0x000000
C3Mx1 =
C3Mx1 =
0x40000
0x40000
C3Mx2 =
C3Mx2 =
0x400000
0x400000
C1Mx1
C1Mx1
C1Mx2
C1Mx2
C2Mx1
C2Mx1
C2Mx2
C2Mx2
C3Mx1
C3Mx1
C3Mx2
C3Mx2
+
+
+
+
+
+
+
+
+
+
+
+
C1Mx1
C1Mx1
C1Mx1
C1Mx1
C1Mx2
C1Mx2
C1Mx2
C1Mx2
C2Mx1
C2Mx1
C2Mx1
C2Mx1
C2Mx2
C2Mx2
C2Mx2
C2Mx2
C3Mx1
C3Mx1
C3Mx1
C3Mx1
C3Mx2
C3Mx2
C3Mx2
C3Mx2
+
+
+
+
+
+
+
+
+
+
+
+
Crossover frequency determined by XO setting
Crossover frequency determined by XO setting
User-defined if XO = 0000
User-defined if XO = 0000
Crossover frequency determined by XO setting
Crossover frequency determined by XO setting
User defined if XO = 0000
User defined if XO = 0000
Hi-Pass
Hi-Pass
Hi-Pass
Hi-Pass
Hi-pass
Hi-pass
Hi-pass
Hi-pass
B
B
B
B
Filter
Filter
Filter
Filter
2
2
filter
filter
2
2
filter
filter
DRC
DRC
DRC
DRC
Low-pass XO
Low-pass XO
Lo-Pass
Lo-Pass
Hi-Pass
Hi-Pass
Hi-Pass
Hi-Pass
XO
XO
XO
XO
Channel 1/2
Channel 1/2
Hi-pass XO
Hi-pass XO
Channel 1/2
Channel 1/2
Hi-pass XO
Hi-pass XO
--------------
--------------
--------------
--------------
--------------
--------------
Biquad #5
Biquad #5
Biquad #5
Biquad #5
Channel 3
Channel 3
Biquad
Biquad
Filter
Filter
Filter
Filter
Filter
Filter
filter
filter
filter
filter
filter
filter
-
-
-
-
-
-
XO
XO
XO
XO
XO
XO
+
+
+
+
+
+
Volume
Volume
Volume
Volume
Volume
Volume
Volume
Volume
Ch3
Ch3
Ch1
Ch1
Ch2
Ch2
Ch3
Ch3
DRC1
DRC1
DRC1
DRC1
DRC2
DRC2
Limiter
Limiter
DRC2
DRC2
And
And
Vol
Vol
Limiter
Limiter
Limiter
Limiter
Limiter
Limiter
Limiter
Limiter
Volume
Volume
Limiter
Limiter
Limiter
Limiter
Volume
Volume
Volume
Volume
And
and
And
and
And
and
And
and
And
and
And
and
Vol
Vol
Vol
Vol
Vol
Vol
B
B
Processing data paths
2
2
DRC Enabled
DRC Enabled
+
+
+
+
B
B
2
2
DRC Disabled
DRC Disabled
Post scale
Post-scale
Post scale
Post-scale
Post scale
Post-scale
Post scale
Post-scale
Post scale
Post-scale
Post scale
Post-scale
Post-scale
Post-scale
Post scale
Post scale
Post scale
Post-scale
Post scale
Post-scale
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