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STA369BWS 数据表(PDF) 19 Page - STMicroelectronics

部件名 STA369BWS
功能描述  2.1-channel 40-watt high-efficiency digital audio system Sound Terminal?
PDF  89 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STA369BWS 数据表(HTML) 19 Page - STMicroelectronics

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STA369BWS
Processing data paths
Doc ID 16861 Rev 4
19/89
In all the available configurations high-pass filtering with a 2-Hz cut-off frequency is applied
before the postscale block. This filter cannot be disabled.
Figure 7.
Left and right processing, section 2
Dual-band DRC enabled
Dual-band DRC disabled
Crossover Frequency determined by XO Setting
User Defined If XO=0000
R
L
+
+
+
C1Mx2
C2Mx1
C2Mx2
C3Mx1
C3Mx2
C1Mx1
Hi-Pass
XO
Filter
Hi-Pass
XO
Filter
User-Defined Mix Coefficients
Post scale
Post scale
User Defined If XO=0000
R
L
+
+
+
C1Mx2=
0x00000
C2Mx1=
0x000000
C2Mx2=
0x7fffff
C3Mx1=
0x40000
C3Mx2=
0x400000
C1Mx1=
0x7fffff
B2DRC
Hi-pass
filter
User-Defined Mix Coefficients
Post scale
Post scale
Vol
And
Limiter
DRC1
DRC1
DRC2
CH1
Volume
CH2
Volume
CH3
Volume
B2DRC
Hi-pass
filter
+
+
B2DRC Enabled
DRC2
CH3
Volume
-
+
-
+
Post scale
Post scale
DC cut
filter
DC cut
filter
Crossover Frequency determined by XO Setting
User Defined If XO=0000
R
L
+
+
+
C1Mx2
C2Mx1
C2Mx2
C3Mx1
C3Mx2
C1Mx1
Hi-Pass
XO
Filter
Hi-Pass
XO
Filter
User-Defined Mix Coefficients
Post scale
Post scale
User Defined If XO=0000
R
L
+
+
+
C1Mx2=
0x00000
C2Mx1=
0x000000
C2Mx2=
0x7fffff
C3Mx1=
0x40000
C3Mx2=
0x400000
C1Mx1=
0x7fffff
B2DRC
Hi-pass
filter
User-Defined Mix Coefficients
Post scale
Post scale
Vol
And
Limiter
DRC1
DRC1
DRC2
CH1
Volume
CH2
Volume
CH3
Volume
B2DRC
Hi-pass
filter
+
+
B2DRC Enabled
DRC2
CH3
Volume
-
+
-
+
-
+
-
+
Post scale
Post scale
DC cut
filter
DC cut
filter
Crossover Frequency determined by XO Setting
User Defined If XO=0000
R
L
+
+
+
C1Mx2
C2Mx1
C2Mx2
C3Mx1
C3Mx2
C1Mx1
Hi-Pass
XO
Filter
Hi-Pass
XO
Filter
Lo-Pass
XO
Filter
User-Defined Mix Coefficients
Vol
And
Limiter
Vol
And
Limiter
Vol
And
Limiter
Post scale
Post scale
Post scale
User Defined If XO=0000
R
L
+
+
+
C1Mx2
C2Mx1
C2Mx2
C3Mx1
C3Mx2
C1Mx1
Channel ½
Biquad #5
--------------
Hi-pass XO
filter
User-Defined Mix Coefficients
Vol
And
Limiter
Vol
And
Limiter
Vol
And
Limiter
Post scale
Post scale
Post scale
Channel ½
Biquad #5
--------------
Hi-pass XO
filter
Channel 3
Biquad
--------------
Low-pass XO
filter
B2DRC Disabled
Vol
And
Limiter
Vol
And
Limiter
Post scale
Post scale
Post scale
DC cutt
filter
DC cutt
filter
DC cutt
filter
Crossover Frequency determined by XO Setting
User Defined If XO=0000
R
L
+
+
+
C1Mx2
C2Mx1
C2Mx2
C3Mx1
C3Mx2
C1Mx1
Hi-Pass
XO
Filter
Hi-Pass
XO
Filter
Lo-Pass
XO
Filter
User-Defined Mix Coefficients
Vol
And
Limiter
Vol
And
Limiter
Vol
And
Limiter
Post scale
Post scale
Post scale
User Defined If XO=0000
R
L
+
+
+
C1Mx2
C2Mx1
C2Mx2
C3Mx1
C3Mx2
C1Mx1
Channel ½
Biquad #5
--------------
Hi-pass XO
filter
User-Defined Mix Coefficients
Vol
And
Limiter
Vol
And
Limiter
Vol
And
Limiter
Post scale
Post scale
Post scale
Channel ½
Biquad #5
--------------
Hi-pass XO
filter
Channel 3
Biquad
--------------
Low-pass XO
filter
B2DRC Disabled
Vol
And
Limiter
Vol
And
Limiter
Post scale
Post scale
Post scale
DC cutt
filter
DC cutt
filter
DC cutt
filter
#8
#8



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