sta335bwqs STMicroelectronics, sta335bwqs Datasheet - Page 47
sta335bwqs
Manufacturer Part Number
sta335bwqs
Description
2.1-channel High-efficiency Digital Audio System With Qsound Qhd?
Manufacturer
STMicroelectronics
Datasheet
1.STA335BWQS.pdf
(72 pages)
- Current page: 47 of 72
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STA335BWQS
7.8.3
7.8.4
AM interference frequency switching
Table 56.
Table 57.
Bass management crossover
Table 58.
Bit
Bit
0
4
5
6
7
AMAM[2:0]
XO[3:0]
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
000
001
010
011
100
101
110
R/W
RW
R/W
RW
RW
RW
RW
AM enable
AutoModes™ AM switching frequency selection
Bass management crossover frequency
RST
RST
0
0
0
0
0
User-Defined
80 Hz
100 Hz
120 Hz
140 Hz
160 Hz
180 Hz
200 Hz
220 Hz
240 Hz
260 Hz
0.535 MHz - 0.720 MHz
0.721 MHz - 0.900 MHz
0.901 MHz - 1.100 MHz
1.101 MHz - 1.300 MHz
1.301 MHz - 1.480 MHz
1.481 MHz - 1.600 MHz
1.601 MHz - 1.700 MHz
48 kHz/96 kHz input fs
AMAME
Name
Name
XO0
XO1
XO2
XO3
AutoModes™ AM enable
0: switching frequency determined by PWMS setting
1: switching frequency determined by AMAM settings
Selects the bass-management crossover frequency.
A 1st-order high-pass filtering (channels 1 and 2) or
a 2nd-order low-pass filtering (channel 3) at the
selected frequency is performed.
Crossover frequency
Description
44.1 kHz/88.2 kHz input fs
Description
0.535 MHz - 0.670 MHz
0.671 MHz - 0.800 MHz
0.801 MHz - 1.000 MHz
1.001 MHz - 1.180 MHz
1.181 MHz - 1.340 MHz
1.341 MHz - 1.500 MHz
1.501 MHz - 1.700 MHz
Register description
47/72
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