STA339BWTR View Datasheet(PDF) - STMicroelectronics
Part Name
Description
View to exact match
STA339BWTR
STMicroelectronics
STA339BWTR Datasheet PDF : 78 Pages
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STA339BW
Register description
7.8.2
7.8.3
Audio preset register 2 (addr 0x0C)
D7
XO3
0
D6
XO2
0
D5
XO1
0
D4
XO0
0
D3
AMAM2
0
D2
AMAM1
0
D1
AMAM0
0
D0
AMAME
0
AM interference frequency switching
Table 57. AM interference frequency switching bits
Bit R/W RST
Name
Description
0
R/W 0
AMAME
Audio preset AM enable
0: switching frequency determined by PWMS setting
1: switching frequency determined by AMAM settings
Table 58. Audio preset AM switching frequency selection
AMAM[2:0]
48 kHz/96 kHz input fs
44.1 kHz/88.2 kHz input fs
000
0.535 MHz - 0.720 MHz
0.535 MHz - 0.670 MHz
001
0.721 MHz - 0.900 MHz
0.671 MHz - 0.800 MHz
010
0.901 MHz - 1.100 MHz
0.801 MHz - 1.000 MHz
011
1.101 MHz - 1.300 MHz
1.001 MHz - 1.180 MHz
100
1.301 MHz - 1.480 MHz
1.181 MHz - 1.340 MHz
101
1.481 MHz - 1.600 MHz
1.341 MHz - 1.500 MHz
110
1.601 MHz - 1.700 MHz
1.501 MHz - 1.700 MHz
7.8.4
Bass management crossover
Bit R/W
4
R/W
5
R/W
6
R/W
7
R/W
Table 59. Bass management crossover
RST
Name
Description
0
XO0
0
XO1
0
XO2
0
XO3
Selects the bass-management crossover frequency.
A 1st-order hign-pass filter (channels 1 and 2) or a
2nd-order low-pass filter (channel 3) at the selected
frequency is performed.
0000
0001
0010
0011
Table 60. Bass management crossover frequency
XO[3:0]
Crossover frequency
User-defined
80 Hz
100 Hz
120 Hz
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