STA381BWSTR STMicroelectronics, STA381BWSTR Datasheet - Page 125

• Manufacturer Part Number: STA381BWSTR
• Description: Audio DSPs Sound Terminal 2.1 High EFF Dig Audio
• Manufacturer: STMicroelectronics

Specifications of STA381BWSTR

• Product Category: Audio DSPs
• Rohs: yes
• Operating Supply Voltage: 4.5 V to 25.5 V
• Operating Temperature Range: 0 C to + 150 C
• Mounting Style: SMD/SMT
• Package / Case: VQFN-48
• Snr: 100 dB

STA381BWS
7.8.2
7.8.3
AM interference frequency switching
Table 135. AM interference frequency switching bits
Table 136. Audio preset AM switching frequency selection
Bass management crossover
Table 137. Bass management crossover
Bit
Bit
0
4
5
6
7
D7
0
AMAM[2:0]
000
001
010
011
100
101
110
R/W
R/W
R/W
R/W
R/W
R/W
R/W
D6
0
RST
RST
0
0
0
0
0
D5
0
48 kHz/96 kHz input fs
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
AMAME
Name
Doc ID 018937 Rev 6
Name
XO0
XO1
XO2
XO3
Register description: Sound Terminal compatibility
D4
0
Audio preset AM enable
0: switching frequency determined by PWMS setting
1: switching frequency determined by AMAM settings
Selects the bass management crossover frequency.
A 1
2
frequency is performed.
nd
-order low-pass filter (channel 3) at the selected
st
-order high-pass filter (channels 1 and 2) or a
D3
0
Description
44.1 kHz/88.2 kHz input fs
Description
D2
0
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
D1
0
125/171
D0
0