STA381BWSTR STMicroelectronics, STA381BWSTR Datasheet - Page 46

• 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

Register description: New Map
6.3
6.4
46/171
RESET register (addr 0x02)
Table 17.
After SRESET is written, the last IC acknowledge is skipped and the EAPD bit (reg 0x16 bit
D7) is set to 1 instead of the 0 default value obtained after hardware reset.
Soft volume register (addr 0x03)
Table 18.
Values are specified for fs = 48 kHz, 96 kHz or 192 kHz.
Bit
Reserved
Reserved
0
Bit
1
0
D7
D7
0
0
R/W
R/W
R/W
R/W
R/W
RESET register
Soft volume register
Reserved
Reserved
D6
D6
0
0
RST
0
RST
Reserved
Reserved
D5
D5
0
0
SRESET
Doc ID 018937 Rev 6
Name
SVOL[1:0]
Name
Reserved
Reserved
D4
D4
0
0
‘0’: normal operation
‘1’: reset the device
Description
00: 30 ms
01: 100 ms (default)
10: 100 ms
11: Soft-mute disabled
Reserved
Reserved
D3
D3
0
0
Reserved
Reserved
Description
D2
D2
0
0
Reserved
D1
D1
0
0
SVOL[1:0]
STA381BWS
SRESET
D0
D0
0
1