STA381BWSTR STMicroelectronics, STA381BWSTR Datasheet - Page 170

• 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

Revision history
10
Table 184. Document revision history
170/171
02-Sep-2011
20-Dec-2011
08-Jun-2011
28-Jun-2011
17-Jan-2012
20-Jul-2012
Date
Revision history
Revision
1
2
3
4
5
6
Initial release
Removed TQFP64 package option
Added note to
Section 8.2: Headphone and 2 Vrms line
Updated names of pin 32 and 33 in
VQFN48 (top view)
Document promoted from preliminary to full datasheet
Added “VDD3V3CHP” to
Updated footnotes in
Updated register names to “SVUP” and “SVDN” for addresses 37 and 38 in
Updated text in
Updated
Updated
page 120
Updated high-pass filter in
Textual changes to formulas in
(addr 0x37 - 0x38)
Removed ECLE bit and sections concerning “Auto EAPD on clock loss” from datasheet
Updated
Updated
Updated
(address 0x61-0x65, 0x3F, 0x40, 0x6F) on page 94
Added
Added
Added
Updated
(address 0x50-0x54, 0x2E, 0x2F and 0x5E) on page 155
Added
Added
Added
Table 90: Manual threshold register 0x3F, 0x40 and 0x6F on page 95
Section 6.36: Charge pump synchronization (address 0x70) on page 98
Table 98: Charge pump sync configuration bits on page 98
Table 174: Manual threshold register 0x2E, 0x2F and 0x5E on page 157
Section 7.28: Charge pump synchronization (address 0x5F) on page 160
Table 180: Charge pump sync configuration bits on page 160
2.0 channels, two full-bridges (OCFG = 00) on page 118
2.1 channels, two full-bridges + one external full-bridge (OCFG = 10) on
Table 14: Default register map table: NEW MAP on page 42
Table 100: I
Section 6.32: Enhanced zero-detect mute and input level measurement
Section 7.24: Enhanced zero-detect mute and input level measurement
Figure
Table 46 andTable 121: PWM speed mode
Doc ID 018937 Rev 6
and
2
Table 7
44, 45, 46, 47, 48, and
C registers summary on page 103
Table 2: Pin list
Table 3
Table 152
Section 7.17: EQ soft volume configuration registers
and
Figure 1: Block
Table 5
Changes
out, referencing AN3959
diagram,
Figure 2: Pin connections
STA381BWS
Table 100