STA323WQS13TR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STA323WQS13TR

2.1-channel high-efficiency digital audio system with QSound QHD®

STMicroelectronics 

STA323WQS

2

Applications

Applications

Table 2.

Table 3.

Table 4.

Component selection “Table A” - full-bridge operation

Load

Inductor

Capacitor

4Ω

10 µH

1.0 µF

6Ω

15 µH

470 nF

8Ω

22 µH

470 nF

Component selection "Table B" - binary half-bridge operation

Load

Inductor

Capacitor

4Ω

22 µH

680 nF

6Ω

33 µH

470 nF

8Ω

47 µH

390 nF

Component selection "Table C" - mono operation

Load

Inductor

2Ω

4.7 µH

3Ω

6.8 µH

4Ω

10 µH

Capacitor

2.0 µF

1.0 µF

1.0 µF

Figure 7. Schematic for 2 (half-bridge) channels + 1 (full-bridge) channel

VCC_SIGN

VSS

VDD

GND

BICKI

LRCKI

SDI

VDDA

GNDA

XTI

PLL_FILTER

RES

SDA

SCL

RESET

CONFIG

VL

VDD_REG

SUB_GND

N.C.

OUT2B

VCC2B

N.C.

GND2B

GND2A

VCC2A

OUT2A

OUT1B

VCC1B

GND1B

GND1A

N.C.

VCC1A

OUT1A

GND_CLEAN

GND_REG

STA323WQS

13/78

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