9 Application and Implementation

Note

Information in the following applications sections is not part of the TI component specification, and

TI does not warrant its accuracy or completeness. TI’s customers are responsible for determining

suitability of components for their purposes. Customers should validate and test their design

implementation to confirm system functionality.

9.1 Application Information

The TAS2505 is a digital or analog input Class-D audio power amplifier. Below are shown different setups that

show the features of the TAS2505.

9.2 Typical Applications

9.2.1 Typical Configuration

DIN

BCLK

WCLK

MCLK

SPKVSS

AVDD

AVSS

LDO_SEL

SPKVDD

SCL/SSZ

SDA/MOSI

GPIO/DOUT

RST

DVDD DVSS

IOVDD

IOVSS

AINL

SPKP

SPKM

0.1PF

22PF

SVDD

0.1PF

22PF

+1.8VA

8-: or

4-:

Speaker

+1.8VD

IOVDD

AINR

Analog Input

TAS2505

HPOUT

Headphone jack

MISO

SPI_SEL

SCLK

IOVDD

0.1PF

0.1PF

2.7k

2.7k

47PF

0.1PF

0.1PF

10PF

10PF

Copyright © 2016, Texas Instruments Incorporated

Figure 9-1. Typical Circuit Configuration

TAS2505

SLAS778D – FEBRUARY 2013 – REVISED JANUARY 2025

www.ti.com

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