TAS5548DCAR datasheet(2/116 Pages) TI1

2 / 116 page

TAS5548

SLES270A – NOVEMBER 2012 – REVISED APRIL 2015

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Table of Contents

7.1

Overview ................................................................. 14

Features .................................................................. 1

7.2

Functional Block Diagram ....................................... 14

Applications ........................................................... 1

7.3

Feature Description................................................. 16

Description ............................................................. 1

7.4

Device Functional Modes........................................ 25

Revision History..................................................... 2

7.5

Programming........................................................... 48

Pin Configuration and Functions ......................... 3

7.6

Specifications......................................................... 6

Application and Implementation ........................ 95

6.1

Absolute Maximum Ratings ..................................... 6

8.1

Application Information............................................ 95

6.2

ESD Ratings.............................................................. 6

8.2

Typical Applications ................................................ 95

6.3

Recommended Operating Conditions ....................... 6

8.3

Do’s and Don’ts..................................................... 102

6.4

Thermal Information .................................................. 6

8.4

Initialization Set Up ............................................... 102

6.5

Electrical Characteristics........................................... 7

Power Supply Recommendations .................... 103

6.6

Dynamic Performance ............................................. 7

9.1

Power Supply ........................................................ 103

6.7

SRC Performance ..................................................... 7

9.2

Energy Manager.................................................... 103

6.8

Timing I2C Serial Control Port Operation.................. 8

9.3

Programming Energy Manager ............................. 104

6.9

Reset Timing (RESET) ............................................. 8

Layout................................................................. 105

6.10

Power-Down (PDN) Timing..................................... 8

10.1

Layout Guidelines ............................................... 105

6.11

Back-End Error (BKND_ERR) ............................... 8

10.2

Layout Example .................................................. 106

6.12

Mute Timing (MUTE).............................................. 9

Device and Documentation Support ............... 108

6.13

Headphone Select (HP_SEL) ................................ 9

11.1

Documentation Support ...................................... 108

6.14

Switching Characteristics - Clock Signals............... 9

11.2

Trademarks ......................................................... 108

6.15

Switching Characteristics - Serial Audio Port ....... 9

11.3

Electrostatic Discharge Caution .......................... 108

6.16

Volume Control .................................................... 10

11.4

Glossary .............................................................. 108

6.17

Typical Characteristics .......................................... 13

Mechanical, Packaging, and Orderable

Detailed Description ............................................ 14

Information ......................................................... 108

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Original (November 2012) to Revision A

Page

•

Added ESD Ratings table, Feature Description section, Device Functional Modes, Application and Implementation

section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and

Mechanical, Packaging, and Orderable Information section. ................................................................................................. 1

•

Added the Thermal Information table ..................................................................................................................................... 6

•

Updated Figure 23 ............................................................................................................................................................... 29

•

Updated Figure 24 ................................................................................................................................................................ 30

•

Updated Table 12 ................................................................................................................................................................. 46

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