SLOS870B
September 2016 – October 2017
TAS6424-Q1
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements
7.7
Typical Characteristics
8
Parameter measurement Information
9
Detailed description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Serial Audio Port
9.3.1.1
I2S Mode
9.3.1.2
Left-Justified Timing
9.3.1.3
Right-Justified Timing
9.3.1.4
TDM Mode
9.3.1.5
Supported Clock Rates
9.3.1.6
Audio-Clock Error Handling
9.3.2
High-Pass Filter
9.3.3
Volume Control and Gain
9.3.4
High-Frequency Pulse-Width Modulator (PWM)
9.3.5
Gate Drive
9.3.6
Power FETs
9.3.7
Load Diagnostics
9.3.7.1
DC Load Diagnostics
9.3.7.2
Line Output Diagnostics
9.3.7.3
AC Load Diagnostics
9.3.8
Protection and Monitoring
9.3.8.1
Overcurrent Limit (ILIMIT)
9.3.8.2
Overcurrent Shutdown (ISD)
9.3.8.3
DC Detect
9.3.8.4
Clip Detect
9.3.8.5
Global Overtemperature Warning (OTW), Overtemperature Shutdown (OTSD)
9.3.8.6
Channel Overtemperature Warning [OTW(i)] and Shutdown [OTSD(i)]
9.3.8.7
Undervoltage (UV) and Power-On-Reset (POR)
9.3.8.8
Overvoltage (OV) and Load Dump
9.3.9
Power Supply
9.3.9.1
Vehicle-Battery Power-Supply Sequence
9.3.9.2
Boosted Power-Supply Sequence
9.3.10
Hardware Control Pins
9.3.10.1
FAULT
9.3.10.2
WARN
9.3.10.3
MUTE
9.3.10.4
STANDBY
9.4
Device Functional Modes
9.4.1
Operating Modes and Faults
9.5
Programming
9.5.1
I2C Serial Communication Bus
9.5.2
I2C Bus Protocol
9.5.3
Random Write
9.5.4
Sequential Write
9.5.5
Random Read
9.5.6
Sequential Read
9.6
Register Maps
9.6.1
Mode Control Register (address = 0x00) [default = 0x00]
9.6.2
Miscellaneous Control 1 Register (address = 0x01) [default = 0x32]
9.6.3
Miscellaneous Control 2 Register (address = 0x02) [default = 0x62]
9.6.4
SAP Control (Serial Audio-Port Control) Register (address = 0x03) [default = 0x04]
9.6.5
Channel State Control Register (address = 0x04) [default = 0x55]
9.6.6
Channel 1 Through 4 Volume Control Registers (address = 0x05-0x088) [default = 0xCF]
9.6.7
DC Load Diagnostic Control 1 Register (address = 0x09) [default = 0x00]
9.6.8
DC Load Diagnostic Control 2 Register (address = 0x0A) [default = 0x11]
9.6.9
DC Load Diagnostic Control 3 Register (address = 0x0B) [default = 0x11]
9.6.10
DC Load Diagnostic Report 1 Register (address = 0x0C) [default = 0x00]
9.6.11
DC Load Diagnostic Report 2 Register (address = 0x0D) [default = 0x00]
9.6.12
DC Load Diagnostics Report 3—Line Output—Register (address = 0x0E) [default = 0x00]
9.6.13
Channel State Reporting Register (address = 0x0F) [default = 0x55]
9.6.14
Channel Faults (Overcurrent, DC Detection) Register (address = 0x10) [default = 0x00]
9.6.15
Global Faults 1 Register (address = 0x11) [default = 0x00]
9.6.16
Global Faults 2 Register (address = 0x12) [default = 0x00]
9.6.17
Warnings Register (address = 0x13) [default = 0x20]
9.6.18
Pin Control Register (address = 0x14) [default = 0xFF]
9.6.19
AC Load Diagnostic Control 1 Register (address = 0x15) [default = 0x00]
9.6.20
AC Load Diagnostic Control 2 Register (address = 0x16) [default = 0x00]
9.6.21
AC Load Diagnostic Impedance Report Ch1 through CH4 Registers (address = 0x17-0x1A) [default = 0x00]
9.6.22
AC Load Diagnostic Phase Report High Register (address = 0x1B) [default = 0x00]
9.6.23
AC Load Diagnostic Phase Report Low Register (address = 0x1C) [default = 0x00]
9.6.24
AC Load Diagnostic STI Report High Register (address = 0x1D) [default = 0x00]
9.6.25
AC Load Diagnostic STI Report Low Register (address = 0x1C) [default = 0x00]
9.6.26
Miscellaneous Control 3 Register (address = 0x21) [default = 0x00]
9.6.27
Clip Control Register (address = 0x22) [default = 0x01]
9.6.28
Clip Window Register (address = 0x23) [default = 0x14]
9.6.29
Clip Warning Register (address = 0x24) [default = 0x00]
9.6.30
ILIMIT Status Register (address = 0x25) [default = 0x00]
9.6.31
Miscellaneous Control 4 Register (address = 0x26) [default = 0x40]
10
Application and Implementation
10.1
Application Information
10.1.1
AM-Radio Band Avoidance
10.1.2
Parallel BTL Operation (PBTL)
10.1.3
Demodulation Filter Design
10.1.4
Line Driver Applications
10.2
Typical Applications
10.2.1
BTL Application
10.2.1.1
Design Requirements
10.2.1.2
Power Supplies
10.2.1.3
Communication
10.2.1.4
Detailed Design Procedure
10.2.1.4.1
Hardware Design
10.2.1.4.2
Digital Input and the Serial Audio Port
10.2.1.4.3
Bootstrap Capacitors
10.2.1.4.4
Output Reconstruction Filter
10.2.1.5
Application Curves
10.2.2
PBTL Application
10.2.2.1
Design Requirements
10.2.2.1.1
Detailed Design Procedure
10.2.2.2
Application Curves
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.1.1
Electrical Connection of Thermal pad and Heat Sink
12.1.2
EMI Considerations
12.1.3
General Guidelines
12.2
Layout Example
12.3
Thermal Considerations
13
Device and Documentation Support
13.1
Documentation Support
13.1.1
Related Documentation
13.2
Receiving Notification of Documentation Updates
13.3
Community Resources
13.4
Trademarks
13.5
Electrostatic Discharge Caution
13.6
Glossary
14
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DKQ|56
MPDS378A
Thermal pad, mechanical data (Package|Pins)
DKQ|56
PPTD313E
Orderable Information
slos870b_oa
slos870b_pm