SLASEX7B
June 2021 – April 2025
TAS5828M
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Timing Requirements
5.7
Typical Characteristics
5.7.1
Bridge Tied Load (BTL) Configuration Curves with BD Modulation
5.7.2
Bridge Tied Load (BTL) Configuration Curves with 1SPW Modulation
5.7.3
Parallel Bridge Tied Load (PBTL) Configuration With BD Modulation
5.7.4
Parallel Bridge Tied Load (PBTL) Configuration With 1SPW Modulation
6
Parameter Measurement Information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Power Supplies
7.3.2
Device Clocking
7.3.3
Serial Audio Port – Clock Rates
7.3.4
Clock Halt Auto-recovery
7.3.5
Sample Rate on the Fly Change
7.3.6
Serial Audio Port - Data Formats and Bit Depths
7.3.7
Digital Audio Processing
7.3.8
Class D Audio Amplifier
7.3.8.1
Speaker Amplifier Gain Select
7.3.8.2
Class D Loop Bandwidth and Switching Frequency Setting
7.4
Device Functional Modes
7.4.1
Software Control
7.4.2
Speaker Amplifier Operating Modes
7.4.2.1
BTL Mode
7.4.2.2
PBTL Mode
7.4.3
Low EMI Modes
7.4.3.1
Spread Spectrum
7.4.3.2
Channel to Channel Phase Shift
7.4.3.3
Multi-Devices PWM Phase Synchronization
7.4.3.3.1
Phase Synchronization With I2S Clock In Startup Phase
7.4.3.3.2
Phase Synchronization With GPIO
7.4.4
Thermal Foldback
7.4.5
Device State Control
7.4.6
Device Modulation
7.4.6.1
BD Modulation
7.4.6.2
1SPW Modulation
7.4.6.3
Hybrid Modulation
7.5
Programming and Control
7.5.1
I2 C Serial Communication Bus
7.5.2
Hardware Control Mode
7.5.3
I2 C Target Address
7.5.3.1
Random Write
7.5.3.2
Sequential Write
7.5.3.3
Random Read
7.5.3.4
Sequential Read
7.5.3.5
DSP Memory Book, Page and BQ update
7.5.3.6
Checksum
7.5.3.6.1
Cyclic Redundancy Check (CRC) Checksum
7.5.3.6.2
Exclusive or (XOR) Checksum
7.5.4
Control via Software
7.5.4.1
Startup Procedures
7.5.4.2
Shutdown Procedures
7.5.5
Protection and Monitoring
7.5.5.1
Overcurrent Limit (Cycle-By-Cycle)
7.5.5.2
Overcurrent Shutdown (OCSD)
7.5.5.3
DC Detect Error
7.5.5.4
Overtemperature Shutdown (OTSD)
7.5.5.5
PVDD Overvoltage and Undervoltage Error
7.5.5.6
PVDD Drop Detection
7.5.5.7
Clock Fault
8
Register Maps
8.1
CONTROL PORT Registers
9
Application and Implementation
9.1
Application Information
9.1.1
Inductor Selections
9.1.2
Bootstrap Capacitors
9.1.3
Power Supply Decoupling
9.1.4
Output EMI Filtering
9.2
Typical Applications
9.2.1
2.0 (Stereo BTL) System
9.2.2
Design Requirements
9.2.3
Detailed Design procedures
9.2.3.1
Step One: Hardware Integration
9.2.3.2
Step Two: Hardware Integration
9.2.3.3
Step Three: Software Integration
9.2.4
MONO (PBTL) Systems
9.2.5
Advanced 2.1 System (Two TAS5828M Devices)
9.3
Power Supply Recommendations
9.3.1
DVDD Supply
9.3.2
PVDD Supply
9.4
Layout
9.4.1
Layout Guidelines
9.4.1.1
General Guidelines for Audio Amplifiers
9.4.1.2
Importance of PVDD Bypass Capacitor Placement on PVDD Network
9.4.1.3
Optimizing Thermal Performance
9.4.2
Layout Example
10
Device and Documentation Support
10.1
Device Support
10.1.1
Device Nomenclature
10.1.2
Development Support
10.2
Receiving Notification of Documentation Updates
10.3
Support Resources
10.4
Trademarks
10.5
Electrostatic Discharge Caution
10.6
Glossary
11
Revision History
12
Mechanical, Packaging, and Orderable Information
Data Sheet
TAS5828M
50W Stereo, Digital Input, High Efficiency Closed-Loop Class-D Amplifier with Hybrid-Pro Algorithm