SLAAED0
March 2024
TAS2764
,
TAS2780
,
TAS2781
1
Abstract
Trademarks
1
Introduction
2
Measurement Methodology
3
Introduction to Noise-gate and Pop in Class-D Amplifiers
4
Causes of Pop in TAS27xx family of Class-D Amplifiers
5
Click and Pop Using TAS27xx
6
Click and Pop Measurement Technique Using AP v6.0. 2
6.1
Measurement Setup
6.2
Filter Settings
6.3
Data Capture Settings
6.4
Auto Range Settings for Pop Measurement
6.5
ASI or I2S Configurations for Pop Measurement
6.6
APx Sound Level Meter Utility
6.7
Data Acquisition
6.8
Interpreting Click and Pop Waveforms
6.9
Post Processing of AP Waveforms
6.10
A-Weighted Click and Pop Numbers
6.11
Exporting the A-Weighted Numbers
7
Noise-Gate Pop and Measurement Technique Using APx
8
Configuring TAS2764 for Improved Click and Pop Noise Performance
8.1
Explanation
9
Summary
10
References
Application Note
TAS27xx Introduction to Click and Pop Noise Measurement in Class-D Audio Amplifiers