AN4199 Datasheet, PDF (1/23 Pages) STMicroelectronics – Two-layer demonstration board based on the STA333IS

AN4199
Application note
Two-layer demonstration board based on the STA333IS
Introduction
The board shown in Figure 1 is a two-layer demonstration board designed for the evaluation
of the STA333IS two-channel, high-efficiency Sound Terminal^® device.
The purpose of this application note is to show:
 how to connect the STA333IS demonstration board
 the performance of the STA333IS device
 how to avoid critical board and layout issues
All the results and characterization data included in this application note have been
measured using Audio Precision equipment. Reference documents consist of the STA333IS
datasheet, schematic diagrams and PCB layout.
Figure 1. STA333IS 2 layer demo board
July 2013
DocID023917 Rev 1
1/23
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