Dear community member, The “Analog and audio” topic is no longer supported on the ST community. The legacy content is available only by the read-only basis. If you have any requests regarding "Analog and audio” topics, check the alternative support ...
Posted on June 12, 2016 at 19:41I've got a TDA7491LP design that I cannot seem to make function. I've followed the ''Applications Circuit for class D amplifier'' example circuit (Figure 26 on the datasheet). I'm powering the amplifier with a 10V swi...
Posted on April 24, 2017 at 13:14I am using L9823 in my design to drive the outputs. I also want it to behave as input so that I can connect IO module. How can I use it as input?
Posted on April 02, 2017 at 02:40I have a part in a car infotainment system that I can't identify. It has ST branding, but I can't figure out what it is. Can anyone help me? I've uploaded 2 shots of the same part. Thank you.
Posted on March 18, 2017 at 17:57How to use EVALSTPM34 kit??
Posted on March 20, 2017 at 11:09Hi,I want to record some audio signals using your Evaluation Kit STEVAL-MKI126V1 + MKI129V3 connected to my laptop through the MKI138V1.I've installed APWorkbench on Windows 64bit running on Parallels Desktop.How to ...
Posted on March 07, 2017 at 21:42hi all,this nice AMP IC is quite easy to setup and switch on trough i2c.Diagnostic to check for speaker in short, open etc, is available trough i2c before i2c amp stage power up, and should be still available also af...
Posted on March 06, 2017 at 04:31Hello, I have a car amplifier, the chip is used FDA4100LV, I need FDA4100LV typical circuit diagram, who can give me a copy of it? Thank you。
Posted on March 04, 2017 at 17:10I'm using a simple capacitance to frequency converter with a ts555 to measure water level. After installation, I notice a large drift, so I returned the circuit to the lab to diagnose the problem. To eliminate the se...
Posted on February 15, 2017 at 21:38I can use one SAI RxTx channel or Two separate SAI ports, providing independent Rx and Tx channels.Which solution supplies the best HD stereo audio quality ? (stereo and bass channel would be great)The Speaker d...
Posted on January 24, 2017 at 10:22As we know, TDA7498E is designed for Audio amplifier application. But we are interested in using it for DC amplifier application.In our application, an inductance coil is connected to amplifier output. This load i...