Analog and audio

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Forum board changes

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 ...

TS332 input overvoltage at power off

Hi ST team, I am using the TS332 comparator to do a pulse length protection. It uses a capacitor on an input which charges and discharges in function of the pulse length. At power off, this capacitor remains charged at around 700mV while the device ...

FP-AUD-SMARTMIC1 software

hy,I would like to use your NUCLEO-F446RE board platform with X-NUCLEO-CCA01M1 and X-NUCLEO-CCA02M1 expansion board, using the FP-AUD-SMARTMIC1 software.In reality we have a configuration like the figure in the annexwhere external codecs are not used...

apenn.13 by Associate II
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Power dissipation and thermal resistance details required

We are using "M41T80M6F" and "LM239ADT" in our design.We require power dissipation of this ic under typ,min and max conditions for thermal analysis.Also require "RθJB-Thermal resistance between Junction to Board",RθJC-Thermal resistance between Junct...

VA.7 by Associate
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Power dissipation and thermal resistance details required

We are using "M41T80M6F" and "LM239ADT" in our design.We require power dissipation of this ic under typ,min and max conditions for thermal analysis.Also require "RθJB-Thermal resistance between Junction to Board",RθJC-Thermal resistance between Junct...

VA.7 by Associate
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  • 1 replies
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TDA7498E for mono parallel BTL output up to 200W

hello, Sircustomer inquiry for BTL up to 200W audio Amp.per checked TDA7498E data sheet, it can support mono parallel BTL output up to 220W.May I know how to configuration mono parallel BTL output and any EVKIT available for customer test?Thank you.

JSu.1 by Associate II
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Please help - I have written code for the STM32F769-Discovery card that compiles with no errors, no warnings, but I get no output from the card.

I have written code for the STM32F769-Discovery card to read in analogue audio, convolve it with a relatively long FIR, then output the result as analogue audio. My code compiles with no errors, no warnings, but I get no output from the card.  I am ...

MLawr by Associate III
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STA540 - diagnostic transistor's GND.

Hello,I have a question about transistor's connection to the GND (pin nr.:10).To which one (SGND or PGND) E of this transistor is connected?Datasheet: Doc ID 13907 Rev 6, Figure 28.Thank you,Przemek

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Przemek6 by Associate
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