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 ...

Can I load DSP settings into STA369 via i2c

We need to tune a set of speakers to the STA369 via DSP. We would like to load the DSP settings onto the chip via i2c preferably via Android drivers in our firmware. Is this possible.Regards,Colin Aston-James

CAsto.1 by Associate
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Change the internal resistance of "2STBN15D100"

Good morning.The internal resistance of "2STBN15D100" is described in the datasheet as shown below.By the way, if you actually measure the resistance between Base(1) and Emitter(3), it will measure around 12K ohm.I think that the data sheet will meas...

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GShin.1 by Associate
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PCM1704 +20V power supply issue

The PCM1704 DAC chip was overdriven by +20V  power supply and dead. Does anyone know if the clocker connected to the DAC was also damaged by the +20V stress?

ZSu.1 by Associate II
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Is there a spice model for the STGD5NB120...?

I'm trying to simulate a new high Voltage pulse generator for one of our instruments and considering the use of a IGBT. Are there any spice models available for this or similar parts...?

KArmi.1 by Associate
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Op Amp for ph meter

I'm looking for Op Amp for building a ph meter i looked at the st op amps alot of options there, cant seem to find an op amp recommended for this type of circuit 

MJerj.1 by Associate
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MCU for interfacing TDM microphone

Hi Team, i would like to capture and log TDM microphone ​data into flash. Can you please suggest a right ST MCU that could be used to connect to a microphone. It would be better if SDK also supports audio and contains examples for TDM interface.​I ...

Kselv.1 by Associate
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Behaviour oF STW81200 in case of reference input loss

In case of loss of the input reference clock, we would be interested in keeping the output frequency of the PLL for a relatively short duration (100ms as a first approximation), accepting a relatively large drift (0.5 to 1%).The aim is to perform a c...

TM.1 by Associate
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