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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 ...

Resolved! Interfacing 32V analog signal with STM32

I need a help. I want to interface 32nos of 32V Analog signals with microcontroller. i also need Ethernet connectivity. I've selected STM32F746ZGTx controller for my application. I want to know the industrial way for to interface these higher voltage...

SSona.11 by Associate
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Random fault on TDA7492's 3.3V embedded VDDS regulator

We are using TDA7492 since 2013 on some different design, and up to few months ago everything was ok. But recently we have random faults on VDDS regulator. Currently the percentage of failures, all of the same type, is 5%. Too high for us. In all our...

SBond.2 by Associate
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  • 0 replies
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Minimum interface pins required for proper operation of STPM32 ?

Hello, I am using STPM 32 for my metering application and UART interface to communicate with MCU. I am using optocouplers for isolation between analog STPM32 and digital uC section. In the datasheet, it has given that pins like EN, SYS and SCS shoul...

OInam by Associate II
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Resolved! Date code on TL084IDT.

Hi, trying to decode the date code on some TL084IDT SO14. Can not find anything in the data sheets or other product documentation.The two codes are: MZ15808 and MZ9Y823. 

0693W000003Rcl1QAC.jpg 0693W000003Rcl6QAC.jpg
JSalm.1 by Associate
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  • 2 replies
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Random fault on TDA7492's 3.3V embedded VDDS regulator

We are using TDA7492 since 2013 on some different design, and up to few months ago everything was ok. But recently we have random faults on VDDS regulator. Currently the percentage of failures, all of the same type, is 5%. Too high for us. In all our...

SBond.2 by Associate
  • 618 Views
  • 0 replies
  • 0 kudos