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Resolved! Help identifying specific 2904

Need to replace this. I'm assuming the one on the left is toast just from a visual inspection. Can someone tell me which specific version I need to get? I'm not sure if the "EZ605" designator means anything. Any suggestions are appreciated. Thanks!  ...

2904.jpg

Resolved! Codec's channels

Hi, I hope finding an answer this is my first time asking you.  So, I'm trying to build a CLASS_D AMPLIFIER with codec (STA309A). This codec has 8 input channels for serial AUDIO and I want to play more channels for the codec's inputs but the I2S can...

Tom_Gean by Associate II
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  • 1 replies
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Resolved! Poblem with LM358DT and not with LM324AD

Dear all, the first of all thanks for let me leave a message in this post.We have a schematic circuit, with the LM324 it works but with the LM358 doesn´t work. It gives the correct voltage in both chips in the output, I connect a relay solid state fr...

DifferenceLM358-LM324.jpeg esquema.PNG

TDA7292 with Single Supply

Hi, I made a circuit for the TDA7292 with a simple power supply as shown in the brochure. The standby and off functions work well, but the low tones become distorted when I increase the volume more. The circuit works with 12VDC. Is it because more DC...

single_tda7292.png
Alanrav by Associate
  • 617 Views
  • 1 replies
  • 1 kudos

FDA903S detailed user manual

I wolud like to use a Class-D Audio Power Amplifier FDA903S with STM32F103RC microcontroller, but I can not find a detailed user manual of FDA903S. On the product page is only a short 15 pages description.Where can I find the details from this amplif...

hankotom by Associate
  • 510 Views
  • 0 replies
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Resolved! Wanting to only use one channel of the TDA7297

Hi, I was wanting to know that if I only use one channel of the TDA7297, say input 1, but not input 2, how should I handle the unused channel? Should I just leave the unused input floating, or should I tie it to ground, or tie it to ground via a resi...

bushidov by Associate
  • 856 Views
  • 2 replies
  • 0 kudos

Resolved! pad burring on LMX358IQ2T

Hi!I have LMX358IQ2T device that has burrs on the edges/pad.  I would like to know if this is OK to use.Do you have any criteria on accepting or rejecting burr problems on non-leaded devices?   

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IReye.2 by Associate
  • 698 Views
  • 1 replies
  • 1 kudos

Resolved! no spice model for new opamp? TSB182

Why does ST not provide a spice model for a new opamp. Specifically the TSB182 ?New parts should have a model.No model , not going to be considered  for use.On  another note  ST's website is almost unusable. I get HTTP 408 and 504 errors almost every...

Rob1 by Associate II
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  • 5 replies
  • 1 kudos