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How i can design of FM radio of frequency 90.4MHz

时间:04-04 整理:3721RD 点击:
Hello,

I have the plan to design FM radio of frequency 90.4MHz (fixed). i m not finding right circuit so that I can quickly start with. There are many references i found such as designing with LM 386opamp.But i really dont know whether it works properly or not

Help me with any sharing verified design

https://www.sparkfun.com/datasheets/...al/TEA5767.pdf
https://www.ebay.com/itm/5PCS-TEA576...-/261819769787

This one may fit your requirement.

Thank you but this IC is Obsolete in both Digikey and mouser, can you suggest me something similar to that

You may buy the module from ebay if just for hobby.

This is for 1 client He want 200nos at lowest cost

I see. You may have a look at this one from Silicon Labs:
https://www.silabs.com/products/audi...adio-receivers

Or from NXP:
https://www.nxp.com/products/media-a...audio:MC_71513

They are more professional chips. They are active. The price could be a problem for your application.

Or you may still buy the TEA5767 modules. It is widely available at ebay and aliexpress, 200 pcs should not be a problem.

https://www.aliexpress.com/item/TEA5...E&gclsrc=aw.ds

What is an "FM Radio"?
a receiver? Analog output?

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