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then it has arrived analog device adum 4165/4166

Superdad

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Audio Company
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then it has arrived analog device adum 4165/4166
analog device adum was before of low usbspeed 12mb only play at 96khz
analog device adum 4165/4166 is now upgraded to high speed 480mb on usb 2
this little ic can take out all galvanic isolators
as it is based on optocouplers light
so free all snakeoil

No, the ADuM4165/4166 is not base on opto-isolators at all. Their iCoupler technology is just high bandwidth on-chip transformers and CMOS circuitry. Developed nearly 20 years ago.
The sad part is that that the ADuM4165/4166 enumerates as another USB hub in the chain (and thus also requires a clock). Cramming everything into the one part is convenient, but the USB signal-integrity coming out of it is not as good as it could be. The TI ISOUSB211 paired with a good hub chip would likely yield much better results. But a complete move away from hub-chip based USB "regeneration" will be better in the end.
 
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