Re: High speed ADC with USB interface
From: Ian Stirling (root_at_mauve.demon.co.uk)
Date: 01/23/05
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Date: 23 Jan 2005 14:48:33 GMT
In sci.electronics.design Ulf Samuelsson <ulf@a-t-m-e-l.com> wrote:
> <adc> skrev i meddelandet
> news:41f3934e$0$803$afc38c87@news.optusnet.com.au...
>> I'm looking for 12-16bit ADC with 4MHz samplingrate capable of storing 4K
>> samples, with USB interface to transfer data to a PC.
>>
>
> I doubt that you will find this ADC/USB/Storage on a single chip.
> With 4 Mhz sample rate and 12 ?bit resolution
> you need 48 MHz operation for a serial interface
> so it is likely you need a parallell interface.
That's only 6 megabytes/second.
USB2 can easily do this.
I however also doubt you'll find a single chip.
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