Thanks, the AD7680 looks like a good chip to compare against.
I have a medical customer here in town that has been looking at the AD7680 SAR ADC for about a week now (meets most of their requirements).
However, they just recently came to me and asked if a Sigma-Delta architecture is a better fit for their…
I moved this question about the AD7680 to the Precision ADCs Community. Someone here should be able to assist you.
EngineerZone Community Manager
Hi Jonathan ,
Is it possible to use AD7680 by External clock 4MHz?
When using external clock , what is minimum clock frequency ?
When using external clock , what is minimum clock frequency?
I would like to control the capture timing of input signal and sending timing of converted data.
When CSb goes LOW, then VIN signal will capture.
After that, the clock stop for a while, about 100uSec, and put clock again.
It looks like clock stretch…
See these links.
LT1763 Product Page
LT6202 Product Page
LT6200 Product Page
LT2079 Product Page
AD7680 Product Page
Ordering information can be found on the Sample and Buy section of the product pages.