Thanks Uwe Bonnes, I have go through L4 devices and its seems to be applicable to my application. I will try on that. i am little bit greed, is any L4 device having Ethernet MAC10/100?Nandish.

Thanks Uwe Bonnes, In my application i have to measure three phase voltage and current measurements and i feel Sigma-Delta will give accurate measurement, that is why i select F373, again i will check L4, meantime can you please tell me that L4 can...