Higher data rates for next-generation data centers require changes in SerDes PHY technologies, so PAM-4 is stepping in to replace the long-standing NRZ encoding scheme It’s been said that SerDes ...
This rule of thumb enables us to estimate how much attenuation would be in the loss budget of a serial channel. Spoiler summary:With no equalization, about -10 dB at the Nyquist. With just CTLE, about ...