I first became aware of this issue back in the early 90's when I was testing a DAC that used a Burr-Brown Digital Filter and D/A Converter. I observed that the 1kHz square wave test from CBS CD1 test ...

Claiming new benchmarks in performance, the 16-bit AD9446 a/d converter specifies a signal-to-noise ratio (SNR) of 80 dBfs and a spurious-free dynamic range (SFDR) of 90 dBc. The device samples at ...