Nov 25, 2009 #1 Y yubingz Junior Member level 3 Joined Feb 21, 2008 Messages 31 Helped 3 Reputation 6 Reaction score 0 Trophy points 1,286 Activity points 1,436 A DAC problem i'm using an ADI DAC chip, it's digital input is 16bits. and analog noisefloor is 164dBc/Hz, bandwidth is 500Mhz. the noise in band is 77dBc the problem is why the input is 16bits? if 13bits is enough? because 13bits digital signal's noise is 80dBc Thank you very much!
A DAC problem i'm using an ADI DAC chip, it's digital input is 16bits. and analog noisefloor is 164dBc/Hz, bandwidth is 500Mhz. the noise in band is 77dBc the problem is why the input is 16bits? if 13bits is enough? because 13bits digital signal's noise is 80dBc Thank you very much!