[問題] 請問 digital 及 Analog DAC 的比較
小弟比較偏 digital design, 之前有做過純數位的 sigma-delta DAC
(外加簡單的 1-order analog filter), 最近跟做 analog DAC 的朋友在討論,
發現 analog DAC 在實際設計中有諸多考慮, 如 voltage level, grounding,
efficiency 等的問題, 而且需用到的 IO PAD 數目也比較多, 請問在 low-speed,
high-resolution (audio or video 應用)的要求下, 有人可以比較一下兩者的優缺點
及應用限制嗎, 謝謝各位高手的賜教 ~~
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