Quartz Crystal Frequency 101: Tuning‑Fork vs AT‑cut — How to Choose for Low‑Power Designs
Oct 10, 2025 · 3 min read · Reading time ~8 min • Author: FCom Tech Team • Editor: Y. Chen Quartz timing overview — tuning‑fork (32.768 kHz) vs AT‑cut (MHz) families. This hands‑on note explains why 32,768 Hz rules RTCs, when to choose tuning‑fork vs AT‑cut, how CL/ESR/drive s...
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