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Clock & Timer Development Tools Ultra-Precise Real Time Clock

DS3231 Real Time Clock RTC Timing Evaluation Board

得捷:
CHRONODOT - ULTRA-PRECISE RTC

贸泽:
Clock & Timer Development Tools Ultra-Precise Real Time Clock

艾睿:
DS3231 Real Time Clock Breakout board

Allied Electronics:
ChronoDot - Ultra-precise Real Time Clock - v2.1