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DS1340, DS1340C: I²C RTC with Trickle Charger |
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PDF |
DS1374, DS1374C, DS1374U: I²C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output |
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PDF |
DS1339, DS1339C, DS1339U: I²C Serial Real-Time Clock |
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PDF |
DS1302: Trickle-Charge Timekeeping Chip |