DS1391U-3+ related parameters_DS1391U-3+ PDF documentation_Maxim Integrated

Real Time Clocks

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Specifications

Description	Details
Series	-
Package	Tube
Type	Clock/Calendar
Features	Alarm, Leap Year, Square Wave Output, Trickle-Charger
Memory Size	-
Time Format	HH:MM:SS:hh (12/24 hr)
Date Format	YY-MM-DD-dd
Interface	SPI
Voltage - Supply	2.7V ~ 3.3V
Voltage - Supply, Battery	1.3V ~ 3.7V
Current - Timekeeping (Max)	125µA @ 2.7V ~ 3.3V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Supplier Device Package	10-uMAX

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