Name: M41T81SMY6F
Brand: STMicroelectronics
SKU: M41T81SMY6F
Rating: 5 (464 reviews)

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Part Number	M41T81SMY6F
Manufacturer	STMicroelectronics
Description	IC RTC CLK/CALENDAR I2C 18-SOIC
Category	Integrated Circuits (ICs)
Subcategory	Clock/Timing - Real Time Clocks
Type	Clock/Calendar
Features	Alarm, Leap Year, Square Wave Output, Watchdog Timer
Interface	I²C, 2-Wire Serial
Packaging	Cut Tape (CT)
Date Format	YY-MM-DD-dd
Other Names	497-6157-1
Time Format	HH:MM:SS:hh (24 hr)
Package Case	18-SOX, 18-SOIC with Crystal (7.5mm Width)
Mounting Type	Surface Mount
Voltage Supply	2.7 V ~ 5.5 V
Base Part Number	M41T
Detailed Description	Real Time Clock (RTC) IC Clock/Calendar I²C, 2-Wire Serial 18-SOX, 18-SOIC with Crystal (7.5mm Width)
Operating Temperature	-40°C ~ 85°C
Voltage Supply Battery	2 V ~ 3.5 V
Current Timekeeping Max	100µA @ 2.7V ~ 5.5V
Supplier Device Package	18-SOX
Lead Free Status Ro H S Status	Lead free / RoHS Compliant
Moisture Sensitivity Level M S L	1 (Unlimited)

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