ST Microelectronics M41TO 8-SOIC OMS1-12O

Description

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M41T0 Product details

SUMMARY DESCRIPTION The M41T0 TIMEKEEPER® RAM is a low power Serial TIMEKEEPER with a built-in 32.768kHz oscillator (external crystal controlled). Eight registers are used for the clock/calendar function and are configured in binary coded decimal (BCD) format. Addresses and data are transferred serially via a two-line bi-directional bus. The built-in address register is incremented automatically after each WRITE or READ data byte. The M41T0 is supplied in 8 lead Plastic Small Outline package. FEATURES SUMMARY ■ 2.0 TO 5.5V CLOCK OPERATING VOLTAGE ■ COUNTERS FOR SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEARS, and CENTURY ■ YEAR 2000 COMPLIANT ■ I2C BUS COMPATIBLE (400kHz) ■ LOW OPERATING CURRENT OF 130µA ■ OPERATING TEMPERATURE OF –40 TO 85°C ■ AUTOMATIC LEAP YEAR COMPENSATION ■ SPECIAL SOFTWARE PROGRAMMABLE OUTPUT ■ OSCILLATOR STOP DETECTION

Specifications

Category	Integrated Circuits (ICs) Clock/Timing Real Time Clocks
Mfr	STMicroelectronics
Series	–
Package	Tube
Product Status	Obsolete
DigiKey Programmable	Not Verified
Type	Clock/Calendar
Features	–
Memory Size	–
Time Format	HH:MM:SS
Date Format	YY-MM-DD-dd
Interface	I²C, 2-Wire Serial
Voltage – Supply	2V ~ 5.5V
Voltage – Supply, Battery	–
Current – Timekeeping (Max)	1.2µA ~ 31µA @ 3V ~ 5.5V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154″, 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	M41T0

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datasheet for M41TO

PLEASE NOTE!

These parts came to us as part of a lot of surplus stock from a large ‘Mispec’ type Co. and have been kept in storage for some time, we have therefore classified them as ‘new other’, they are however pristine, stored with us sealed in original packaging, the photographs are representative of their general condition, being of some of our actual stock, and, as with all our products they come with a full guarantee.