Status: | Active |
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Series: | M41T81S |
RoHS: | Compliant |
Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century |
32 KHz crystal oscillator with integrated load capacitance (12.5 pf) which provides exceptional oscillator stability and high crystal series resistance operation) |
Oscillator stop detection (monitors clock operation) |
Serial interface supports I2C bus (400 kHz protocol) |
Ultra-low battery supply current of 0.6 μA (typ) |
2.0 to 5.5 V clock operating voltage |
Automatic switchover and deselect circuitry (fixed reference) which provides full operation in 3.0 V applications) |
VCC= 2.7 to 5.5 V |
2.5 V ≤ VPFD≤ 2.7 V |
Power-down time-stamp (HT bit) which allows determination of time elapsed in battery backup |
Battery low flag |
Programmable alarm and interrupt function (valid even during battery backup mode) |
Accurate programmable watchdog timer (from 62.5 ms to 128 s) |
Software clock calibration (to compensate for crystal deviation due to temperature) |
Operating temperature of –40 to 85 °C |
Package options include an 8-lead SOIC or 18-lead embedded crystal SOIC |
Product Specifications |
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DS4003 Serial access real-time clock (RTC) with alarms |
Brochures |
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Serial real-time clock ICs |
M41T81S Series 5.5 V I2C / 2-Wire / Serial SMT Real Time Clock - SOIC-8 | Future Electronics |
Serial Real-Time Clock, Alarms SOIC8 | RS |
Power Management Rohs Compliant: Yes |Stmicroelectronics M41T81SM6F | Newark Electronics |
Real Time Clock Serial I2C 20Bytes 8-Pin SOIC T/R | Avnet America |
IC, RTC, I2C, W/ ALARM, 8-SO | Farnell |
Where can I find additional details, specifications and documents for a M41T81SM6F?
Additional datasheets, footprints and schematics for M41T81SM6F are listed on our Part Details page. You can also find images and similar parts to M41T81SM6F on this page.
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Distributor pricing and stock information is available for M41T81SM6F on our Product Comparison page. Access via the 'View Pricing & Stock' button to view M41T81SM6F price breaks, MOQs, lead times, inventory and SKUs from distributors.
What category does M41T81SM6F fall under?
The M41T81SM6F is listed under Clocks and Timers > Real-Time Clock (RTC) ICs > RTC - Serial Interface.
Can I view similar or alternative parts?
You can view similar parts to M41T81SM6F when available in the RTC - Serial Interface range under the specifications section at the bottom of the details page.
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Is the M41T81SM6F RoHS compliant?
Yes. This part has been flagged as RoHS Compliant by STMicroelectronics.
Which authorised distributors for M41T81SM6F have stock available?
Authorised distributors including Future Electronics, RS, Newark Electronics, Avnet America and Farnell have stock available or on a lead time for M41T81SM6F.
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