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Request evaluation samplesSTMicroelectronicsIntegrated Circuits (ICs)Clock/Timing - Real Time ClocksSTMicroelectronics Clock/Timing - Real Time Clocks
M41T81M6F Clock/Timing - Real Time Clocks by STMicroelectronics
M41T81M6F is a Clock/Timing - Real Time Clocks model from STMicroelectronics, presented on TrustCompo for buyers who need clear sourcing and review context before RFQ. This listing sits in the Integrated Circuits (ICs) / Clock/Timing - Real Time Clocks product path. Known package information currently points to 8-SOIC under the STMicroelectronics brand listing. IC RTC CLK/CALENDAR I2C 8-SOIC. TrustCompo combines the available model, brand, hierarchy, and specification details around M41T81M6F so buyers can move faster from review to quotation.
RoHS
Datasheet
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Key specifications
Series
-
Min Quantity
1
Category
Integrated Circuits (ICs)Sub Category
Clock/Timing - Real Time ClocksDescription
IC RTC CLK/CALENDAR I2C 8-SOIC
key Attributes
-
Datasheet
View M41T81M6F DatasheetTechnical document
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Globally recognized certifications
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ISO 9001
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AS9120B
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ISO 14001
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ESD Control
Electrostatic handling standards to help protect sensitive components.
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2
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Product overview
Overview
The M41T81M6F is a real-time clock (RTC) integrated circuit (IC) manufactured by STMicroelectronics. This device is designed to provide accurate timekeeping and date tracking for various applications, including consumer electronics, industrial equipment, and automotive systems.
Key Features:
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Timekeeping Functionality: The M41T81M6F maintains time in hours, minutes, seconds, and can also keep track of the day, month, and year. It is capable of handling leap years, ensuring accurate date management.
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Power Supply: The device operates on a wide voltage range, typically from 1.8V to 5.5V, making it suitable for battery-powered applications. It also features a low-power consumption mode, which is essential for extending battery life in portable devices.
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Battery Backup: The M41T81M6F includes a battery backup feature that allows it to continue functioning even when the main power supply is disconnected. This is crucial for maintaining timekeeping during power outages.
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Interface: The RTC communicates with microcontrollers or other digital devices via an I2C (Inter-Integrated Circuit) interface, allowing for easy integration into various systems. The I2C protocol is widely used for connecting low-speed devices to processors and microcontrollers.
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Programmable Alarms: The device supports programmable alarms, enabling it to generate interrupts at specified times. This feature is useful for applications that require scheduled events or reminders.
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Temperature Compensation: The M41T81M6F may include temperature compensation features to enhance accuracy across a range of operating temperatures, ensuring reliable performance in diverse environments.
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Package Type: The M41T81M6F is typically available in a compact package, such as a SOIC (Small Outline Integrated Circuit) or TSSOP (Thin Shrink Small Outline Package), which facilitates easy mounting on printed circuit boards (PCBs).
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Applications: This RTC is suitable for a variety of applications, including but not limited to:
- Consumer electronics (watches, clocks, home appliances)
- Industrial automation (control systems, data loggers)
- Automotive (dashboard clocks, event recorders)
- Telecommunications (network equipment, routers)
Summary:
The M41T81M6F from STMicroelectronics is a versatile and reliable real-time clock IC that provides essential timekeeping functions with low power consumption and battery backup capabilities. Its I2C interface and programmable features make it an ideal choice for a wide range of applications, ensuring accurate time and date management in both consumer and industrial settings.
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Popular Specs Surfaced First
Product Parameter
Terminal Finish
Nickel/Palladium/Gold (Ni/Pd/Au)
Product Parameter
Power Supplies
2.5/5V
Product Parameter
Number Of Timers
1
Product Parameter
Voltage - Supply
2V~5.5V
Product Parameter
Information Access Method
I2C
Product Parameter
Logic Function
Clock
Terminal Finish
Nickel/Palladium/Gold (Ni/Pd/Au)
Power Supplies
2.5/5V
Number Of Timers
1
Voltage - Supply
2V~5.5V
Information Access Method
I2C
Logic Function
Clock
Date Format
YY-MM-DD-dd
Time Format
HH:MM:SS:hh (24 hr)
Interrupt Capability
Y
Current - Timekeeping (Max)
100μA @ 2V~5.5V
Non-Volatile Memory
20 B
Memory Size
20B
Voltage - Supply, Battery
2.5V~3.5V
RAM Size
20B
Part Status
Active
REACH Status
REACH Unaffected
ECCN
EAR99
Lead Free
Lead Free
Mounting Type
Surface Mount
Packaging
Tape & Reel (TR)
Factory Lead Time
10 Weeks
Operating Temperature
-40°C~85°C
Categories
Integrated Circuits (ICs)
Terminal Position
DUAL
Peak Reflow Temperature (Cel)
260
Supply Voltage
5V
Technology
CMOS
Lifecycle Status
ACTIVE (Last Updated: 7 months ago)
Package / Case
8-SOIC (0.154, 3.90mm Width)
Manufacturer
STMicroelectronics
Clock Frequency
0.032MHz
Reflow Temperature-Max (S)
30
Contact Plating
Tin
Radiation Hardening
No
Width
4mm
Mount
Surface Mount
Length
5mm
Terminal Pitch
1.27mm
Number Of Pins
8
Number Of Terminations
8
Pin Count
8
Height
1.25mm
Subcategory
Timer or RTC
Type
Clock/Calendar
Sub-Categories
Clock/Timing - Real Time Clocks
Interface
I2C, 2-Wire Serial
Time-Min
1/100SECOND
Feature
Alarm, Leap Year, Square Wave Output, Watchdog Timer
Manufacturer'S Part No.
M41T81M6F
Base Part Number
M41T81
Moisture Sensitivity Level (MSL)
1 (Unlimited)
RoHS Status
ROHS3 Compliant
REACH SVHC
No SVHC
JESD-609 Code
e4
HTSUS
8542.39.0001
ECCN Code
EAR99
Common questions
Product FAQ
Quick answers for buyers reviewing M41T81M6F, stock, documentation, and sourcing steps.
What is M41T81M6F?
M41T81M6F is a Clock/Timing - Real Time Clocks component from STMicroelectronics. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.
What package and description are listed for M41T81M6F?
M41T81M6F is listed with package reference 8-SOIC. The current product description is IC RTC CLK/CALENDAR I2C 8-SOIC, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.
Is M41T81M6F available in stock?
This page currently shows 87066 units in stock and 60192 units available for M41T81M6F. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.
Can I request a quote or sample for M41T81M6F?
Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for M41T81M6F by STMicroelectronics. The TrustCompo team can review price, availability, and documentation support.
Is a datasheet available for M41T81M6F?
Yes. This page links to the datasheet for M41T81M6F by STMicroelectronics, so engineers and buyers can review package, ratings, and application details before purchase.
How should buyers verify M41T81M6F before ordering?
Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for M41T81M6F before approving the order.
Clock/Timing - Real Time Clocks
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