M41T81SMY6E
- Mfr.Part #
- M41T81SMY6E
- Manufacturer
- STMicroelectronics
- Package / Case
- 18-SOX, 18-SOIC with Crystal (7.5mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR I2C 18-SOIC
- Stock
- 40,034
- In Stock :
- 40,034
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- STMicroelectronics
- Product Category :
- Real Time Clocks
- Operating Temperature :
- -40°C~85°C
- Terminal Pitch :
- 1.27mm
- Number of Terminations :
- 18
- Time-Min :
- 1/100SECOND
- Logic Function :
- Clock
- Interrupt Capability :
- Y
- Mount :
- Surface Mount
- Voltage - Supply :
- 2.7V~5.5V
- Height :
- 2.34mm
- Number of Timers :
- 1
- HTS Code :
- 8542.39.00.01
- Information Access Method :
- I2C
- Qualification Status :
- Not Qualified
- RoHS Status :
- ROHS3 Compliant
- Pin Count :
- 18
- Length :
- 11.61mm
- Voltage - Supply, Battery :
- 2V~3.5V
- Width :
- 7.62mm
- Terminal Position :
- Dual
- Date Format :
- YY-MM-DD-dd
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Mounting Type :
- Surface Mount
- Time Format :
- HH:MM:SS:hh (24 hr)
- Interface :
- I2C, 2-Wire Serial
- Number of Pins :
- 18
- Supply Voltage :
- 5V
- Lead Free :
- Lead Free
- Packaging :
- Tube
- Type :
- Clock/Calendar
- Power Supplies :
- 3/5V
- Feature :
- Alarm, Leap Year, Square Wave Output, Watchdog Timer
- Package / Case :
- 18-SOX, 18-SOIC with Crystal (7.5mm Width)
- Base Part Number :
- M41T81
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Volatile :
- yes
- JESD-609 Code :
- e3
- Current - Timekeeping (Max) :
- 100μA @ 2.7V~5.5V
- Reach Compliance Code :
- not_compliant
- ECCN Code :
- EAR99
- Clock Frequency :
- 0.032MHz
- Datasheets
- M41T81SMY6E

Real Time Clocks STMicroelectronics M41T81SMY6E Overview
Introducing the STMicroelectronics M41T81SMY6E, a state-of-the-art Real Time Clock (RTC) integrated circuit, expertly designed to meet the rigorous standards of timekeeping and calendar functionality in modern electronic applications. This IC, encapsulated in an 18SOIC package, offers a highly precise, stable, and reliable solution for time-tracking across a diverse array of industrial and consumer devices. The Real Time Clocks STMicroelectronics M41T81SMY6E seamlessly integrates into systems requiring an accurate time base, date recognition, and scheduled operation, making it an essential component for developers looking to enhance their products with real-time capabilities.
M41T81SMY6E Features
The M41T81SMY6E is packed with features designed for high performance and ease of integration. Key features include a low power consumption which ensures extended battery life in portable devices, an I2C interface that facilitates simple and efficient communication with microcontrollers, and an array of functions such as alarms, calendar, and clock halt status. Its robust design is also characterized by a wide operating temperature range, making it suitable for use in a variety of environmental conditions.
M41T81SMY6E Applications
- Consumer Electronics: Used in devices like smart watches, smart home devices, and other wearable technology to manage real-time operations and ensure they function on accurate schedules.
- Embedded Systems: Essential for maintaining time accuracy and functionality in systems requiring time-stamping and event management, such as DVRs and home automation controllers.
- Industrial Equipment: Helps in logging and time-stamping data accurately for machinery and production systems where precise time tracking is crucial for operational efficiency.
- Networking: Utilized in routers, switches, and networked communication devices to provide time-based control and logging activities.
- Automotive: Incorporated in automotive electronics to manage systems like GPS navigation and event recording devices with precise time and date information.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















