Allicdata Part #: | 497-2821-5-ND |
Manufacturer Part#: |
M41T81M6E |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | STMicroelectronics |
Short Description: | IC RTC CLK/CALENDAR I2C 8-SOIC |
More Detail: | Real Time Clock (RTC) IC Clock/Calendar I²C, 2-Wi... |
DataSheet: | M41T81M6E Datasheet/PDF |
Quantity: | 1000 |
Interface: | I²C, 2-Wire Serial |
Base Part Number: | M41T |
Supplier Device Package: | 8-SO |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
Mounting Type: | Surface Mount |
Operating Temperature: | -40°C ~ 85°C |
Current - Timekeeping (Max): | 100µA @ 2V ~ 5.5V |
Voltage - Supply, Battery: | 2.5 V ~ 3.5 V |
Voltage - Supply: | 2 V ~ 5.5 V |
Series: | -- |
Date Format: | YY-MM-DD-dd |
Time Format: | HH:MM:SS:hh (24 hr) |
Memory Size: | -- |
Features: | Alarm, Leap Year, Square Wave Output, Watchdog Timer |
Type: | Clock/Calendar |
Part Status: | Discontinued at Digi-Key |
Packaging: | Tube |
Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us: sales@allicdata.com
Real-time clocks (RTCs) provide users with the ability to easily track and manage time-sensitive tasks, events, and activities. The M41T81M6E is a versatile RTC that has a number of advantages over other devices in its class, including a wide variety of application fields and versatile working principles. In this article, we will explore the M41T81M6E’s application fields and working principles in greater detail.
The M41T81M6E RTC is capable of accurately tracking and managing time-sensitive tasks, events, and activities. Its internal clock oscillator is highly accurate and stable, with a maximum tolerance of ±4ppm ±2000ppb over a temperature range of -40°C to +85°C. This makes the M41T81M6E suitable for a variety of applications, including:
- Monitoring and controlling the timing of industrial processes.
- Security systems capturing events accurately at specific times and over specific periods.
- Clocking of data buses.
- Time synchronization of computer networks.
- Time-stamping of financial or legal documents.
The M41T81M6E utilizes a number of different working principles to achieve its timekeeping accuracy. The clock oscillator uses a quartz crystal to produce a highly accurate, steady oscillating signal. This oscillating signal is converted into a digital representation and then stored in a register within the clock. The register contains the time, date, year, and other information that can be used to accurately compare the current time with that stored in the register.
In addition to the quartz crystal oscillator, the M41T81M6E also utilizes a voltage-controlled oscillator (VCO) and a frequency-locked loop (FLL). The VCO produces a constant frequency signal which is used to compare the quartz oscillator\'s output with that of the VCO. The FLL allows for additional accuracy and stability by continuously comparing the quartz oscillator\'s output with that of the VCO and adjusting the oscillator\'s frequency accordingly.
Finally, the M41T81M6E is also equipped with a temperature compensation feature that helps to ensure accuracy over a wide range of temperatures. This is accomplished by monitoring the temperature and then making appropriate adjustments to the crystal oscillator frequency to compensate for any changes in temperature.
The M41T81M6E is a versatile RTC that provides accurate, consistent timekeeping in a wide variety of application fields and using a number of different working principles. Its quartz oscillator, VCO, FLL, and temperature compensation features ensure accurate and stable readings over a wide range of temperatures, making it ideal for industrial, security, and time- sensitive applications. This makes the M41T81M6E the perfect choice for all time- tracking, time-stamping, and time-synchronization requirements.
The specific data is subject to PDF, and the above content is for reference
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