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M41T56MH6E
Product Overview
Category: Integrated Circuit (IC)
Use: Real-Time Clock (RTC) with Battery Backup
Characteristics: - Low-power, serial real-time clock - Provides time and calendar information - Operates in both 24-hour and 12-hour formats - Supports leap year compensation - Contains alarm functions - Offers battery backup for timekeeping during power loss
Package: SOP8 (Small Outline Package 8 pins)
Essence: M41T56MH6E is a highly reliable and accurate real-time clock IC designed for various applications that require precise timekeeping.
Packaging/Quantity: The M41T56MH6E is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Supply Voltage: 1.8V to 5.5V
- Timekeeping Current: 400nA (typical)
- Operating Temperature Range: -40°C to +85°C
- Clock Frequency: 32.768kHz
- I2C Bus Interface: Supports standard mode (100kHz) and fast mode (400kHz)
Detailed Pin Configuration
The M41T56MH6E has the following pin configuration:
| Pin Name | Description | |----------|-------------| | VCC | Power supply input | | GND | Ground | | SDA | Serial Data Line (I2C bus) | | SCL | Serial Clock Line (I2C bus) | | SQW/INT | Square Wave Output / Interrupt Output | | VBAT | Battery Input | | NC | No Connection | | NC | No Connection |
Functional Features
- Accurate timekeeping with low power consumption
- Automatic leap year compensation
- Alarm functions with programmable interrupt output
- Battery backup for uninterrupted timekeeping during power loss
- I2C bus interface for easy integration with microcontrollers and other devices
Advantages and Disadvantages
Advantages: - High accuracy and reliability - Low power consumption - Wide operating voltage range - Easy integration with various systems - Battery backup ensures continuous timekeeping
Disadvantages: - Limited number of pins for additional functionalities - Requires external battery for backup
Working Principles
The M41T56MH6E utilizes a highly stable 32.768kHz crystal oscillator to generate accurate timekeeping signals. It communicates with the host system through the I2C bus, allowing for easy configuration and data exchange. The IC also features a battery input pin that enables it to maintain timekeeping even when the main power supply is disconnected.
Detailed Application Field Plans
The M41T56MH6E is widely used in various applications that require precise timekeeping, such as:
Consumer Electronics:
- Digital clocks and watches
- Set-top boxes
- Home automation systems
Industrial Automation:
- Programmable logic controllers (PLCs)
- Data loggers
- Time-based control systems
Automotive:
- On-board computers
- Infotainment systems
- Vehicle tracking systems
Medical Devices:
- Patient monitoring systems
- Diagnostic equipment
- Drug dispensing machines
Detailed and Complete Alternative Models
- DS3231 - Real-Time Clock Module by Maxim Integrated
- PCF8563 - Real-Time Clock/Calendar by NXP Semiconductors
- DS1307 - Serial Real-Time Clock by Maxim Integrated
- MCP7940N - I2C Real-Time Clock/Calendar by Microchip Technology
These alternative models offer similar functionality and can be considered as alternatives to the M41T56MH6E based on specific application requirements.
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Navedite 10 uobičajenih pitanja i odgovora vezanih uz primjenu M41T56MH6E u tehničkim rješenjima
Sure! Here are 10 common questions and answers related to the application of M41T56MH6E in technical solutions:
Q: What is the M41T56MH6E? A: The M41T56MH6E is a real-time clock (RTC) module that provides accurate timekeeping and calendar functions.
Q: How does the M41T56MH6E connect to a microcontroller or system? A: The M41T56MH6E typically connects via an I2C interface, allowing easy integration with microcontrollers and other devices.
Q: Can the M41T56MH6E operate on its own without external components? A: Yes, the M41T56MH6E includes an integrated crystal oscillator, so it can function independently without requiring additional components.
Q: What is the power supply requirement for the M41T56MH6E? A: The M41T56MH6E operates on a voltage range of 1.8V to 5.5V, making it compatible with a wide range of power supplies.
Q: Does the M41T56MH6E have battery backup support? A: Yes, the M41T56MH6E has a built-in battery backup feature that allows it to retain time and date information during power outages.
Q: Can the M41T56MH6E generate alarms or interrupts? A: Yes, the M41T56MH6E supports programmable alarms and interrupt outputs, which can be used to trigger specific actions in your system.
Q: What is the accuracy of the M41T56MH6E's timekeeping? A: The M41T56MH6E offers high accuracy with a typical timekeeping deviation of only a few seconds per month.
Q: Can the M41T56MH6E handle leap years and daylight saving time changes? A: Yes, the M41T56MH6E includes built-in support for leap years and can be programmed to adjust for daylight saving time changes.
Q: Is the M41T56MH6E compatible with temperature compensation? A: Yes, the M41T56MH6E features an integrated temperature sensor that allows it to compensate for temperature variations, ensuring accurate timekeeping.
Q: Are there any development resources available for the M41T56MH6E? A: Yes, STMicroelectronics provides comprehensive documentation, application notes, and example code to assist in the development and integration of the M41T56MH6E into technical solutions.
Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.