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M41T94MH6E - English Editing Encyclopedia Entry
Product Overview
Category: Integrated Circuit (IC)
Use: Real-Time Clock (RTC) with Battery Backup
Characteristics: - Low-power RTC - Serial interface (I2C) - Battery backup for timekeeping - Programmable alarm and timer functions
Package: 8-pin SOIC (Small Outline Integrated Circuit)
Essence: The M41T94MH6E is a real-time clock IC designed to keep accurate time in electronic devices. It provides a low-power solution for timekeeping applications, offering features such as battery backup, programmable alarms, and timers.
Packaging/Quantity: The M41T94MH6E is available in an 8-pin SOIC package. It is typically sold in reels or tubes containing multiple units.
Specifications
- Supply Voltage: 1.8V to 5.5V
- Timekeeping Accuracy: ±5ppm at 25°C
- Operating Temperature Range: -40°C to +85°C
- I2C Bus Frequency: Up to 400kHz
- Battery Backup Voltage: 2.0V to 5.5V
- Alarm Outputs: 2
- Timer Outputs: 1
Detailed Pin Configuration
The M41T94MH6E has the following pin configuration:
| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VBAT | Battery Backup Voltage Input | | 2 | GND | Ground | | 3 | SDA | Serial Data Line (I2C) | | 4 | SCL | Serial Clock Line (I2C) | | 5 | ALM0 | Alarm Output 0 | | 6 | ALM1 | Alarm Output 1 | | 7 | SQW/INT | Square Wave Output / Interrupt Output | | 8 | VCC | Supply Voltage Input |
Functional Features
- Real-time clock with battery backup for accurate timekeeping
- I2C interface for easy integration with microcontrollers and other devices
- Programmable alarms and timers for event scheduling
- Square wave output for generating periodic signals
- Interrupt output for triggering events in connected systems
Advantages and Disadvantages
Advantages: - Low-power consumption - Accurate timekeeping - Easy integration with microcontrollers - Programmable alarms and timers for event scheduling
Disadvantages: - Limited number of alarm and timer outputs - Requires an external battery for backup
Working Principles
The M41T94MH6E utilizes a quartz crystal oscillator to generate accurate timekeeping signals. It operates in conjunction with an external battery to ensure continuous timekeeping even when the main power supply is disconnected. The IC communicates with other devices through the I2C bus, allowing for easy integration into various electronic systems.
Detailed Application Field Plans
The M41T94MH6E can be used in a wide range of applications that require accurate timekeeping. Some potential application fields include:
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:
- Dashboard clocks
- Infotainment systems
- Vehicle tracking systems
Medical Devices:
- Patient monitoring systems
- Laboratory equipment
- Drug dispensing machines
Detailed and Complete Alternative Models
- DS3231 - Real-Time Clock Module with I2C Interface
- PCF8563 - Real-Time Clock and Calendar IC with I2C Interface
- DS1307 - Low-Power Real-Time Clock IC with I2C Interface
These alternative models offer similar functionality to the M41T94MH6E and can be considered as alternatives based on specific requirements and preferences.
In conclusion, the M41T94MH6E is a versatile real-time clock IC that provides accurate timekeeping and various features for event scheduling. Its low-power consumption and easy integration make it suitable for a wide range of applications in consumer electronics, industrial automation, automotive, and medical devices.
Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van M41T94MH6E in technische oplossingen
Sure! Here are 10 common questions and answers related to the application of M41T94MH6E in technical solutions:
Q: What is the M41T94MH6E? A: The M41T94MH6E is a real-time clock (RTC) module with integrated crystal, designed for accurate timekeeping in various technical applications.
Q: How does the M41T94MH6E communicate with other devices? A: The M41T94MH6E communicates using the I2C protocol, allowing it to interface with microcontrollers or other devices.
Q: Can the M41T94MH6E operate on its own without external components? A: Yes, the M41T94MH6E has an integrated crystal oscillator, so it can function independently without requiring additional external components.
Q: What is the accuracy of the M41T94MH6E? A: The M41T94MH6E has a typical accuracy of ±5 ppm (parts per million), ensuring precise timekeeping over extended periods.
Q: Does the M41T94MH6E have battery backup? A: Yes, the M41T94MH6E includes a built-in power-fail circuitry that automatically switches to a backup battery when the main power supply is lost.
Q: Can the M41T94MH6E handle leap years and daylight saving time changes? A: Yes, the M41T94MH6E supports leap year calculations and provides programmable registers to accommodate daylight saving time adjustments.
Q: What is the operating voltage range of the M41T94MH6E? A: The M41T94MH6E operates within a voltage range of 1.8V to 5.5V, making it compatible with a wide range of power supply options.
Q: Does the M41T94MH6E have an alarm feature? A: Yes, the M41T94MH6E includes two programmable alarms that can be set to trigger interrupts or other actions at specific times.
Q: Can the M41T94MH6E be used in battery-powered applications? A: Absolutely! The low-power consumption of the M41T94MH6E makes it suitable for battery-powered devices, ensuring long-lasting operation.
Q: Is the M41T94MH6E available in different package options? A: Yes, the M41T94MH6E is available in various package options, including SOIC and TSSOP, providing flexibility for different PCB layouts and designs.
Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.