M41T93RMY6F

The M41T93RMY6F is a serial real-time clock (RTC) IC with I2C interface and battery backup. It is designed to provide accurate timekeeping and date information for a variety of applications, including consumer electronics, industrial devices, and automotive systems. The RTC features a wide operating voltage range and low power consumption, making it suitable for portable and battery-powered devices.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VBAT: Battery input for backup power
• GND: Ground connection
• SCL: Serial clock for I2C interface
• SDA: Serial data for I2C interface
• X1: Crystal connection 1
• X2: Crystal connection 2
• VCC: Positive power supply
• 32K: 32kHz output
• RES: Reset function

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the M41T93RMY6F RTC for a visual representation.

Key Features

• Accurate Timekeeping: Provides accurate time and date information with built-in crystal oscillator circuitry.
• Wide Operating Voltage Range: Operates from 1.8V to 5.5V, making it suitable for various power supply configurations.
• Battery Backup: Includes a battery input for backup power, ensuring uninterrupted timekeeping in case of main power loss.
• I2C Interface: Features a standard I2C interface for easy integration with microcontrollers and other I2C-compatible devices.
• Low Power Consumption: Consumes minimal power, ideal for battery-powered and energy-efficient applications.
• Automatic Leap Year Compensation: Automatically adjusts for leap years, simplifying date and time calculations.

Note: For detailed technical specifications, please refer to the M41T93RMY6F datasheet.

Application

• Consumer Electronics: Suitable for clock and calendar functions in electronic devices such as digital clocks, timers, and data loggers.
• Industrial Automation: Used in industrial control systems for accurate timing and scheduling applications.
• Automotive Systems: Integrated into automotive electronics for real-time clock and event timestamping.

Functionality

The M41T93RMY6F is a serial RTC IC designed to provide accurate timekeeping and date information with low power consumption and battery backup. It offers a standard I2C interface for seamless integration with microcontrollers and various applications.

Usage Guide

• Power Supply: Connect VCC (Pin 7) to the positive power supply within the 1.8V to 5.5V operating range.
• Battery Backup: Connect VBAT (Pin 1) to a backup battery to maintain timekeeping during power loss.
• Interface Connections: Connect SCL (Pin 3) and SDA (Pin 4) to the I2C bus of the microcontroller or host device.

Frequently Asked Questions

Q: Can the M41T93RMY6F operate with a single power supply without a backup battery?
A: Yes, the M41T93RMY6F can operate using a single power supply without the backup battery, but the backup battery is recommended to maintain timekeeping during power loss.

Q: Is the M41T93RMY6F suitable for low-power applications?
A: Yes, the M41T93RMY6F features low power consumption, making it suitable for battery-powered and energy-efficient applications.