M41T83ZMY6F

Product Overview

Category: Integrated Circuit (IC)

Use: Real-Time Clock (RTC) with Battery Backup

Characteristics: - Low-power RTC - Serial interface - Battery backup - Programmable alarm - Automatic leap year compensation - 32.768 kHz crystal oscillator - 400kHz I2C bus interface - Small package size

Package: SOP-8 (Small Outline Package)

Essence: The M41T83ZMY6F is a low-power real-time clock IC designed for applications that require accurate timekeeping. It provides a reliable time base for various electronic devices.

Packaging/Quantity: The M41T83ZMY6F is typically sold in reels or tubes, containing a specified quantity of ICs per package.

Specifications

• Supply Voltage: 1.8V to 5.5V
• Timekeeping Current: 450nA (typical)
• Operating Temperature Range: -40°C to +85°C
• Accuracy: ±2ppm (at 25°C)
• Clock Frequency: 32.768 kHz
• Alarm Outputs: 2
• I2C Bus Interface: Up to 400kHz

Detailed Pin Configuration

The M41T83ZMY6F has the following pin configuration:

| Pin Name | Function | |----------|----------| | VBAT | Battery Input | | GND | Ground | | SDA | Serial Data Line | | SCL | Serial Clock Line | | ALM0 | Alarm Output 0 | | ALM1 | Alarm Output 1 | | VCC | Power Supply |

Functional Features

• Real-time clock with battery backup
• Automatic leap year compensation
• Programmable alarms with interrupt capability
• 32.768 kHz crystal oscillator for accurate timekeeping
• I2C bus interface for easy integration with microcontrollers

Advantages and Disadvantages

Advantages: - Low power consumption - Accurate timekeeping - Small package size - Easy integration with microcontrollers

Disadvantages: - Limited number of alarm outputs - Requires an external battery for backup

Working Principles

The M41T83ZMY6F utilizes a 32.768 kHz crystal oscillator to generate an accurate time base. It operates in conjunction with an external battery to ensure continuous timekeeping, even during power outages. The IC communicates with the host microcontroller through the I2C bus interface, allowing the system to read and set the current time, as well as configure alarms.

Detailed Application Field Plans

The M41T83ZMY6F is commonly used in various applications that require real-time clock functionality, such as:

1. Consumer Electronics: Used in digital cameras, portable media players, and smartwatches to provide accurate timekeeping and timestamping capabilities.
2. Industrial Automation: Integrated into industrial control systems, PLCs, and data loggers to synchronize time-sensitive operations and event logging.
3. Automotive: Incorporated into car infotainment systems, dashboard displays, and navigation units to maintain accurate time and date information.
4. Medical Devices: Utilized in medical equipment, patient monitoring systems, and drug dispensing machines to ensure precise timing for critical operations.
5. Home Automation: Integrated into smart home hubs, security systems, and energy management devices to schedule events and automate tasks based on real-time clock information.

Detailed and Complete Alternative Models

1. DS3231 - Real-Time Clock IC with Temperature Compensation
2. PCF8563 - Low-Power Real-Time Clock IC with Alarm Function
3. DS1307 - Serial Real-Time Clock IC with I2C Interface
4. MCP7940N - Battery-Backed Real-Time Clock IC with SRAM

These alternative models offer similar functionality to the M41T83ZMY6F and can be considered as alternatives based on specific application requirements.

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