MCP79410T-I/MNY

Product Overview

Category

The MCP79410T-I/MNY belongs to the category of Real-Time Clocks (RTCs).

Use

This product is primarily used for timekeeping and calendar functions in various electronic devices.

Characteristics

• Low power consumption
• High accuracy
• Integrated battery backup
• I2C interface for easy communication with microcontrollers

Package

The MCP79410T-I/MNY is available in a small surface mount package, making it suitable for compact designs.

Essence

The essence of this product lies in its ability to accurately keep track of time and date, even during power interruptions.

Packaging/Quantity

The MCP79410T-I/MNY is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage: 1.8V to 5.5V
• Timekeeping Accuracy: ±1 minute per month
• Operating Temperature Range: -40°C to +85°C
• Battery Backup Voltage: 1.3V to 5.5V
• I2C Bus Frequency: 100 kHz or 400 kHz

Detailed Pin Configuration

The MCP79410T-I/MNY has a total of 8 pins:

1. VCC - Power supply input
2. GND - Ground connection
3. SDA - I2C data line
4. SCL - I2C clock line
5. SQW/OUT - Square wave output or interrupt output
6. VBAT - Battery backup input
7. X1 - Crystal oscillator input
8. X2 - Crystal oscillator output

Functional Features

• Time and date keeping with alarm functionality
• Battery backup ensures uninterrupted operation during power loss
• Programmable square wave output
• Alarm can be set to trigger on specific dates or times
• 64 bytes of non-volatile SRAM for data storage

Advantages and Disadvantages

Advantages

• High accuracy timekeeping
• Low power consumption
• Compact package size
• Easy integration with microcontrollers via I2C interface

Disadvantages

• Limited non-volatile memory capacity
• Requires an external crystal oscillator for operation

Working Principles

The MCP79410T-I/MNY utilizes an internal oscillator and a battery backup to maintain accurate timekeeping. It communicates with a microcontroller through the I2C bus, allowing for easy configuration and retrieval of time and date information.

Detailed Application Field Plans

The MCP79410T-I/MNY is widely used in various applications, including:

1. Consumer electronics: digital clocks, home appliances, and audio/video equipment.
2. Industrial automation: programmable logic controllers (PLCs), data loggers, and industrial timers.
3. Automotive: dashboard displays, infotainment systems, and car navigation systems.
4. Medical devices: patient monitoring systems, medical instruments, and diagnostic equipment.

Detailed and Complete Alternative Models

1. DS1307 - Real-Time Clock IC with similar features and performance.
2. PCF8563 - RTC IC with integrated temperature compensation and alarm functionality.
3. DS3231 - Highly accurate RTC module with built-in temperature sensor and alarms.

These alternative models offer similar functionalities and can be considered as alternatives to the MCP79410T-I/MNY.

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