MCP79520T-I/MN

Product Overview

Category

The MCP79520T-I/MN belongs to the category of Real-Time Clocks (RTCs).

Use

It is used to keep track of time and date information in various electronic devices.

Characteristics

• Low power consumption
• Integrated oscillator
• Battery backup for continuous timekeeping
• I2C interface for communication

Package

The MCP79520T-I/MN is available in a 8-pin SOIC package.

Essence

The essence of this product lies in its ability to accurately maintain timekeeping functionality in electronic devices.

Packaging/Quantity

The MCP79520T-I/MN is typically packaged in reels with a quantity of 2500 units per reel.

Specifications

• Supply Voltage: 1.8V to 5.5V
• Timekeeping Current: 400nA at 3.0V, 200nA at 5.5V
• Operating Temperature Range: -40°C to +85°C
• I2C Bus Interface: Up to 400 kHz
• Clock Accuracy: ±2 minutes per month at 25°C

Detailed Pin Configuration

1. VSS - Ground
2. SDA - I2C Data
3. SCL - I2C Clock
4. VBAT - Battery Input
5. X1 - Crystal Connection
6. X2 - Crystal Connection
7. MFP - Multi-function Pin
8. VDD - Power Supply

Functional Features

• Time and Date Keeping
• Alarm Functionality
• Battery Switchover
• Power-Fail Timestamp

Advantages

• Low power consumption extends battery life
• Integrated oscillator simplifies design
• I2C interface allows for easy integration with microcontrollers

Disadvantages

• Limited clock accuracy compared to higher-end RTCs
• May require external crystal for improved accuracy

Working Principles

The MCP79520T-I/MN utilizes an integrated oscillator and a small coin cell battery to maintain accurate timekeeping. It communicates with the host microcontroller through the I2C interface, allowing the system to read and set the time and date information.

Detailed Application Field Plans

The MCP79520T-I/MN is commonly used in applications such as: - Consumer Electronics - Industrial Automation - Medical Devices - Automotive Systems

Detailed and Complete Alternative Models

Some alternative models to the MCP79520T-I/MN include: - DS3231 - Higher accuracy RTC with temperature-compensated crystal oscillator - PCF85263A - Ultra-low power RTC with alarm function - RV-1805-C3 - Precision RTC with integrated MEMS resonator

In conclusion, the MCP79520T-I/MN is a reliable Real-Time Clock suitable for various electronic applications, offering low power consumption and essential timekeeping features.

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