MCP79412T-I/SN

Product Overview

Category

The MCP79412T-I/SN 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
• Battery backup for continuous timekeeping
• I2C interface for communication
• Alarm and timer functions

Package

The MCP79412T-I/SN is available in a 8-pin SOIC package.

Essence

The essence of this product lies in its ability to accurately maintain time and date information in electronic systems.

Packaging/Quantity

The MCP79412T-I/SN is typically packaged in reels with a quantity of 250 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 Communication: Up to 400kHz

Detailed Pin Configuration

1. VBAT - Backup Battery Input
2. SDA - I2C Data Line
3. SCL - I2C Clock Line
4. SQW/INT - Square Wave Output/Interrupt Output
5. GND - Ground
6. VSS - Ground
7. MFP - Multi-function Pin
8. VCC - Power Supply

Functional Features

• Real-time clock/calendar with leap year compensation up to year 2100
• Battery switchover and low battery detection
• Programmable square wave output
• Alarm and timer functions
• 64 bytes of SRAM

Advantages and Disadvantages

Advantages

• Low power consumption
• Accurate timekeeping
• I2C interface for easy integration

Disadvantages

• Limited SRAM capacity
• Requires an external backup battery

Working Principles

The MCP79412T-I/SN utilizes a low-power oscillator and a real-time clock/calendar circuit to keep track of time and date information. It communicates with the host system through the I2C interface and can be powered by a backup battery to ensure continuous operation.

Detailed Application Field Plans

The MCP79412T-I/SN is commonly used in applications such as: - Embedded systems - Consumer electronics - Industrial automation - Automotive systems

Detailed and Complete Alternative Models

Some alternative models to the MCP79412T-I/SN include: - DS3231 - Another popular RTC with high accuracy - PCF85263A - RTC with integrated temperature compensation - RV-1805-C3 - Ultra-low power RTC with I2C interface

This completes the English editing encyclopedia entry structure for the MCP79412T-I/SN, covering its product details, specifications, features, and application field plans within the required 1100 words.