MCP79522-I/MS

Product Overview

Category:

Integrated Circuit (IC)

Use:

Real-Time Clock (RTC) with EEPROM

Characteristics:

Low power consumption, small form factor, accurate timekeeping

Package:

8-pin MSOP (Mini Small Outline Package)

Essence:

The MCP79522-I/MS is a highly integrated RTC with EEPROM, designed for applications requiring accurate timekeeping and non-volatile memory storage.

Packaging/Quantity:

Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 1.8V to 5.5V
• Timekeeping Current: 400nA (typical)
• Operating Temperature Range: -40°C to +85°C
• EEPROM Size: 2Kb
• I2C Interface

Detailed Pin Configuration

1. VSS - Ground
2. SDA - Serial Data
3. SCL - Serial Clock
4. VBAT - Battery Input
5. VDD - Power Supply
6. WP - Write Protect
7. SQW/INT - Square Wave Output/Interrupt
8. NC - No Connect

Functional Features

• Real-time clock/calendar
• Alarm functions
• Power-fail timestamp
• Battery switchover
• 2Kb EEPROM

Advantages

• Low power consumption
• Small form factor
• Integrated EEPROM
• Wide operating voltage range

Disadvantages

• Limited EEPROM size
• Single alarm output

Working Principles

The MCP79522-I/MS integrates a real-time clock with a 2Kb EEPROM. It operates using an I2C interface and can be powered by a wide voltage range, making it suitable for various low-power applications. The device maintains accurate timekeeping even during power loss, thanks to its battery backup support.

Detailed Application Field Plans

The MCP79522-I/MS is ideal for applications such as: - Portable medical devices - Energy harvesting systems - Industrial automation - IoT devices - Wearable electronics

Detailed and Complete Alternative Models

• DS3231 - Real-Time Clock (RTC) with integrated temperature-compensated crystal oscillator
• PCF85263A - Ultra-low power real-time clock/calendar with EEPROM

Note: The above alternative models are provided for reference and may have different specifications and features.

This completes the English editing encyclopedia entry structure for MCP79522-I/MS.