MCP795B20T-I/ST

Introduction

The MCP795B20T-I/ST is a digital real-time clock/calendar (RTCC) device that belongs to the category of integrated circuits. It is commonly used in electronic devices to keep track of time and date, and it offers various characteristics and features that make it suitable for a wide range of applications.

Basic Information Overview

• Category: Integrated Circuit
• Use: Real-time clock/calendar device
• Characteristics: Low power consumption, high accuracy, small form factor
• Package: 8-pin SOIC package
• Essence: Timekeeping and calendar functions
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

The MCP795B20T-I/ST features the following specifications: - Supply Voltage: 1.8V to 5.5V - Operating Temperature Range: -40°C to +85°C - Clock Accuracy: ±2 minutes per year at 25°C - Battery Backup Input for Continuous Timekeeping - I2C Interface for Communication

Detailed Pin Configuration

The MCP795B20T-I/ST has an 8-pin SOIC package with the following pin configuration: 1. VBAT - Battery Backup Input 2. SDA - I2C Serial Data 3. SCL - I2C Serial Clock 4. GND - Ground 5. X1 - Crystal Connection 1 6. X2 - Crystal Connection 2 7. VSS - Ground 8. VDD - Power Supply

Functional Features

• Real-Time Clock and Calendar with Leap Year Compensation
• Alarm Function with Programmable Repeat Modes
• Battery Switchover Circuitry
• Power-Fail Timestamp
• Oscillator Failure Detection

Advantages and Disadvantages

Advantages

• Low Power Consumption
• High Accuracy
• Small Form Factor
• Battery Backup for Continuous Timekeeping

Disadvantages

• Limited Operating Temperature Range (-40°C to +85°C)
• Requires External Crystal for Clock Operation

Working Principles

The MCP795B20T-I/ST operates by utilizing an internal oscillator and an external crystal to maintain accurate timekeeping. It also includes battery backup circuitry to ensure continuous operation in case of power loss.

Detailed Application Field Plans

The MCP795B20T-I/ST is widely used in various applications, including: - Consumer Electronics - Industrial Automation - Automotive Systems - Medical Devices - IoT Devices

Detailed and Complete Alternative Models

Some alternative models to the MCP795B20T-I/ST include: - DS3231 - Real-Time Clock Module - PCF8563 - I2C Real-Time Clock - RV-1805-C3 - Ultra-Low Power RTC Module

In conclusion, the MCP795B20T-I/ST is a versatile real-time clock/calendar device with a range of features and specifications that make it suitable for diverse applications in the electronics industry.

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