PCF8582C-2P/03,112

Overview

Product Category

The PCF8582C-2P/03,112 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for real-time clock/calendar applications in various electronic devices.

Characteristics

• Real-time clock/calendar functionality
• Low power consumption
• I2C-bus interface compatibility
• Wide operating voltage range
• Small package size

Package and Quantity

The PCF8582C-2P/03,112 is available in a small outline package (SOP) with 8 pins. It is typically sold in quantities of one or more.

Specifications

• Supply Voltage: 1.0V to 5.5V
• Clock Frequency: 100 kHz (max)
• Operating Temperature Range: -40°C to +85°C
• Timekeeping Accuracy: ±3 minutes per month at 25°C
• Battery Backup Voltage: 1.2V to 5.5V

Pin Configuration

The PCF8582C-2P/03,112 has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | SDA | Serial Data Input/Output | | 2 | SCL | Serial Clock Input | | 3 | VSS | Ground | | 4 | VDD | Supply Voltage | | 5 | X1 | Crystal Connection 1 | | 6 | X2 | Crystal Connection 2 | | 7 | INT | Interrupt Output | | 8 | VBAT | Battery Backup Voltage |

Functional Features

• Real-time clock with date and time registers
• Alarm functionality with interrupt output
• Programmable square wave output
• Battery backup for timekeeping during power loss
• I2C-bus interface for easy integration with other devices

Advantages and Disadvantages

Advantages

• Low power consumption extends battery life
• Small package size allows for compact designs
• Wide operating voltage range provides flexibility in different applications
• I2C-bus compatibility simplifies communication with other devices

Disadvantages

• Timekeeping accuracy may be affected by temperature variations
• Limited number of pins restricts the number of external components that can be connected

Working Principles

The PCF8582C-2P/03,112 utilizes an internal oscillator and a crystal to keep track of time. It communicates with other devices through the I2C-bus interface, allowing for easy integration into various electronic systems. The battery backup ensures uninterrupted timekeeping even during power outages.

Application Field Plans

The PCF8582C-2P/03,112 is commonly used in the following applications:

1. Consumer electronics: Clocks, watches, and timers
2. Automotive: Dashboard clocks and event scheduling
3. Industrial automation: Programmable logic controllers (PLCs) and time-sensitive processes
4. Medical devices: Patient monitoring systems and medication reminders
5. Home automation: Smart thermostats and lighting control systems

Alternative Models

Other alternative models that offer similar functionality to the PCF8582C-2P/03,112 include:

1. DS1307 - Real-Time Clock IC
2. MCP7940N - I2C Real-Time Clock/Calendar
3. PCF8563 - Real-Time Clock/Calendar with I2C-bus Interface

These alternative models provide comparable features and can be considered as substitutes depending on specific requirements.

In conclusion, the PCF8582C-2P/03,112 is a versatile integrated circuit used for real-time clock/calendar applications. Its low power consumption, small package size, and I2C-bus compatibility make it suitable for a wide range of electronic devices. However, its timekeeping accuracy may be affected by temperature variations, and the limited number of pins restricts the number of external components that can be connected. Nonetheless, the PCF8582C-2P/03,112 remains a reliable choice for accurate timekeeping in various industries and applications.