ISL12024IVZ-T

Product Overview

Category

ISL12024IVZ-T belongs to the category of Real-Time Clocks (RTCs).

Use

It is primarily used for timekeeping and calendar functions in various electronic devices.

Characteristics

• Low power consumption
• High accuracy
• Integrated crystal compensation
• Wide operating voltage range
• Small package size

Package

ISL12024IVZ-T is available in a compact 8-pin SOIC package.

Essence

The essence of ISL12024IVZ-T lies in its ability to provide accurate timekeeping and calendar functions with minimal power consumption.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of ISL12024IVZ-T units.

Specifications

• Supply Voltage: 1.8V to 5.5V
• Timekeeping Current: 400nA (typical)
• Operating Temperature Range: -40°C to +85°C
• Accuracy: ±5ppm (parts per million)
• I2C Interface: Supports standard and fast mode (up to 400kHz)

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground connection
3. SDA: Serial Data Line for I2C communication
4. SCL: Serial Clock Line for I2C communication
5. INT/SQW: Interrupt output or Square Wave output
6. NC: No Connection
7. NC: No Connection
8. VBAT: Backup battery input for maintaining timekeeping during power loss

Functional Features

• Real-time clock with calendar functionality
• Automatic leap year adjustment
• Alarm function with programmable settings
• Power-fail detection and switch circuitry
• Integrated oscillator compensation for improved accuracy
• Battery backup support for uninterrupted timekeeping

Advantages and Disadvantages

Advantages

• Low power consumption extends battery life
• High accuracy ensures precise timekeeping
• Compact package size allows for easy integration into various devices
• Wide operating voltage range provides flexibility in different applications

Disadvantages

• Limited functionality compared to more advanced RTCs
• Lack of additional features such as temperature compensation

Working Principles

ISL12024IVZ-T operates by utilizing an internal oscillator and a real-time clock counter. The oscillator generates clock pulses, which are then counted to maintain accurate timekeeping. The device also incorporates crystal compensation techniques to compensate for any frequency variations caused by temperature changes.

Detailed Application Field Plans

ISL12024IVZ-T finds applications in various electronic devices that require timekeeping and calendar functions. Some common application fields include:

1. Consumer Electronics: Digital cameras, portable media players, smartwatches.
2. Industrial Equipment: Programmable logic controllers, data loggers, automation systems.
3. Medical Devices: Patient monitoring systems, infusion pumps, diagnostic equipment.
4. Automotive: On-board computers, infotainment systems, navigation units.
5. Home Automation: Smart thermostats, security systems, lighting control.

Detailed and Complete Alternative Models

1. DS3231 - Real-Time Clock Module with Temperature Compensation
2. PCF8563 - I2C Real-Time Clock Calendar with Alarm Function
3. MCP7940N - Low-Power Real-Time Clock/Calendar with SRAM

These alternative models offer similar functionalities to ISL12024IVZ-T and can be considered as alternatives based on specific requirements.

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