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ISL12028IVAZ-T
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ISL12028IVAZ-T

Product Overview

Category

ISL12028IVAZ-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

ISL12028IVAZ-T is available in a small surface-mount package.

Essence

The essence of ISL12028IVAZ-T lies in its ability to accurately keep track of time and date, making it an essential component in many electronic devices.

Packaging/Quantity

The product is typically packaged in reels and comes in quantities suitable for mass production.

Specifications

  • Operating Voltage Range: 1.8V to 5.5V
  • Timekeeping Accuracy: ±5ppm at 25°C
  • Temperature Range: -40°C to +85°C
  • Interface: I2C
  • Memory: 256 bytes of battery-backed SRAM
  • Oscillator: Integrated crystal compensation

Detailed Pin Configuration

The ISL12028IVAZ-T has the following pin configuration:

  1. VBAT - Battery input voltage
  2. GND - Ground
  3. SDA - I2C data line
  4. SCL - I2C clock line
  5. IRQ - Interrupt output
  6. VCC - Power supply voltage

Functional Features

  • Automatic leap year compensation
  • Alarm function with programmable interrupts
  • Battery backup for continuous timekeeping during power loss
  • Power management features for low power consumption
  • User-programmable settings via I2C interface

Advantages and Disadvantages

Advantages

  • High accuracy timekeeping
  • Low power consumption
  • Compact package size
  • Integrated crystal compensation for improved accuracy

Disadvantages

  • Limited memory capacity (256 bytes)
  • Requires an external battery for backup power

Working Principles

ISL12028IVAZ-T utilizes a built-in oscillator and crystal compensation to maintain accurate timekeeping. It communicates with the host device through the I2C interface, allowing for easy integration into various electronic systems.

Detailed Application Field Plans

ISL12028IVAZ-T finds applications in a wide range of electronic devices, including but not limited to: - Smartphones - Tablets - Wearable devices - Industrial automation systems - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

  1. DS3231 - Real-Time Clock Module
  2. PCF8563 - I2C Real-Time Clock
  3. MCP7940N - Battery-Backed RTC
  4. RV-8803-C7 - Ultra-Low Power RTC

These alternative models offer similar functionality and can be considered as alternatives to ISL12028IVAZ-T based on specific requirements and design considerations.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ISL12028IVAZ-T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ISL12028IVAZ-T in technical solutions:

  1. Q: What is ISL12028IVAZ-T? A: ISL12028IVAZ-T is a real-time clock (RTC) module manufactured by Renesas Electronics. It provides accurate timekeeping and calendar functions for various technical applications.

  2. Q: What are the key features of ISL12028IVAZ-T? A: Some key features of ISL12028IVAZ-T include low power consumption, I2C interface, battery backup, alarm functionality, and programmable square wave output.

  3. Q: How can ISL12028IVAZ-T be used in technical solutions? A: ISL12028IVAZ-T can be used in various technical solutions that require precise timekeeping, such as industrial automation systems, data loggers, medical devices, smart meters, and IoT applications.

  4. Q: Does ISL12028IVAZ-T require an external power supply? A: Yes, ISL12028IVAZ-T requires an external power supply for normal operation. It can operate from a wide voltage range, typically between 1.8V and 5.5V.

  5. Q: Can ISL12028IVAZ-T operate without a battery backup? A: No, ISL12028IVAZ-T requires a battery backup to retain timekeeping and calendar information during power loss or when the main power supply is disconnected.

  6. Q: How accurate is the timekeeping of ISL12028IVAZ-T? A: ISL12028IVAZ-T offers high accuracy timekeeping with a typical deviation of only a few seconds per month.

  7. Q: Can ISL12028IVAZ-T generate alarms? A: Yes, ISL12028IVAZ-T has built-in alarm functionality that can be programmed to trigger an interrupt or set a flag when a specific time or date condition is met.

  8. Q: Is ISL12028IVAZ-T compatible with microcontrollers and other digital devices? A: Yes, ISL12028IVAZ-T uses the I2C interface, which is widely supported by microcontrollers and other digital devices, making it easy to integrate into various systems.

  9. Q: Can ISL12028IVAZ-T be used in battery-powered applications? A: Yes, ISL12028IVAZ-T's low power consumption makes it suitable for battery-powered applications where energy efficiency is crucial.

  10. Q: Are there any development resources available for ISL12028IVAZ-T? A: Yes, Renesas provides datasheets, application notes, and software libraries to assist developers in integrating ISL12028IVAZ-T into their technical solutions.

Please note that the answers provided here are general and may vary depending on specific requirements and use cases. It is always recommended to refer to the official documentation and consult with technical experts for accurate information.