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ISL12026AIVZ
Product Overview
Category
ISL12026AIVZ 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 oscillator
- Non-volatile memory
- I2C interface
Package
ISL12026AIVZ comes in a small surface-mount package, making it suitable for compact electronic devices.
Essence
The essence of ISL12026AIVZ lies in its ability to accurately keep track of time and date, even when the device is powered off.
Packaging/Quantity
This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Supply voltage: 1.8V to 5.5V
- Timekeeping accuracy: ±5ppm at 25°C
- Operating temperature range: -40°C to +85°C
- Memory capacity: 256 bytes
- I2C bus frequency: Up to 400kHz
- Battery backup voltage: 1.3V to 5.5V
Detailed Pin Configuration
The ISL12026AIVZ has the following pin configuration:
- VCC - Power supply input
- GND - Ground connection
- SDA - I2C data line
- SCL - I2C clock line
- SQW/INT - Square wave output/interrupt pin
- VBAT - Battery backup input
Functional Features
- Real-time clock with calendar functionality
- Alarm and timer functions
- Automatic leap year compensation
- Power-fail detection and switch circuitry
- Programmable square wave output
- Configurable interrupt output
Advantages and Disadvantages
Advantages
- Low power consumption extends battery life
- High accuracy ensures precise timekeeping
- Integrated oscillator simplifies design
- Non-volatile memory retains data during power loss
- I2C interface allows for easy integration with other devices
Disadvantages
- Limited memory capacity may restrict certain applications
- Operating temperature range may not be suitable for extreme environments
Working Principles
ISL12026AIVZ utilizes an integrated oscillator to generate accurate clock signals. It relies on a small backup battery to maintain timekeeping functionality even when the main power supply is disconnected. The device communicates with the host system through the I2C interface, allowing for configuration and data exchange.
Detailed Application Field Plans
ISL12026AIVZ finds application in various electronic devices that require precise timekeeping and calendar functions. Some potential fields of application include:
- Consumer electronics: Smartphones, tablets, digital cameras
- Industrial automation: Programmable logic controllers (PLCs), data loggers
- Automotive: Dashboard clocks, infotainment systems
- Medical devices: Patient monitoring systems, infusion pumps
- Internet of Things (IoT): Smart home devices, wearable technology
Detailed and Complete Alternative Models
- DS3231 - Real-Time Clock Module
- MCP7940N - I2C Real-Time Clock/Calendar
- PCF8563 - Real-Time Clock/Calendar with I2C Interface
- RV-8803-C7 - Ultra-Low Power RTC Module
These alternative models offer similar functionalities and can be considered as alternatives to ISL12026AIVZ based on specific requirements and design considerations.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ISL12026AIVZ v technických řešeních
Sure! Here are 10 common questions and answers related to the application of ISL12026AIVZ in technical solutions:
Q: What is ISL12026AIVZ? A: ISL12026AIVZ is a real-time clock (RTC) module manufactured by Renesas Electronics. It provides accurate timekeeping and calendar functions for various technical applications.
Q: What are the key features of ISL12026AIVZ? A: Some key features of ISL12026AIVZ include low power consumption, I2C interface, battery backup, alarm functionality, and programmable square wave output.
Q: How can ISL12026AIVZ be used in technical solutions? A: ISL12026AIVZ can be used as a timekeeping component in various technical solutions such as industrial automation systems, data loggers, medical devices, smart meters, and IoT devices.
Q: Does ISL12026AIVZ require an external battery for operation? A: Yes, ISL12026AIVZ requires an external battery, typically a coin cell battery, for backup power to maintain timekeeping during power outages or when the main power source is disconnected.
Q: Can ISL12026AIVZ be easily integrated into existing designs? A: Yes, ISL12026AIVZ comes in a small surface-mount package and has a standard I2C interface, making it relatively easy to integrate into existing designs.
Q: What is the accuracy of the timekeeping function in ISL12026AIVZ? A: The timekeeping accuracy of ISL12026AIVZ is typically within a few seconds per month, which is suitable for most applications that do not require extremely precise timekeeping.
Q: Can ISL12026AIVZ generate alarms or interrupts? A: Yes, ISL12026AIVZ has a built-in alarm function that can be programmed to generate an interrupt or trigger an external event at a specific time or date.
Q: Is ISL12026AIVZ compatible with different microcontrollers or development platforms? A: Yes, ISL12026AIVZ uses the I2C interface, which is widely supported by microcontrollers and development platforms, making it compatible with various systems.
Q: Can ISL12026AIVZ operate in extreme temperature conditions? A: Yes, ISL12026AIVZ is designed to operate within a wide temperature range, typically from -40°C to +85°C, making it suitable for applications in harsh environments.
Q: Are there any application notes or reference designs available for ISL12026AIVZ? A: Yes, Renesas provides application notes, datasheets, and reference designs on their website, which can help developers understand and implement ISL12026AIVZ in their technical solutions.
Please note that the answers provided here are general and may vary depending on the specific requirements and use cases of each application.