ISL1208IB8-TK
Product Overview
Category
ISL1208IB8-TK belongs to the category of Real-Time Clocks (RTCs).
Use
The ISL1208IB8-TK is used as a clock/calendar device in various electronic systems. It provides accurate timekeeping and calendar functions.
Characteristics
- High accuracy timekeeping
- Low power consumption
- Small package size
- I2C interface for easy integration
- Battery backup for continuous operation during power loss
Package
ISL1208IB8-TK is available in an 8-pin SOIC package.
Essence
The essence of ISL1208IB8-TK is its ability to provide precise timekeeping and calendar functions, making it suitable for applications that require accurate timing.
Packaging/Quantity
ISL1208IB8-TK 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
- I2C Bus Frequency: Up to 400kHz
- Battery Backup Voltage: 1.3V to 5.5V
Detailed Pin Configuration
The ISL1208IB8-TK has the following pin configuration:
- VCC - Power supply voltage
- GND - Ground
- SDA - I2C data line
- SCL - I2C clock line
- SQW/INT - Square wave output or interrupt output
- VBAT - Battery backup input
- X1 - Crystal oscillator input
- X2 - Crystal oscillator output
Functional Features
- Real-time clock with calendar functions
- Alarm and interrupt capabilities
- Battery backup for continuous operation during power loss
- Programmable square wave output
Advantages and Disadvantages
Advantages
- High accuracy timekeeping
- Low power consumption
- Small package size for space-constrained applications
- Easy integration with I2C interface
- Battery backup ensures uninterrupted operation
Disadvantages
- Limited temperature range (-40°C to +85°C)
- Requires an external crystal oscillator for accurate timekeeping
Working Principles
The ISL1208IB8-TK utilizes an internal oscillator and a crystal oscillator to maintain accurate timekeeping. It communicates with the host system through the I2C interface, allowing for easy configuration and data retrieval.
During normal operation, the device is powered by the main supply voltage (VCC). In case of a power loss, the battery backup (VBAT) takes over, ensuring continuous operation and preserving the timekeeping data.
Detailed Application Field Plans
ISL1208IB8-TK finds applications in various electronic systems that require precise timekeeping and calendar functions. Some common application fields include:
- Consumer electronics: Smartphones, tablets, digital cameras
- Industrial automation: Programmable logic controllers (PLCs), industrial timers
- Automotive: Dashboard clocks, event logging systems
- Medical devices: Patient monitoring systems, medical equipment timers
- IoT devices: Smart home automation, wearable devices
Detailed and Complete Alternative Models
- DS3231 - Real-Time Clock Module
- PCF8563 - I2C Real-Time Clock Calendar
- MCP7940N - I2C Real-Time Clock/Calendar with SRAM
These alternative models offer similar functionality and can be considered as alternatives to ISL1208IB8-TK based on specific requirements and compatibility with the target system.
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기술 솔루션에 ISL1208IB8-TK 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of ISL1208IB8-TK in technical solutions:
Q: What is ISL1208IB8-TK? A: ISL1208IB8-TK is a real-time clock (RTC) module with an integrated crystal, used for timekeeping and calendar functions in various electronic devices.
Q: What is the operating voltage range of ISL1208IB8-TK? A: The operating voltage range of ISL1208IB8-TK is typically between 1.8V and 5.5V.
Q: Can ISL1208IB8-TK be used in battery-powered devices? A: Yes, ISL1208IB8-TK is suitable for battery-powered devices as it has low power consumption and supports battery backup.
Q: How accurate is the timekeeping capability of ISL1208IB8-TK? A: ISL1208IB8-TK has a typical accuracy of ±5ppm (parts per million), which translates to a few seconds of deviation per month.
Q: Does ISL1208IB8-TK have an alarm feature? A: Yes, ISL1208IB8-TK has two programmable alarms that can trigger interrupts or wake up the system at specific times.
Q: Can ISL1208IB8-TK be interfaced with microcontrollers or other digital systems? A: Yes, ISL1208IB8-TK has an I2C interface, making it compatible with most microcontrollers and digital systems.
Q: Does ISL1208IB8-TK support temperature compensation? A: Yes, ISL1208IB8-TK has an integrated temperature sensor and supports temperature compensation for improved timekeeping accuracy.
Q: Can ISL1208IB8-TK be used in industrial applications? A: Yes, ISL1208IB8-TK is suitable for industrial applications as it can operate over a wide temperature range (-40°C to +85°C).
Q: Does ISL1208IB8-TK have non-volatile memory for storing time and date information? A: Yes, ISL1208IB8-TK has battery-backed SRAM (static random-access memory) that retains time and date information during power loss.
Q: Is ISL1208IB8-TK RoHS compliant? A: Yes, ISL1208IB8-TK is RoHS (Restriction of Hazardous Substances) compliant, ensuring it meets environmental regulations.
Please note that the answers provided here are general and may vary depending on the specific implementation and requirements of the technical solution.