ISL12058IRTZ-T

Product Overview

Category

ISL12058IRTZ-T belongs to the category of Real-Time Clocks (RTCs).

Use

The ISL12058IRTZ-T RTC is primarily used for timekeeping and calendar functions in various electronic devices.

Characteristics

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

Package

The ISL12058IRTZ-T comes in a compact 8-pin SOIC package.

Essence

The essence of the ISL12058IRTZ-T RTC lies in its ability to provide accurate timekeeping and calendar functions while consuming minimal power.

Packaging/Quantity

The ISL12058IRTZ-T is typically packaged in reels, with each reel containing a specific quantity of RTC units. The exact quantity may vary depending on the manufacturer's specifications.

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

Detailed Pin Configuration

The ISL12058IRTZ-T RTC has the following 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. VBAT - Backup battery input
7. X1 - Crystal oscillator input
8. X2 - Crystal oscillator output

Functional Features

• Timekeeping: The ISL12058IRTZ-T RTC accurately keeps track of time and date.
• Calendar Functions: It provides calendar functions such as day, month, and year.
• Alarm: The RTC can be programmed to generate an interrupt or square wave output at a specific time.
• Crystal Compensation: Integrated compensation circuitry ensures accurate timekeeping even with variations in crystal characteristics.
• Power Management: The RTC operates on low power, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• High accuracy timekeeping
• Low power consumption
• Wide operating temperature range
• Compact package size

Disadvantages

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

Working Principles

The ISL12058IRTZ-T RTC utilizes an internal oscillator and a crystal to keep track of time. The crystal generates a precise frequency that is divided down to provide the desired timekeeping resolution. The integrated compensation circuitry adjusts for any variations in the crystal's characteristics, ensuring accurate timekeeping.

Detailed Application Field Plans

The ISL12058IRTZ-T RTC finds applications in various electronic devices, including but not limited to:

1. Wearable Devices: Provides accurate timekeeping for smartwatches, fitness trackers, etc.
2. Home Automation Systems: Synchronizes time across different devices in a home automation network.
3. Industrial Equipment: Time synchronization for industrial control systems and data logging devices.
4. Medical Devices: Accurate timekeeping for medical equipment and patient monitoring systems.
5. Automotive Electronics: Clock synchronization for infotainment systems, dashboard displays, etc.

Detailed and Complete Alternative Models

1. DS3231 - Real-Time Clock with temperature compensation and alarm features.
2. PCF8563 - Real-Time Clock with I2C interface and battery backup.
3. MCP7940N - Real-Time Clock with SRAM and battery switchover capability.

These alternative models offer similar functionalities to the ISL12058IRTZ-T RTC and can be considered as alternatives based on specific requirements.

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