Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tube |
| ProductStatus | Active |
| Type | Clock/Calendar |
| Features | Alarm, Leap Year |
| TimeFormat | HH:MM:SS (12/24 hr) |
| DateFormat | YY-MM-DD-dd |
| Interface | I²C, 2-Wire Serial |
| Voltage-Supply | 2.7V ~ 5.5V |
| Voltage-SupplyBattery | 1.8V ~ 5.5V |
| Current-Timekeeping(Max) | 10µA ~ 20µA @ 2.7V ~ 5.5V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
The ISL12026IBZ is a real-time clock (RTC) module that integrates a clock/calendar function with a non-volatile memory. Manufactured by Renesas Electronics (formerly by Intersil), it is designed to track time in terms of seconds, minutes, hours, day, date, month, and year. The device can manage leap years and has a built-in power-sense circuit to detect power failures and automatically switch to a backup battery supply to maintain timekeeping during power outages.
Key features include I²C interface compatibility for communication with microcontrollers, a low-power operation mode, and an integrated oscillator circuit that allows for precise timekeeping. The ISL12026IBZ also offers programmable alarms and a watchdog timer, which are useful for various applications requiring accurate time management, such as in embedded systems, industrial controllers, and consumer electronics.
Its small size and low power requirements make it suitable for portable devices. Additionally, the device's ability to operate over a wide temperature range enhances its versatility in different environmental conditions.
Key features include I²C interface compatibility for communication with microcontrollers, a low-power operation mode, and an integrated oscillator circuit that allows for precise timekeeping. The ISL12026IBZ also offers programmable alarms and a watchdog timer, which are useful for various applications requiring accurate time management, such as in embedded systems, industrial controllers, and consumer electronics.
Its small size and low power requirements make it suitable for portable devices. Additionally, the device's ability to operate over a wide temperature range enhances its versatility in different environmental conditions.
Equivalent
The ISL12026IBZ is a Real-Time Clock (RTC) with EEPROM. Equivalent products could include:
1. Maxim Integrated DS3231 - High-accuracy RTC with integrated crystal.
2. Microchip Technology MCP7940N - RTC with SRAM and EEPROM.
3. STMicroelectronics M41T62 - RTC with a built-in crystal.
4. NXP PCF8563 - Low-power RTC.
5. Abracon AB-RTCMC-32.768kHz-IBO5-S3 - RTC module with crystal.
Check specific features such as accuracy, power consumption, and additional functionalities for compatibility.
1. Maxim Integrated DS3231 - High-accuracy RTC with integrated crystal.
2. Microchip Technology MCP7940N - RTC with SRAM and EEPROM.
3. STMicroelectronics M41T62 - RTC with a built-in crystal.
4. NXP PCF8563 - Low-power RTC.
5. Abracon AB-RTCMC-32.768kHz-IBO5-S3 - RTC module with crystal.
Check specific features such as accuracy, power consumption, and additional functionalities for compatibility.
Features
The ISL12026IBZ is a real-time clock (RTC) with a number of integrated features designed for timekeeping and power management applications. Key features include:
1. Real-Time Clock (RTC): Provides time and calendar functions, accurate to seconds, minutes, hours, day, date, month, and year.
2. Non-Volatile Memory: Includes 2 KB of EEPROM for data storage, allowing for retention of important data even during power loss.
3. Low Power Consumption: Designed for minimal power usage to extend battery life in portable applications.
4. I2C Interface: Supports communication through a standard I2C interface, allowing for easy integration with various microcontrollers.
5. Clock Alarm and Timer Functions: Offers programmable alarm and timer features for time-based events and alerts.
6. Battery Backup: Includes support for battery backup, ensuring continuous timekeeping during power failures.
7. Temperature Compensation: Provides mechanisms to maintain accurate timekeeping across different temperature ranges.
8. Programmable Frequency Output: Allows for configurable frequency outputs for use in various applications.
Overall, the ISL12026IBZ is a versatile RTC suitable for a wide range of applications requiring reliable timekeeping and low power operation.
1. Real-Time Clock (RTC): Provides time and calendar functions, accurate to seconds, minutes, hours, day, date, month, and year.
2. Non-Volatile Memory: Includes 2 KB of EEPROM for data storage, allowing for retention of important data even during power loss.
3. Low Power Consumption: Designed for minimal power usage to extend battery life in portable applications.
4. I2C Interface: Supports communication through a standard I2C interface, allowing for easy integration with various microcontrollers.
5. Clock Alarm and Timer Functions: Offers programmable alarm and timer features for time-based events and alerts.
6. Battery Backup: Includes support for battery backup, ensuring continuous timekeeping during power failures.
7. Temperature Compensation: Provides mechanisms to maintain accurate timekeeping across different temperature ranges.
8. Programmable Frequency Output: Allows for configurable frequency outputs for use in various applications.
Overall, the ISL12026IBZ is a versatile RTC suitable for a wide range of applications requiring reliable timekeeping and low power operation.
Pinout
The ISL12026IBZ is a real-time clock (RTC) with an integrated temperature sensor and crystal oscillator compensation. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here’s a brief overview of its pin functions:
1. VDD (Pin 1): Power supply pin.
2. GND (Pin 2): Ground pin.
3. SCL (Pin 3): Serial clock input for I2C communication.
4. SDA (Pin 4): Serial data input/output for I2C communication.
5. T1 (Pin 5): General purpose output or interrupt output.
6. T2 (Pin 6): General purpose output or interrupt output.
7. VSS (Pin 7): Ground pin (often connected to the same ground as GND).
8. X1/X2 (Pins 8): Connections to external 32.768 kHz crystal.
The ISL12026IBZ is used in applications requiring accurate timekeeping and temperature monitoring, such as consumer electronics, industrial systems, and communication devices.
1. VDD (Pin 1): Power supply pin.
2. GND (Pin 2): Ground pin.
3. SCL (Pin 3): Serial clock input for I2C communication.
4. SDA (Pin 4): Serial data input/output for I2C communication.
5. T1 (Pin 5): General purpose output or interrupt output.
6. T2 (Pin 6): General purpose output or interrupt output.
7. VSS (Pin 7): Ground pin (often connected to the same ground as GND).
8. X1/X2 (Pins 8): Connections to external 32.768 kHz crystal.
The ISL12026IBZ is used in applications requiring accurate timekeeping and temperature monitoring, such as consumer electronics, industrial systems, and communication devices.
Manufacturer
The ISL12026IBZ is manufactured by Renesas Electronics Corporation. Renesas is a Japanese semiconductor company that specializes in the development and manufacturing of microcontrollers, integrated circuits, and system-on-chip (SoC) solutions. It serves various industries, including automotive, industrial, infrastructure, and consumer electronics, providing a wide range of semiconductor solutions to enable advanced electronics systems.
Application
The ISL12026IBZ is a real-time clock (RTC) integrated circuit designed for use in various applications that require timekeeping and calendar functions. It is commonly used in:
1. Consumer Electronics: To maintain accurate time and date in devices like TVs, DVD players, and digital cameras.
2. Industrial Equipment: For scheduling and time-stamping in control systems and automation equipment.
3. Automotive Systems: To provide clock functions in dashboards and entertainment systems.
4. Communication Devices: Used in base stations and network equipment for synchronization.
5. Computers and Peripherals: In PCs, printers, and other peripherals needing timekeeping.
6. Energy Management: In smart meters and other utility monitoring devices.
These applications benefit from the low power consumption and high accuracy of the ISL12026IBZ.
1. Consumer Electronics: To maintain accurate time and date in devices like TVs, DVD players, and digital cameras.
2. Industrial Equipment: For scheduling and time-stamping in control systems and automation equipment.
3. Automotive Systems: To provide clock functions in dashboards and entertainment systems.
4. Communication Devices: Used in base stations and network equipment for synchronization.
5. Computers and Peripherals: In PCs, printers, and other peripherals needing timekeeping.
6. Energy Management: In smart meters and other utility monitoring devices.
These applications benefit from the low power consumption and high accuracy of the ISL12026IBZ.
Package
The ISL12026IBZ is a Real-Time Clock/Calendar IC with EEPROM, available in an 8-pin SOIC (Small Outline Integrated Circuit) package. This package type is compact, suitable for surface-mount technology, and widely used in electronic applications due to its ease of integration and reliable performance.