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BQ4285EP

BQ4285EP

Manufacturer No:

BQ4285EP

Manufacturer:

Texas Instruments

Description:

IC RTC CLK/CALENDAR PAR 24DIP

Datasheet:

Datasheet

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BQ4285EP Specifications

  • Type
    Parameter
  • Supplier Device Package
    24-PDIP
  • Package / Case
    24-DIP (0.600", 15.24mm)
  • Mounting Type
    Through Hole
  • Operating Temperature
    0°C ~ 70°C
  • Voltage - Supply
    4.5V ~ 5.5V
  • Interface
    Parallel
  • Date Format
    YY-MM-DD-dd
  • Time Format
    HH:MM:SS (12/24 hr)
  • Features
    Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
  • Type
    Clock/Calendar
  • DigiKey Programmable
    Not Verified
  • Product Status
    Obsolete
  • Packaging
    Tube
  • Series
    -
The BQ4285EP is a highly integrated circuit chip designed for real-time clock (RTC) and calendar functions. It offers several advantages and can be applied in various scenarios:1. Accuracy: The BQ4285EP provides highly accurate timekeeping with a typical accuracy of ±3 minutes per year. This makes it suitable for applications that require precise timekeeping, such as industrial automation, data logging, and instrumentation.2. Battery Backup: The chip has an integrated power management system that allows it to operate from a backup battery when the main power supply is disconnected. This ensures uninterrupted timekeeping and calendar functions during power outages or when the device is not powered.3. Low Power Consumption: The BQ4285EP is designed to operate with low power consumption, making it suitable for battery-powered devices. It has a standby current of only 0.5μA, which helps to extend the battery life in portable applications.4. I2C Interface: The chip communicates with the host microcontroller or system through the I2C interface, which is a widely used and easy-to-implement communication protocol. This simplifies the integration of the BQ4285EP into various systems and allows for easy configuration and control.5. Alarm and Timer Functions: The BQ4285EP provides programmable alarms and timers, allowing it to trigger specific events or actions at predefined times. This feature is useful in applications such as wake-up alarms, event scheduling, and time-based control systems.6. Industrial Temperature Range: The chip is designed to operate reliably in a wide temperature range, typically from -40°C to +85°C. This makes it suitable for industrial applications that require operation in harsh environments with extreme temperatures.Application scenarios for the BQ4285EP include:1. Embedded Systems: The chip can be used in various embedded systems that require accurate timekeeping, such as industrial control systems, smart meters, and home automation devices.2. Data Logging: The BQ4285EP can be used in data loggers to timestamp and record data with high accuracy. This is useful in applications such as environmental monitoring, energy management, and scientific research.3. Medical Devices: The chip can be integrated into medical devices that require precise timekeeping, such as patient monitoring systems, drug dispensers, and medical equipment with time-sensitive operations.4. Automotive Applications: The BQ4285EP can be used in automotive systems for functions like event logging, trip recording, and time-based control of various vehicle systems.5. Consumer Electronics: The chip can be utilized in consumer electronics devices that require accurate timekeeping, such as digital cameras, audio/video recorders, and home entertainment systems.Overall, the BQ4285EP offers accurate timekeeping, low power consumption, and versatile features, making it suitable for a wide range of applications that require reliable RTC and calendar functions.
BQ4285EP Relevant information