BQ4285EP Product Details

Product Specifications of BQ4285EP 

The BQ4285EP from Texas Instruments is a highly integrated Real-Time Clock (RTC) module, designed to deliver exceptional accuracy in timekeeping, complemented by a suite of features for robust data management and system reliability. This RTC module is tailored to meet the needs of a variety of applications requiring precise timing and data integrity. Key specifications of the BQ4285EP include:

• Timekeeping Accuracy: Built around a precision crystal oscillator to ensure meticulous tracking of time and date.

• Power Supply Voltage: Operates efficiently within a 3.0V to 5.5V supply voltage range, accommodating diverse power environments from low-power to standard systems.

• Temperature Range: Designed to function reliably over a temperature range from -40°C to +85°C, making it suitable for a wide array of operational conditions.

• Memory Backup: Incorporates integrated battery-backed SRAM for essential data retention during power losses, ensuring continuity and integrity of data.

• Interface: Features a parallel interface, allowing for seamless integration with microprocessors and facilitating easy communication within electronic systems.

• Package Type: Available in a DIP-24 package, offering a durable and user-friendly solution for various system designs.

• Additional Features: Includes automatic power-fail detection, battery switch-over, programmable alarms, and a watchdog timer, enhancing system management and reliability.

Product Introduction of BQ4285EP 

Engineered for systems that demand not only accurate timekeeping but also the preservation of data integrity during power outages, the BQ4285EP RTC module stands out as a comprehensive solution. Its low power consumption and broad operating voltage range make it an excellent choice for battery-powered devices, as well as applications in industrial automation, telecommunications, automotive systems, and consumer electronics. The addition of features such as programmable alarms and a watchdog timer broadens its applicability, ensuring it meets the requirements of complex electronic systems.

Application Scope of BQ4285EP 

The BQ4285EP RTC module is ideally suited for a multitude of sectors due to its versatile features:

• Industrial Automation: Perfect for control systems, data loggers, and monitoring equipment requiring accurate timing and data preservation.

• Telecommunications Equipment: Essential for network devices like routers and switches that rely on precise timekeeping for data logging and maintaining system integrity.

• Consumer Electronics: Vital for smart home devices, wearables, and personal electronic gadgets that demand reliable timekeeping.

• Automotive Systems: Suitable for in-vehicle electronics, including navigation systems and event data recorders, where accurate timing is essential.

• Medical Devices: Crucial for patient monitoring systems and medical recorders, where precise timing is necessary for data analysis and patient care.

Frequently Asked Questions of BQ4285EP 

Q: How does the BQ4285EP maintain accurate timekeeping?

A: It uses a high-precision crystal oscillator to ensure consistent and accurate tracking of time and date.

Q: What makes the BQ4285EP suitable for systems requiring data integrity during power outages?

A: Its integrated battery-backed SRAM ensures data is preserved during power interruptions, maintaining data integrity and uninterrupted system functionality.

Q: Can the programmable alarm and watchdog timer be customized?

A: Yes, the BQ4285EP’s programmable alarm and watchdog timer can be tailored to meet specific system requirements, offering flexibility in design and operation.