BQ3285EP Product Details

Product Specifications of BQ3285EP 

The BQ3285EP by Texas Instruments is a Real-Time Clock (RTC) module designed for precision timekeeping and integrated memory backup, catering to the requirements of various advanced electronic systems. Its features are specifically aimed at maintaining accurate time and date information, while also ensuring data integrity during power failures. The primary specifications include:

• Timekeeping Accuracy: Leveraging a high-precision crystal oscillator, the BQ3285EP ensures meticulous tracking of time and date, essential for applications where timing precision is critical.

• Power Supply Voltage: This module operates within a 3.0V to 3.6V supply voltage range, making it suitable for a wide array of system power configurations.

• Temperature Range: Designed to function reliably across a temperature range that accommodates diverse operational environments.

• Memory Backup: Features integrated battery-backed SRAM, crucial for preserving critical data during power interruptions, thereby ensuring continuous data integrity.

• Interface: Provides a Serial Peripheral Interface (SPI), allowing for straightforward integration with microcontrollers and processors.

• Package Type: Offered in a compact SSOP package, providing a space-efficient solution for various system designs.

• Additional Features: Equipped with automatic power-fail detection, battery switch-over, programmable alarms, and a watchdog timer, these features significantly enhance system management and reliability.

Product Introduction of BQ3285EP 

Engineered for systems that require not only precise timekeeping but also robust data integrity, the BQ3285EP RTC module stands as a comprehensive solution. Its low power consumption and broad operating voltage range make it an optimal choice for both battery-operated devices and more demanding applications in industrial automation, telecommunications, automotive systems, and consumer electronics. The inclusion of advanced features such as programmable alarms and a watchdog timer adds significant flexibility, making it an indispensable component for sophisticated electronic systems.

Application Scope of BQ3285EP 

This RTC module is ideally suited for a wide range of sectors, thanks to its extensive feature set:

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

• Telecommunications Equipment: Crucial for network infrastructure devices such as routers and switches, which depend on precise timekeeping for data logging and system integrity.

• Consumer Electronics: Ideal for smart home devices, wearables, and personal electronics needing reliable timekeeping.

• Automotive Systems: Suitable for in-vehicle electronics, like navigation systems and event loggers, where precise timing is essential.

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

Frequently Asked Questions of BQ3285EP 

Q: How does the BQ3285EP ensure accurate timekeeping?

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

Q: What makes the BQ3285EP suitable for systems requiring data integrity during power outages?

A: Its integrated battery-backed SRAM ensures that 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 BQ3285EP’s programmable alarm and watchdog timer can be configured to meet specific system requirements, offering flexibility in design and enhanced operation.