BQ3285S-SB2TR Product Details

Product Specifications

The BQ3285S-SB2TR is a sophisticated Real-Time Clock (RTC) module that seamlessly integrates accurate timekeeping with battery-backed SRAM for data retention. Designed to cater to a wide range of applications, this RTC module ensures precision and reliability in time tracking and safeguarding critical data. Its notable specifications include:

• Timekeeping Accuracy: Equipped with a high-precision crystal oscillator, the BQ3285S-SB2TR maintains exact time and date, ensuring dependable accuracy for critical applications.

• Power Supply Voltage: This module operates efficiently across a 3.0V to 5.5V supply voltage range, making it adaptable to both low-power and 5V system environments.

• Temperature Range: Capable of operating within a temperature range of -40°C to +85°C, it is suited for various operational conditions, from standard room temperatures to extreme environments.

• Memory Backup: Features integrated battery-backed SRAM, which is crucial for retaining data during periods of power loss, thus preserving data integrity.

• Interface: Provides a parallel interface for easy integration with microprocessors, simplifying communication within a broad spectrum of electronic systems.

• Package Type: Comes in an SB2 (DIP-24) package, offering compatibility with numerous board layouts and easing the integration process into various designs.

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

Product Introduction

Engineered for applications demanding reliable timekeeping and data preservation, the BQ3285S-SB2TR RTC module is an ideal solution for sophisticated electronic systems. Its energy efficiency, coupled with a wide operating voltage range, makes it suitable for battery-powered devices and challenging industrial, automotive, and telecommunications applications. The inclusion of programmable alarm and watchdog timer functions adds significant value, providing enhanced flexibility and ensuring system stability.

Application Scope

This RTC module is perfectly suited for a diverse range of sectors:

• Consumer Electronics: Essential for smart wearables, home automation devices, and other personal electronics requiring accurate timing.

• Industrial Automation: Ideal for timing and data logging in control systems, machinery, and monitoring equipment where operational consistency and data integrity are crucial.

• Automotive Systems: Appropriate for use in vehicle electronics, navigation systems, and event logging, where precise timekeeping and data retention are essential.

• Telecommunications Equipment: Critical for network hardware like routers and switches that depend on accurate timekeeping for logging and maintaining operational integrity.

• Medical Devices: Vital in patient monitoring systems and medical recording equipment, where accurate time tracking is crucial for data analysis and patient care.

Frequently Asked Questions

Q: How does the BQ3285S-SB2TR protect data during power failures?

A: It automatically switches to its battery backup, ensuring the clock continues to function and the integrated SRAM contents are preserved, thus maintaining uninterrupted operation and data protection.

Q: What benefits does the BQ3285S-SB2TR offer for battery-operated devices?

A: Its low power consumption and effective battery backup capability make it highly suitable for devices reliant on battery power, promoting extended operational life and reliability.

Q: Can the programmable alarm be tailored to specific needs?

A: Yes, the programmable alarm function can be set to trigger specific tasks or serve as reminders at predetermined times, enhancing system management and efficiency.