BQ4285S-SB2 Product Details

Product Specifications of BQ4285S-SB2

The BQ4285S-SB2 is a sophisticated Real-Time Clock (RTC) module from Texas Instruments, designed to offer precise timekeeping along with integrated memory backup. This RTC module is tailored for applications that demand not only accurate time tracking but also the maintenance of data integrity during power outages. Its features include:

• Timekeeping Accuracy: Built around a high-accuracy crystal oscillator, the BQ4285S-SB2 ensures meticulous tracking of time and date.

• Power Supply Voltage: Operates within a 3.0V to 5.5V supply voltage range, making it adaptable to both low-power and standard power requirements.

• Temperature Range: Designed to function reliably across a temperature range from -40°C to +85°C, accommodating diverse operational conditions.

• Memory Backup: Features integrated battery-backed SRAM for crucial data retention during power interruptions.

• Interface: Equipped with a parallel interface for straightforward integration with microprocessors, simplifying communication within electronic systems.

• Package Type: Offered in a DIP-24 package, providing a robust solution suitable 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 BQ4285S-SB2

Engineered for precision and dependability, the BQ4285S-SB2 RTC module is an ideal solution for systems requiring both accurate timekeeping and data preservation during power failures. Its low power consumption and wide operating voltage range make it excellent for battery-powered devices, as well as more demanding applications in industrial automation, telecommunications, automotive systems, and consumer electronics. The inclusion of features such as programmable alarms and a watchdog timer adds significant versatility, making it a comprehensive solution for sophisticated electronic systems.

Application Scope of BQ4285S-SB2

This RTC module is suited for a wide array of sectors, thanks to its comprehensive feature set:

• Industrial Automation: Ideal for control systems, data loggers, and monitoring equipment where precise timing and operational reliability are crucial.

• Telecommunications Equipment: Suitable for network devices that require accurate timekeeping for data logging and system integrity.

• Consumer Electronics: Essential for smart home devices, wearables, and personal electronics that demand accurate timekeeping.

• Automotive Systems: Perfect for in-vehicle electronics requiring precise timing, such as event data recorders and navigation systems.

• Medical Devices: Vital for patient monitoring systems and medical recorders, where accurate timing is crucial for data collection and patient care.

Frequently Asked Questions of BQ4285S-SB2

Q: How does the BQ4285S-SB2 ensure data integrity during power outages?

A: It seamlessly switches to battery backup mode, maintaining the clock's operation and securing the integrated SRAM's contents, thus ensuring uninterrupted functionality and data protection.

Q: What makes the BQ4285S-SB2 suitable for battery-operated devices?

A: Its energy-efficient design and effective battery backup capability make it highly suitable for devices reliant on battery power, promoting minimal energy consumption and extended operational life.

Q: Can the programmable alarm be customized for specific needs?

A: Yes, the programmable alarm function can be set to trigger specific events or reminders at predetermined times, offering flexibility in system design and functionality.