BQ4285LS Product Details

Product Specifications of BQ4285LS 

The BQ4285LS is a high-performance Real-Time Clock (RTC) module crafted by Texas Instruments, incorporating a full suite of features designed for precise timekeeping and enhanced system functionality. This RTC module is an indispensable component in a myriad of applications, thanks to its integrated memory backup and robust capabilities. Its specifications include:

• Timekeeping Accuracy: Features a precision crystal oscillator, ensuring accurate time and date tracking essential for applications where timing precision is critical.

• Power Supply Voltage: Designed for a supply voltage range of 4.5V to 5.5V, catering to a wide variety of electronic systems.

• Temperature Range: Operates effectively across a broad temperature spectrum from -40°C to +85°C, suitable for demanding environmental conditions.

• Memory Backup: Includes integrated battery-backed SRAM, crucial for preserving vital data during power interruptions.

• Interface: Offers a parallel interface, enabling easy integration with microprocessors and facilitating seamless communication within electronic systems.

• Package Type: Available in a 28-pin 300-mil SOIC package, providing a compact and 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 BQ4285LS 

The BQ4285LS RTC module by Texas Instruments is engineered for systems that require not only accurate timekeeping but also robust data integrity, even in the absence of power. Its low power consumption and broad operating voltage range make it an excellent choice for both battery-powered devices and more demanding applications in sectors like industrial automation, telecommunications, automotive systems, and consumer electronics. With additional functionalities such as programmable alarms and a watchdog timer, the BQ4285LS stands out as a versatile and reliable component for sophisticated electronic systems.

Application Scope of BQ4285LS 

The BQ4285LS RTC module is ideally suited for a vast range of applications:

• Industrial Automation: Ideal for control systems, data loggers, and monitoring equipment, where precise timing and data integrity are paramount.

• Telecommunications Equipment: Critical for devices requiring accurate timekeeping, such as routers and switches, to maintain data logging and system integrity.

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

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

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

Frequently Asked Questions of BQ4285LS 

Q: How does the BQ4285LS ensure accurate timekeeping?

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

Q: What makes the BQ4285LS 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 system functionality.

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

A: Yes, the BQ4285LS’s programmable alarm and watchdog timer can be configured to suit specific system requirements, offering flexibility in system design and operation.