BQ3285S-SB2TRG4 Product Details

Product Specifications

The BQ3285S-SB2TRG4 is a state-of-the-art Real-Time Clock (RTC) module that provides comprehensive timekeeping features with battery-backed SRAM for enhanced data retention capabilities. It is designed to meet the rigorous demands of contemporary electronic systems through its precision and reliability. Here are its main specifications:

• Timekeeping Accuracy: Equipped with a high-precision crystal oscillator to ensure accurate time and date tracking.

• Power Supply Voltage: Operates efficiently with a supply voltage range of 3V to 5.5V, accommodating diverse system requirements.

• Temperature Range: Designed to perform reliably across a wide temperature range of -40°C to +85°C.

• Memory: Integrates battery-backed SRAM, ensuring vital data is preserved during power loss scenarios.

• Interface: Features a parallel interface for straightforward communication with microprocessors.

• Package Type: Available in a 24-pin SOIC package, enabling easy incorporation into a variety of design layouts.

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

Product Introduction

The BQ3285S-SB2TRG4 RTC module delivers not only precise timekeeping but also critical data protection through its integrated SRAM, safeguarded by a battery backup. This combination makes it an essential component for applications that cannot afford to lose data during power failures, including critical data logging and time-sensitive processes. The module's programmable alarms and watchdog timer enhance its utility, providing flexibility and ensuring system stability. The BQ3285S-SB2TRG4 is thus a comprehensive solution for managing time and data across a wide array of applications.

Application Scope

This RTC module is well-suited for use across various sectors:

• Computing: Vital for servers, workstations, and networking devices that require precise system timekeeping and configuration data retention.

• Industrial Automation: Ideal for use in automation systems, monitoring equipment, and data loggers that demand consistent operation and data integrity.

• Telecommunications: Crucial for network infrastructure, where accurate time-stamping and operational data retention are key.

• Medical Devices: Important for medical monitoring and diagnostic equipment requiring accurate timing and reliable data storage.

• Automotive Systems: Suitable for use in navigation, telematics, and event data recording systems that rely on precise timekeeping and data logging.

Frequently Asked Questions

Q: How does the BQ3285S-SB2TRG4 protect data during power outages?

A: It seamlessly transitions to battery backup mode to maintain clock functionality and safeguard SRAM contents, thus preserving data integrity during power interruptions.

Q: Can the programmable alarms trigger specific system actions?

A: Yes, programmable alarms can be configured to initiate specific events or reminders at set times, aiding in efficient system management and operation.

Q: Is the watchdog timer adjustable in the BQ3285S-SB2TRG4?

A: The watchdog timer can be tailored or deactivated to meet the application's requirements, adding a layer of customization in system design.